Detailed/More Info:
Lee Mine {aka Lee Shaft; Lee-Isabella; Isabella Mine}
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Info Database Last Updated 08.04.2024 (Entity News entries: 83)
Type/Category of Info:
Correspondence and Discussion
Info Source From:
The Daily Hesperian. Volume: 19 [XIX], Issue No. 26
Info Publication Date:
January 28, 1897
Info found on page:
3
Info Title:
Murphy & Judson Lease on Lee Netted Big Money
The mines continue to attract the attention of the world. Last week two young men, Murphy and Judson, who had a lease on the Lee mine on Bull Hill, shipped a car load, consisting of nineteen tons, that netted them $81,000.
graphic for visual presentation of text This was the richest car load ever shipped from the district and it transformed these two young men from poor laborers to capitalists. Now if some other poor fellow could get a chance at that place it would be all right.
graphic for visual presentation of text But they are capitalists now and will do doubt be millionaires before they stop.
graphic for visual presentation of textW. T. R.
graphic for visual presentation of textCripple Creek, Col., Jan. 24.
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Above Info was Last Updated on 12.02.2022 (10:39:38)
Above Info was First Seen 12.02.2022

Type/Category of Info:
Mine Info
Info Source From:
Colorado State Mining Directory 1898; Buyer's Guide to Representative Mining Machinery and Supply Houses of America.
Info Publication Date:
1898
Info found on page:
197
Info Title:
Lee Mine (Bull Hill)
Principal Producing Cripple Creek Mines - 1898:
graphic for visual presentation of text
graphic for visual presentation of textName: Lee Mine (Bull Hill)
graphic for visual presentation of textOwner: Isabella Gold Mining Co.
graphic for visual presentation of textCapital:
graphic for visual presentation of textPresident:
graphic for visual presentation of textVice-President:
graphic for visual presentation of textSecretary:
graphic for visual presentation of textTreasurer:
graphic for visual presentation of textSuperintendent:
graphic for visual presentation of textManager: F. T. Freeland, Cripple Creek
graphic for visual presentation of textLessees:
graphic for visual presentation of textDescription: 500-foot shaft; 100-horse power horizontal tubular Fairbanks-Morse boiler; 12x12 double flat friction Fairbanks-Morse hoist; 5-drill Rand compressor.
graphic for visual presentation of textEmployes: twenty-five employes
graphic for visual presentation of textContact:
graphic for visual presentation of textNotes:
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Above Info was Last Updated on 27.03.2024 (18:22:21)
Above Info was First Seen 10.04.2011

Type/Category of Info:
Article
Info Source From:
The Mineral Industry, Its Statistics, Technology & Trade in the U.S. and Other Countries. Volume: 6 [VI]
Info Publication Date:
September 1898
Info found on page:
264
Info Title:
Isabella 1897 Production
The 1897 production was approximately for the Isabella 16,000 tons.
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Above Info was Last Updated on 02.05.2022 (14:40:29)
Above Info was First Seen 07.05.2010

Type/Category of Info:
Abstracts of Official Reports
Info Source From:
The Mineral Industry, Its Statistics, Technology & Trade in the U.S. and Other Countries. Volume: 6 [VI]
Info Publication Date:
September 1898
Info found on page:
362
Info Title:
Isabella Gold Mining Co. 1897 Annual Report Abstract

Isabella Gold Mining Co., Cripple Greek, Colo.

(Ores sold in the general market.)

The report for the year ending December 31, 1897, shows that;

  • 11,826 tons of ore were produced, which sold for $541,077.
  • The cost of production was $464,969, not including taxes and general expenses;
  • which came to $22,585.

  • The cost of mining was $235,627
  • treatment of ore, $112,009
  • transportation of ore, $26,353
  • sampling, $1,182
  • payments to lessees, etc., $89,807
  • The cost per ton of ore mined by the company was $23.59, against $22.15 in the previous year, the increase being due chiefly to extra development work.

The mining expense charged to the 9,992 tons of ore mined on company account was divided as follows:

Labor. Supplies. Total.
Construction $ 0.17 $ 0.78 $ 0.95
Maintenance $ 0.01 $ 0.34 $ 0.35
Surface $ 3.15 $ 1.25 $ 4.40
Underground $ 14.20 $ 1.98 $ 16.18
Mine office $ 1.50 $ 0.21 $ 1.71
Totals $ 19.03 $ 4.56 $ 23.59
  • Lessees produced 2,520 tons of ore, netting an average of $56.48 per ton;
  • of which the company received $20.84 per ton

  • and the lessees $35.51.

  • The average net value of all ore shipped by the mine in 1897 was $33.95, against $47.72 in the previous year.
Notes/Text been Edited:
Abstracted and reformated from a larger text about 'Progress in the Metallurgy of Gold and Silver.'
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Above Info was Last Updated on 03.05.2022 (23:02:45)
Above Info was First Seen 07.05.2010

Type/Category of Info:
Article
Info Source From:
The New York Times.
Info Publication Date:
January 31, 1899
Info found on page:
1
Info Title:
Isabella Mine Rich Strike at 820 Feet
ORE 80 PER CENT. GOLD?
——————
Extraordinary Reports of the Isabella Mine at Cripple Creek, Col.

DENVER, Col., Jan. 30—A special to The News from Cripple Creek, Col., says of the recent strike in Isabella ground:

"Your correspondent saw chunks of sylvanite that were three inches thick and solid metal, and chunks of the oxidized ore of the same width that he whittled with his pocket knife. No assays have been made on the rock; it is not necessary, but pieces of the free gold ore, if ore it can be called at all, run over $500,000 per ton.

The Mollie Gibson never produced any ore that carried more ounces of silver per ton that this Isabella ore does in gold. With every hour's work the streak is lengthening and widening. Adjoining this metallic body there is six feet of quartz that will run from $1,000 to $2,000 per ton.

"Manager Kilburn said to your correspondent:

" 'I do not like to say anything that will excite the people any more that they are at present. The metallic ore body has doubled in size both ways since yesterday morning. Some of the pieces of ore are 80 per cent gold. I never saw such mineral, and I do not believe that its like was ever mined in this or any other camp in the world.

We have had no assays taken on the rock, but a ton of it could be picked out that would run anywhere from $50,000 to $200,000 per ton.'

"Armed guards are watching the property. The strike was made in the new ore body at a depth of 820 feet below the surface. The chute has been cut at the seventh level, 200 feet above, and also at the fifth.

At the latter place an assay was obtained in the breast of the drift in two feet of ore that went better than $1,000 per ton. There is at least blocked out in the one level between the ninth and seventh levels, $5,000,000 worth of ore."

Above Info was Last Updated on 13.07.2023 (11:00:21)
Above Info was First Seen 17.07.2010

Type/Category of Info:
General Mining News
Info Source From:
Mines and Minerals. Volume: 19 [XIX], Issue No. 7
Info Publication Date:
February 1899
Info found on page:
327
Info Title:
Isabella Mine Opened a New vein and Chute
A new vein and ore chute was opened up in the Isabella (Cripple Creek) south and up the hill from the old Buena Vista fissure. This ore chute has been drifted on a distance of over 400 feet at the second level, and the ore body has been found in crosscuts at the fifth and ninth levels.
graphic for visual presentation of text The pay-streak is from eighteen inches to two feet wide.
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Above Info was Last Updated on 30.10.2020 (11:04:30)
Above Info was First Seen 16.03.2019

Type/Category of Info:
General Mining News
Info Source From:
Mines and Minerals. Volume: 19 [XIX], Issue No. 8
Info Publication Date:
March 1899
Info found on page:
365
Info Title:
Isabella Mine
Mines and Minerals, March 1899
(page 365)
Written for Mines and Minerals, by Prof. Arthur Lakes.

There is no doubt but a very rich strike of ore, perhaps the richest in the history of Cripple Creek, has lately been made in the Isabella mine at Cripple Creek. The exact nature and value of this at present are unascertainable, owing to the reticence of the company.

The nature of the ore appears to be very rich bodies of telluride and free gold, ores which, in a minor degree of richness, have characterized the mine from the outset.

The Isabella property is one of the oldest in the camp. It is situated on the Eastern slope of Bull hill, commanding a fine view of Pike's peak. A lofty castle rock of columnar phonolite crowns the hill above the mines, which was celebrated in the miners' strike as the "Strikers' fortress," commanding as it did a view of all the country round.

The rocks of this section are both andesitic breccia and phonolite. Most of the important mines on Bull hill are on veins in fissures in the massive eruptive rocks, a few such as the Victor, are on fissures in the breccia. The Bull Hill fissures are often faulted, owing to the brittle character of the massive rocks.

The veins are very numerous, trending in various directions. They vary from an inch to several feet in width, and show at times, well defined bodies of quartz in them, containing iron pyrites, iron oxide, fluorite, and other minerals forming the cement of the fragments of rock, occurring in the fissures. The country rock may also be impregnated with these minerals along the path of fissures.

The most well defined and continuous of these fissures or fissure systems are the veins of the Victor, Lee, and Isabella mines which are on the same, or closely allied veins, along the same zone of fissuring and ore deposition for a direct distance of upwards of a mile, and along these veins the mines are more or less in connection.

Two or more closely parallel veins are found in these mines, among which is the one in the Lee workings which has lately yielded such unprecedented riches. The course of the main vein fissures is often very circuitous and deflected. The country rock is partly massive trachy-phonolite and partly andesitic breccia. In the Lee shaft the vein is in the massive rock, in the Smuggler and Victor in the breccia.

The ore is in quartz, not unfrequently an opaline quartz like that deposited from a hotspring or geyser, showing the mode of genesis of the ore. This quartz may change into a yellow jasper. The precious metals are free gold, especially near the surface, and telluride ; the latter more with depth. The rich ore is in well defined shoots, continuing for considerable distance along the strike of the vein.

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Above Info was Last Updated on 30.10.2020 (11:04:30)
Above Info was First Seen 16.03.2019

Type/Category of Info:
Article
Info Source From:
The Morning Times. Volume: 9 [IX], Issue No. 24
Info Publication Date:
December 31, 1899
Info found on page:
7 (3)
Info Title:
1899 Dividends for Isabella
During 1899 it was paid in Dividends by the Isabella—
graphic for visual presentation of textJanuary……………………$135,000
graphic for visual presentation of textJune…………………………….45,000
graphic for visual presentation of textSeptember....................22,500
graphic for visual presentation of textDecember…………...........67,500
graphic for visual presentation of textTotal...........................$270,000
Notes/Text been Edited:
Abstracted from source text talking about many companies
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Above Info was Last Updated on 30.10.2020 (11:04:30)
Above Info was First Seen 22.07.2020

Type/Category of Info:
General Mining News
Info Source From:
The Mining World. Volume: 10 [X], Issue No. 17
Info Publication Date:
November 14, 1901
Info found on page:
2
Info Title:
Isabella Rumors
Cripple Creek.—(Special.) — In the bottom workings of the Isabella the management performed something like several thousand feet of work without encountering ore. It was for that reason that the last two dividends were passed, for they were hunting for ore and did not care to diminish the treasury reserve in dividends to the detriment of the development work that might mean the life and prosperity of the once-famous bonanza.
graphic for visual presentation of text Considerable talk is being indulged in by people and all sorts of stories are going the rounds on the intentions of the company, but the story that is set firmest in the minds of well-informed mining men is that shortly the news will get out of rich ore bodies in the Orphan shaft and that then a consolidation of the two properties will be effected. That, of course, is conjecture.
Above Info was Last Updated on 30.10.2020 (11:04:30)
Above Info was First Seen 29.06.2020

Type/Category of Info:
General Mining News
Info Source From:
The Engineering and Mining Journal. Volume: 75 [LXXV], Issue No. 5
Info Publication Date:
January 31, 1903
Info found on page:
198
Info Title:
Isabella Gold Mining Co. Annual Meeting Stuff
Isabella Gold Mining Company.—At the annual election of directors the following were named: E. W. Giddings, J. A, Connel, K. R. Babbit, G. M. Stone and J. A. Hayes. The meeting passed off very quietly, and the expected contest did not take place. The election was in every way a compromise, one representative being given to each of the factions.
graphic for visual presentation of text The directors afterward chose officers as follows:
graphic for visual presentation of textE. W. Giddings, president
graphic for visual presentation of textJ. A. Hayes, first vice-president
graphic for visual presentation of textK. R. Babbit, second vice-president and general counsel
graphic for visual presentation of textJ. F. Sanger, secretary
graphic for visual presentation of textand the Colorado Title and Trust Company, treasurer.
graphic for visual presentation of text The general manager has not yet been selected, but it is understood that De La Vergne, the present manager will not be re-elected.
graphic for visual presentation of text
graphic for visual presentation of text A good showing has been made on the property, though it has not paid expenses.
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Above Info was Last Updated on 30.10.2020 (11:04:30)
Above Info was First Seen 11.05.2019

Type/Category of Info:
General Mining News
Info Source From:
The Engineering and Mining Journal. Volume: 75 [LXXV], Issue No. 13
Info Publication Date:
March 28, 1903
Info found on page:
497
Info Title:
Strike Shut Down the Isabella
Besides the Stratton's Independence the Isabella Gold Mining have shut down.
graphic for visual presentation of text What ore is mined is stored and not shipped, owing to the labor troubles. There are about 718 men now idle in the district.
Notes/Text been Edited:
Abstracted from a somewhat longer text mention many other mines also affected of the strike.
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Above Info was Last Updated on 30.10.2020 (11:04:30)
Above Info was First Seen 04.02.2019

Type/Category of Info:
General Mining News
Info Source From:
The Engineering and Mining Journal. Volume: 75 [LXXV]
Info Publication Date:
April 4, 1903
Info found on page:
537
Info Title:
Isabella closed due the Strike Situation
The situation is somewhat improved, but not yet settled. A number of concessions have been made by both sides. At present it seems as though the strike at the Standard mill would be settled, as all the demands of the union men at the mill have been met with, except as to the reinstatement of some of the striking mill men. If the trouble is not settled very soon a number of mines will have to close from having no marked for their ore.
graphic for visual presentation of text
graphic for visual presentation of text At present the Isabella mine is shut down due to the strike.
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Above Info was Last Updated on 30.10.2020 (11:04:30)
Above Info was First Seen 31.01.2019

Type/Category of Info:
General Mining News
Info Source From:
The Engineering and Mining Journal. Volume: 75 [LXXV], Issue No. 15
Info Publication Date:
April 11, 1903
Info found on page:
574
Info Title:
Isabella Resumed Work
Isabella has resumed work after the millmen's strike settlement, which makes everything look brighter in the Cripple Creek District. The settlement is a matter of congratulation, as a general strike would probably have resulted in a complete tie-up for a long time.
Notes/Text been Edited:
Text been abstracted and restructured from the source text who bundled several mines together.
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Above Info was Last Updated on 30.10.2020 (11:04:30)
Above Info was First Seen 17.04.2019

Type/Category of Info:
General Mining News
Info Source From:
The Engineering and Mining Journal. Volume: 75 [LXXV], Issue No. 16
Info Publication Date:
April 18, 1903
Info found on page:
610
Info Title:
Isabella Gold Mining Company
Isabella Gold Mining Company.
graphic for visual presentation of text This property has not started since being closed by the strike, and what will be done is not known. A number of rumors are heard.
Above Info was Last Updated on 30.10.2020 (11:04:30)
Above Info was First Seen 02.02.2019

Type/Category of Info:
General Mining News
Info Source From:
The Engineering and Mining Journal. Volume: 75 [LXXV], Issue No. 19
Info Publication Date:
May 9, 1903
Info found on page:
725
Info Title:
Isabella is Idle
Isabella Gold Mining Company.—The property is still idle. According to the yearly report the mine has not very much money in the treasury at present. A large amount of the territory has never been prospected.
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Above Info was Last Updated on 30.10.2020 (11:04:30)
Above Info was First Seen 20.04.2019

Type/Category of Info:
General Mining News
Info Source From:
The Engineering and Mining Journal. Volume: 75 [LXXV], Issue No. 23
Info Publication Date:
June 6, 1903
Info found on page:
872
Info Title:
Isabella Still Not Working on Company Account
Isabella Gold Mining Company.—No work is being done on company account, and it is rumored that the company will lease the whole property to some large syndicate. This property has not opened since the strike. A number of lessees are at work. The company owns a large acreage on Bull Hill, and has shipped a large amount of ore, including probably the richest shipment that ever went out of the district.
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Above Info was Last Updated on 30.10.2020 (11:04:30)
Above Info was First Seen 21.04.2019

Type/Category of Info:
General Mining News
Info Source From:
The Engineering and Mining Journal. Volume: 75 [LXXV], Issue No. 26
Info Publication Date:
June 27, 1903
Info found on page:
982
Info Title:
Isabella Gold Mining Company Still Dormant
Isabella Gold Mining Company.—Although it has been repeatedly rumored that this property has been leased to a syndicate nothing of a reliable nature can be learned. The company is doing nothing, though a few lessees are at work.
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Above Info was Last Updated on 30.10.2020 (11:04:30)
Above Info was First Seen 29.04.2019

Type/Category of Info:
General Mining News
Info Source From:
The Engineering and Mining Journal. Volume: 80 [LXXX], Issue No. 2
Info Publication Date:
July 15, 1905
Info found on page:
86
Info Title:
Old Isabella Workings by Murphy, Hamlin and associates
Isabella Gold Mining Co.—On the old Isabella workings ore is being taken out by lessees Murphy, Hamlin and associates.
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Above Info was Last Updated on 10.10.2021 (18:51:24)
Above Info was First Seen 27.06.2021

Type/Category of Info:
General Mining News
Info Source From:
The Engineering and Mining Journal. Volume: 80 [LXXX], Issue No. 5
Info Publication Date:
August 5, 1905
Info found on page:
228
Info Title:
Old Isabella Workings by Murphy & Co.
Isabella Mines Co.—The old Isabella workings, which are being operated under lease by Murphy & Co., are also shipping some ore.
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Above Info was Last Updated on 10.10.2021 (18:51:24)
Above Info was First Seen 01.07.2021

Type/Category of Info:
Special/Editorial Correspondence
Info Source From:
The Engineering and Mining Journal. Volume: 80 [LXXX], Issue No. 6
Info Publication Date:
August 12, 1905
Info found on page:
273
Info Title:
Old Isabella Worked Under Lease
Cripple Creek, Aug. 5—The old Isabella is being worked under lease and is shipping some ore.
Notes/Text been Edited:
Abstracted and partly rewritten from source text.
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Above Info was Last Updated on 10.10.2021 (18:51:24)
Above Info was First Seen 03.07.2021

Type/Category of Info:
General Mining News
Info Source From:
The Engineering and Mining Journal. Volume: 80 [LXXX], Issue No. 7
Info Publication Date:
August 19, 1905
Info found on page:
325
Info Title:
Old Isabella Workings by Murphy and Associates
Isabella Mines Co.—Murphy and associates on the main Isabella workings are making some money.
Notes/Text been Edited:
Abstracted
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Above Info was Last Updated on 10.10.2021 (18:51:24)
Above Info was First Seen 03.07.2021

Type/Category of Info:
Special/Editorial Correspondence
Info Source From:
The Engineering and Mining Journal. Volume: 80 [LXXX], Issue No. 21
Info Publication Date:
November 25, 1905
Info found on page:
991
Info Title:
Isabella Workings
Cripple Creek, Nov. 18— A number of new leases are starting operations in various parts of the district. On the Isabella, on Bull hill, some work is being done on a lease by Murphy and associates, and also some work is being done by the company.
Notes/Text been Edited:
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Above Info was Last Updated on 10.10.2021 (18:51:24)
Above Info was First Seen 25.08.2021

Type/Category of Info:
General Mining News
Info Source From:
Mining Reporter. Volume: 53 [LIII], Issue No. 7
Info Publication Date:
February 15, 1906
Info found on page:
178
Info Title:
Isabella Consolidation with Empire State Rumors
Isabella.—A consolidation of this property with the Empire State now seems probable, in view of the formal surrender of the lease on the Isabella property last week.
graphic for visual presentation of text The Isabella comprises over 98 acres on Bull hill and the Empire about 50 acres in the same vicinity.
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Above Info was Last Updated on 12.02.2023 (13:46:08)
Above Info was First Seen 01.06.2010

Type/Category of Info:
General Mining News
Info Source From:
Mining Reporter. Volume: 54 [LIV], Issue No. 3
Info Publication Date:
July 19, 1906
Info found on page:
70
Info Title:
Bailey and Associates Lease on Isabella in High Grade
Isabella.—Some high grade ore is being taken from this property by Bailey and associates at a depth of 900 feet. There are now over twenty lessees working on this property.
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Above Info was Last Updated on 23.02.2023 (11:10:26)
Above Info was First Seen 23.02.2023

Type/Category of Info:
General Mining News
Info Source From:
Mining Reporter. Volume: 54 [LIV], Issue No. 17
Info Publication Date:
October 25, 1906
Info found on page:
424
Info Title:
Isabella Lessee Made Rich Strike at 600 Feet
Isabella—Lessee Harry Harris has made a rich strike on this property at a depth of 600 feet, while upraising between the sixth and fifth levels. The vein is 2½ feet in width and carries a six-inch streak of sylvanite of exceptional value. A shipment will be made this week.
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Above Info was Last Updated on 27.02.2023 (12:05:29)
Above Info was First Seen 27.02.2023

Type/Category of Info:
General Mining News
Info Source From:
The Mining World. Volume: 26 [XXVI], Issue No. 5
Info Publication Date:
February 2, 1907
Info found on page:
196
Info Title:
Isabella Lessees Harris-Drum Ships Regularly
Denver.—It is stated that the Harris-Drum lease on the Isabella is producing about $2,000 gross per mouth and that the leasers are shipping regularly a very fine grade of ore.
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Above Info was Last Updated on 11.11.2023 (16:01:20)
Above Info was First Seen 11.11.2023

Type/Category of Info:
General Mining News
Info Source From:
Mining Reporter. Volume: 55 [LV], Issue No. 14
Info Publication Date:
April 4, 1907
Info found on page:
317
Info Title:
Isabella Mine in High Grade
A high grade ore body is reported at the Isabella property, in virgin territory, opened up between the tenth and eleventh levels of the Lee shaft.
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Above Info was Last Updated on 12.07.2022 (07:39:22)
Above Info was First Seen 06.06.2010

Type/Category of Info:
General Mining News
Info Source From:
The Mining World. Volume: 26 [XXVI], Issue No. 17
Info Publication Date:
April 27, 1907
Info found on page:
544
Info Title:
Isabella Lessees Sharpe and Others Strike at 1000 Feet
Cripple Creek.—The Isabella property is the scene of another big strike, by John Sharpe and others operating at a depth of 1,000 feet. The ore body gives returns of $60 to $70 per ton without sorting, and carries a 7-in. streak that goes 60 cents per pound.
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Above Info was Last Updated on 19.11.2023 (08:06:41)
Above Info was First Seen 19.11.2023

Type/Category of Info:
General Mining News
Info Source From:
The Mining World. Volume: 26 [XXVI], Issue No. 22
Info Publication Date:
June 1, 1907
Info found on page:
703
Info Title:
Isabella Lessee Sharpe in Good Ore at 1000 Feet
Cripple Creek.—John Sharpe has on the 1,000 level of the Isabella yielding ore that runs up to 32 ozs. per ton.
Notes/Text been Edited:
Abstracted and slightly rewritten from source text.
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Above Info was Last Updated on 23.11.2023 (09:07:19)
Above Info was First Seen 23.11.2023

Type/Category of Info:
General Mining News
Info Source From:
The Mining World. Volume: 26 [XXVI], Issue No. 25
Info Publication Date:
June 22, 1907
Info found on page:
791
Info Title:
Isabella Lessees Sharpe and Associates Ships From 1000 Feet
Cripple Creek.—Sharpe and associates, mining on the 1,000 level of the Isabella on Bull hill, are sending out ore that is expected to run better than 6 ozs. to the ton.
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Above Info was Last Updated on 25.11.2023 (19:35:04)
Above Info was First Seen 25.11.2023

Type/Category of Info:
General Mining News
Info Source From:
The Mining World. Volume: 27 [XXVII], Issue No. 4
Info Publication Date:
July 27, 1907
Info found on page:
157
Info Title:
Isabella Lessees Sharpe and Associates Works at 1000 Feet
Cripple Creek—The ore body opened by John Sharpe and others on the 1,000-ft. level of the Isabella is widening and giving returns of 50 ozs. a ton. It is now nearly 5 ft. wide.
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Above Info was Last Updated on 28.11.2023 (08:38:18)
Above Info was First Seen 25.11.2010

Type/Category of Info:
General Mining News
Info Source From:
Mining Reporter. Volume: 56 [LVI], Issue No. 5
Info Publication Date:
August 1, 1907
Info found on page:
109
Info Title:
Isabella Mine in Very Rich Ore
A very rich ore shoot was recently opened up at a depth of 900 ft. at the Isabella mine on Gold hill. The ore is said to run all the way from 20 to 400 ounces to the ton, and is stated that the carload being made ready will run over $200,000.
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Above Info was Last Updated on 19.07.2022 (21:34:36)
Above Info was First Seen 19.07.2022

Type/Category of Info:
General Mining News
Info Source From:
The Western Investors Review. Volume: 14 [XIV], Issue No. 3
Info Publication Date:
August 1907
Info found on page:
24
Info Title:
Isabella Mine Rich Strike at 900 Feet
What was undoubtedly the richest strike ever made in the Cripple Creek district was encountered recently in the Isabella mine on the northeast slope of Bull Hill. The ore shoot is fifteen feet wide at a depth of 900 feet in heretofore unexploited territory. The same ore shoot is now found at the depth of 1,000 feet.
graphic for visual presentation of text The territory above 900 feet has never been prospected, and it is believed that the shoot will run to the surface. The ore will run from twenty ounces to 400 ounces, which is $8,000 to the ton or $4 to the pound.
graphic for visual presentation of text On the 900-foot level the ore is free and rusty gold, while on the 1,000, it is sylvanite and calaverite, some of it being four inches thick. So far as known, no other ore shoot ever found in this camp compares with it.
graphic for visual presentation of text The mine some eight or nine years ago shipped the richest carload of ore ever mined from this camp, giving returns of $227,000. It is believed that a carload of the ore now found will run as high or even better than the rich carload of years ago.
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Above Info was Last Updated on 15.08.2023 (12:44:03)
Above Info was First Seen 17.10.2010

Type/Category of Info:
General Mining News
Info Source From:
The Mining World. Volume: 27 [XXVII], Issue No. 5
Info Publication Date:
August 3, 1907
Info found on page:
204
Info Title:
Isabella Mine Physical Condition Improving Below 900 Feet
Denver.—The physical condition of the Isabella mine on the east slope of Bull hill is decidedly improved on the big ore shoot opened on both the 900 and 1,000 levels northwest of the Lee shaft.
graphic for visual presentation of text On the 900 level the company is breaking ore 4 ft. wide, while the hanging and footwalls have not yet been exposed. The grade is over 2 ozs., while occasional pockets give very high values.
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Above Info was Last Updated on 28.11.2023 (15:03:33)
Above Info was First Seen 25.11.2010

Type/Category of Info:
General Mining News
Info Source From:
The Mining World. Volume: 27 [XXVII], Issue No. 8
Info Publication Date:
August 24, 1907
Info found on page:
327
Info Title:
Isabella Improved Conditions on Levels 9 & 10
Cripple Creek—Improved conditions are reported on the 9th and 10th levels of the main workings of the Isabella on Bull hill. The ore is returning from 2 to 10 ozs. gold per ton.
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Above Info was Last Updated on 30.11.2023 (11:23:17)
Above Info was First Seen 25.11.2010

Type/Category of Info:
General Mining News
Info Source From:
Mining Reporter. Volume: 56 [LVI], Issue No. 9
Info Publication Date:
August 29, 1907
Info found on page:
203
Info Title:
Isabella Mines Co. Doing Good
The recent encountering of pay ore bodies at the ninth, tenth and eleventh levels in the Lee shaft of the Isabella Mines Co. on Bull Hill has enabled the company to increase its monthly shipments to 1,000 tons; in addition to this 3,000 tons of low grade dump ore are put through the mill.
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Above Info was Last Updated on 22.07.2022 (08:13:36)
Above Info was First Seen 22.07.2022

Type/Category of Info:
General Mining News
Info Source From:
The Mining World. Volume: 27 [XXVII], Issue No. 9
Info Publication Date:
August 31, 1907
Info found on page:
364
Info Title:
Isabella Lessees Work at 1000 Feet and Below
Cripple Creek—In the Young and Crowder lease, on the 1,100-ft. level of the Isabella, the shoot is now 5 to 6 ft. wide and the indications are that it will be as good as the same shoot, found by John Sharpe, 100 ft. above.
graphic for visual presentation of text Sharpe has 12 to 15 ft. of mineral in his workings. The Isabella is in better shape than for the past 7 years. The company and all the lessees are shipping ore, the average value being estimated at $30.
Notes/Text been Edited:
Abstracted
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Above Info was Last Updated on 01.12.2023 (07:55:19)
Above Info was First Seen 25.11.2010

Type/Category of Info:
General Mining News
Info Source From:
The Mining World. Volume: 27 [XXVII], Issue No. 11
Info Publication Date:
September 14, 1907
Info found on page:
447
Info Title:
Isabella Lessee Sharpe Working Vein at 1000 Feet
Cripple Creek.—The vein opened some time ago by John Sharpe at a depth of 1,000 ft. and 200 ft. north of the shaft in the Isabella on Bull hill has been followed 126 ft. and in places is 10 ft. wide. The value averages 2 ounces.
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Above Info was Last Updated on 03.12.2023 (10:08:00)
Above Info was First Seen 26.11.2010

Type/Category of Info:
General Mining News
Info Source From:
The Mining World. Volume: 27 [XXVII], Issue No. 13
Info Publication Date:
September 28, 1907
Info found on page:
526
Info Title:
Isabella Mine Report About Very High Grade
Cripple Creek.—It is reported that ore giving returns better than $1,000 per ton has been uncovered in the Isabella.
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Above Info was Last Updated on 05.12.2023 (06:20:49)
Above Info was First Seen 26.11.2010

Type/Category of Info:
General Mining News
Info Source From:
Mining Reporter. Volume: 56 [LVI], Issue No. 19
Info Publication Date:
November 7, 1907
Info found on page:
431
Info Title:
Isabella Reports Ore Body at 1000 Feet
A 25-ft. ore body of mineable values, is reported at the 1,000-ft. level at the Isabella property on Bull Hill.
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Above Info was Last Updated on 02.08.2022 (09:15:07)
Above Info was First Seen 02.08.2022

Type/Category of Info:
General Mining News
Info Source From:
Mining Reporter. Volume: 56 [LVI], Issue No. 23
Info Publication Date:
December 5, 1907
Info found on page:
527
Info Title:
Isabella Doing Good
The Isabella mine is producing at the rate of two carlots of $35 ore daily. The Sharp lease, at the 1,000 ft. level, is producing ore of $45 grade.
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Above Info was Last Updated on 03.08.2022 (08:31:27)
Above Info was First Seen 03.08.2022

Type/Category of Info:
General Mining News
Info Source From:
Mining Science. Volume: 57 [LVII], Issue No. 4
Info Publication Date:
January 23, 1908
Info found on page:
105
Info Title:
Isabella Mines Co. Happenings
The Isabella Mines Co., which is at present shipping about three carloads of ore daily, is to resume extensive operations through the Empire State shaft.
graphic for visual presentation of text The company's mill is reported in successful operation on $6 dump ore.
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Above Info was Last Updated on 05.03.2023 (08:22:30)
Above Info was First Seen 08.06.2010

Type/Category of Info:
General Mining News
Info Source From:
Mining and Scientific Press. Volume: 96 [XCVI], Issue No. 2488; 13
Info Publication Date:
March 28, 1908
Info found on page:
407
Info Title:
Important Discoveries Made in Deeper Workings of Lee Shaft

Two important discoveries have been made in the deeper workings of the Lee shaft in the past few days.

At the 800-ft. level the No. 4 vein has been entered by cross-cut and from 6 to 8 ft. of ore exposed, returning 4 to 6 oz. gold per ton. This vein was first cut at the 1100-ft. level and in succession in the 10th and 9th levels. A cross-cut will be carried from each succeeding level, and from present indications it will extend upward to the surface, as little work has been prosecuted in this direction in the upper levels.

The second and more important find was made at the 900-ft level. At this depth a vein new to the property and lying parallel to the No. 4 has been encountered. The new vein is fully 4 ft. wide, and at a conservative estimate will ship at 2 oz. gold per ton.

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Above Info was Last Updated on 05.08.2023 (20:35:23)
Above Info was First Seen 05.08.2023

Type/Category of Info:
General Mining News
Info Source From:
Mining Science. Volume: 57 [LVII], Issue No. 22
Info Publication Date:
May 28, 1908
Info found on page:
519-520
Info Title:
Isabella Mine Maintaining Its Daily Output
The Isabella mine has been maintaining its daily output of three cars ranging from 2 ozs. to 4 ozs. per ton. This ore is taken from below the 800 ft. level.
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Above Info was Last Updated on 17.03.2023 (18:59:58)
Above Info was First Seen 12.06.2010

Type/Category of Info:
General Mining News
Info Source From:
Mining and Scientific Press. Volume: 96 [XCVI], Issue No. 2497; 22
Info Publication Date:
May 30, 1908
Info found on page:
723
Info Title:
Isabella Mine & Mill Being Worked
The Isabella is shipping from 75 to 100 tons per day, coming from four different levels—the eighth, ninth, tenth, and eleventh. In addition, the cyanide mill is treating 100 tons of tailing per day. Two shifts are at work.
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Above Info was Last Updated on 08.08.2023 (09:34:10)
Above Info was First Seen 08.08.2023

Type/Category of Info:
General Mining News
Info Source From:
Mining Science. Volume: 57 [LVII], Issue No. 25
Info Publication Date:
June 18, 1908
Info found on page:
579
Info Title:
Isabella Mines Co. May 1908 Output
The Isabella Mines Co. loaded out a total of 90 carloads of ore during the month of May. The ore now being broken by this company gives returns of about 3 ozs. per ton.
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Above Info was Last Updated on 19.03.2023 (12:11:17)
Above Info was First Seen 13.06.2010

Type/Category of Info:
General Mining News
Info Source From:
Mining and Scientific Press. Volume: 97 [XCVII], Issue No. 2504; 3
Info Publication Date:
July 18, 1908
Info found on page:
73
Info Title:
Isabella Mill & Mine Happenings
The Isabella cyanide-mill has recently shipped a $12,000 gold brick, which is the clean-up from a 27-day run on the Isabella dumps. These dumps had been previously worked over twice by lessees and averaged only $3.50 per ton.
graphic for visual presentation of text The shipments of ore from the mine continue at the rate of about 45 cars per month, the ore assaying about two ounces per ton.
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Above Info was Last Updated on 11.08.2023 (11:50:46)
Above Info was First Seen 29.09.2010

Type/Category of Info:
General Mining News
Info Source From:
Mining Science. Volume: 58 [LVIII], Issue No. 7
Info Publication Date:
August 13, 1908
Info found on page:
137
Info Title:
Isabella Mines Co. July Production
The Isabella Mine Co. produced 35 carloads of ore during the month of July.
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Above Info was Last Updated on 01.04.2023 (07:52:24)
Above Info was First Seen 15.06.2010

Type/Category of Info:
General Mining News
Info Source From:
The Mining World. Volume: 29 [XXIX], Issue No. 8
Info Publication Date:
August 22, 1908
Info found on page:
293
Info Title:
Isabella Ships 1,200 Tons Smelting-Grade Ore Monthly
Cripple Creek—The Isabella is shipping 1,200 tons per month of smelting-grade ore and 100 tons of dump stuff is run through the mill daily.
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Above Info was Last Updated on 31.12.2023 (08:40:29)
Above Info was First Seen 31.12.2023

Type/Category of Info:
General Mining News
Info Source From:
The Mining World. Volume: 29 [XXIX], Issue No. 15
Info Publication Date:
October 10, 1908
Info found on page:
575
Info Title:
Isabella Happenings
Cripple Creek—The Isabella is yielding 50 tons daily. The mill is running and handling about 3,000 tons of dump stuff each month.
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Above Info was Last Updated on 01.01.2024 (17:57:27)
Above Info was First Seen 01.01.2024

Type/Category of Info:
Article
Info Source From:
Mining and Scientific Press. Volume: 98 [XCVIII], Issue No. 2528; 1
Info Publication Date:
January 2, 1909
Info found on page:
43
Info Title:
Isabella Mine & Mill Stuff in 1908
The Isabella is not doing quite as much as usual, but the cyanide mill seems to be successful with the dump ore, and as this property from the 100 to 700 ft. is in the oxidized zone, there should be no trouble in treating many thousands of tons of ore too low to send to the reduction works.
Notes/Text been Edited:
Abstracted from article named 'Cripple Creek in 1908'
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Above Info was Last Updated on 15.04.2022 (16:34:24)
Above Info was First Seen 15.04.2022

Type/Category of Info:
General Mining News
Info Source From:
The Western Investors Review. Volume: 15 [XV], Issue No. 9
Info Publication Date:
March 1909
Info found on page:
21
Info Title:
Isabella Mine Doing Good
The Isabella mine is producing ore averaging about $40 a ton from a discovery made below what is termed the barren zone. The net running profit of the company for 1908 was $62,225.30.
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Above Info was Last Updated on 23.08.2023 (08:02:44)
Above Info was First Seen 19.10.2010

Type/Category of Info:
General Mining News
Info Source From:
Mining Science. Volume: 60 [LX], Issue No. 1548
Info Publication Date:
September 30, 1909
Info found on page:
307
Info Title:
Lee Resumed Active Operations
Active operations have been resumed at the Lee property on Bull hill and shipments will soon be materially increased. Work on the Lee shaft was temporarily suspended on account of a large volume of seepage water which found its way into the shaft and mine workings during the recent wet season.
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Above Info was Last Updated on 11.04.2022 (12:41:49)
Above Info was First Seen 11.04.2022

Type/Category of Info:
General Mining News
Info Source From:
Mining Science. Volume: 61 [LXI], Issue No. 1583
Info Publication Date:
June 2, 1910
Info found on page:
523
Info Title:
Isabella Co.'s Lee Shaft Shipments May 1910
The May production from the Isabella Co.'s Bull hill estate promises to be the heaviest for many months. Since May 1, 24 cars of ore has been shipped from the main, or Lee, shaft, and the ore, mined by lessees, will average about $20 per ton.
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Above Info was Last Updated on 21.04.2023 (07:51:16)
Above Info was First Seen 28.06.2010

Type/Category of Info:
General Mining News
Info Source From:
The Engineering and Mining Journal. Volume: 90 [XC], Issue No. 12
Info Publication Date:
September 17, 1910
Info found on page:
575
Info Title:
Isabella August Production
Isabella—The August production of the Isabella property was 1232 tons, of an average of about $25 per ton. It was produced entirely by lessees.
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Above Info was Last Updated on 24.12.2021 (08:35:00)
Above Info was First Seen 25.03.2010

Type/Category of Info:
General Mining News
Info Source From:
Mining Science. Volume: 62 [LXII], Issue No. 1603
Info Publication Date:
October 20, 1910
Info found on page:
380
Info Title:
Isabella Dump & Mill Being Checked Out
W. H. Gillman, mining engineer and metallurgist of Seattle, Wash., is in Victor in the interests of a Seattle company that has a lease option on the Isabella dump and cyanide mill. The mill has been closed several months. Oxidized ores taken from the mine were run through the plant just before the closing.
graphic for visual presentation of text Mr. Gilman has sampled the dump and is looking over the mill, and, in the event that the lease is taken, changes will be made, including the installation of new machinery.
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Above Info was Last Updated on 18.06.2023 (10:06:33)
Above Info was First Seen 30.04.2023

Type/Category of Info:
General Mining News
Info Source From:
The Engineering and Mining Journal. Volume: 90 [XC], Issue No. 23
Info Publication Date:
December 3, 1910
Info found on page:
1125
Info Title:
Isabella Properties Still Works
Isabella—The leasers on this company's properties will this month have produced approximately 1500 tons of ore, estimated at a value of 1 oz. gold per ton.
graphic for visual presentation of text A Seattle company has taken a three-years' lease on the mill and tailings dump.
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Above Info was Last Updated on 25.12.2021 (16:35:07)
Above Info was First Seen 26.03.2010

Type/Category of Info:
General Mining News
Info Source From:
The Engineering and Mining Journal. Volume: 90 [XC], Issue No. 25
Info Publication Date:
December 17, 1910
Info found on page:
1225
Info Title:
Isabella November Production
Isabella—The output of this mine and the Empire State, of the same company, was 65 cars in November.
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Above Info was Last Updated on 26.12.2021 (08:40:16)
Above Info was First Seen 26.03.2010

Type/Category of Info:
General Mining News
Info Source From:
Mining Science. Volume: 63 [LXIII], Issue No. 1625
Info Publication Date:
March 23, 1911
Info found on page:
326
Info Title:
Isabella Workings Its Lowest Level
Work is now being done on the fourteenth, or bottom, level of the Isabella, and shipments from this place will commence soon.
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Above Info was Last Updated on 11.05.2023 (11:48:18)
Above Info was First Seen 11.05.2023

Type/Category of Info:
General Mining News
Info Source From:
Mining Science. Volume: 63 [LXIII], Issue No. 1626
Info Publication Date:
March 30, 1911
Info found on page:
351
Info Title:
Dozens of Cripple Creek Shafts to Sink
There are no less than two dozen shafts to sunk at once. The Isabella will start immediately and the Vindicator will begin sinking 200 ft. by April 1.
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Above Info was Last Updated on 11.05.2023 (14:05:21)
Above Info was First Seen 11.05.2023

Type/Category of Info:
General Mining News
Info Source From:
Mining Science. Volume: 63 [LXIII], Issue No. 1631
Info Publication Date:
May 4, 1911
Info found on page:
481
Info Title:
Lee Shaft to Be Sunk 500 Feet
General Manager Gardner of the Isabella will let a contract for sinking the Lee shaft an additional 500 ft.
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Above Info was Last Updated on 15.05.2023 (07:32:38)
Above Info was First Seen 15.05.2023

Type/Category of Info:
General Mining News
Info Source From:
Mining Science. Volume: 63 [LXIII], Issue No. 1636
Info Publication Date:
June 8, 1911
Info found on page:
603
Info Title:
Isabella Developments
The Isabella Co. is going ahead with development in the Lee shaft, running drifts and crosscuts on the fifth, ninth, eleventh and twelfth levels.
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Above Info was Last Updated on 19.05.2023 (19:20:42)
Above Info was First Seen 19.05.2023

Type/Category of Info:
General Mining News
Info Source From:
Mining Science. Volume: 64 [LXIV], Issue No. 1640
Info Publication Date:
July 6, 1911
Info found on page:
22
Info Title:
Lee Shaft Sinking in Progress
The sinking of the Lee shaft has been started from the 1,400-ft. level by the contractors, who will put the shaft down to the 1,900-ft. mark.
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Above Info was Last Updated on 21.05.2023 (16:48:37)
Above Info was First Seen 21.05.2023

Type/Category of Info:
General Mining News
Info Source From:
Mining Science. Volume: 64 [LXIV], Issue No. 1643
Info Publication Date:
July 27, 1911
Info found on page:
94
Info Title:
Lee Shaft Gets New Compressor
Work of installing a new compressor, which has just arrived from the factory at Cleveland, O., at the Lee shaft of the Isabella is now going on. It will supply air for 20 drills and is driven by electricity.
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Above Info was Last Updated on 23.05.2023 (09:08:37)
Above Info was First Seen 23.05.2023

Type/Category of Info:
General Mining News
Info Source From:
The Engineering and Mining Journal. Volume: 92 [XCII], Issue No. 9
Info Publication Date:
August 26, 1911
Info found on page:
421
Info Title:
Lee Shaft of the Isabella is Sinking About 4-Ft a Day
Isabella—From the 14th level of the Lee shaft the contractors have sunk about 100 ft. The 14th level is 1200 ft. down. Sinking is at the rate of 4 ft. per day. The contractors will sink the shaft 500 ft.
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Above Info was Last Updated on 30.10.2020 (11:04:30)
Above Info was First Seen 26.03.2019

Type/Category of Info:
Abstracts of Official Reports
Info Source From:
Mining Science. Volume: 64 [LXIV], Issue No. 1650
Info Publication Date:
September 14, 1911
Info found on page:
257
Info Title:
Isabella Mines Co. Stockholders Report Abstracts
Manager A. C. Gardner and Superintendent Lester S. Grant of the Isabella Mines Co. have just issued a report to stockholders, as follows, covering operations of the property for the last several months:
graphic for visual presentation of text
graphic for visual presentation of text Since our last report to you, the production by lessees from the Lee shaft has averaged about 30 narrow-gauge cars of ore per month, and an average of 12 narrow-gauge cars of ore per month from the Empire shaft, making a total average of 42 cars per month of low grade ore.
graphic for visual presentation of text
graphic for visual presentation of text The Western Investment Co., having a lease on the Empire State property, has three sets of sub-lessees at work, and on company account they have sunk a winze below the eighth level of the Empire, on the junction of a dike with the No. 2 Empire vein; the winze is nearly 40 ft. deep, with good values in the bottom. This is the deepest workings on the property where commercial ore has been opened up.
graphic for visual presentation of text
graphic for visual presentation of text The Co-Operative Mining and Leasing Co., working through the School Section shaft, has done 1,000 ft. of drifting and crosscutting on the Isabella ground, opening several promising veins, and steadily pushing exploration work, with the expectation of cutting pay ore at any time; the ground they are working has never been prospected before, and it looks very promising.
graphic for visual presentation of text
graphic for visual presentation of text Fackerall & Co. continue to produce considerable ore, mostly of low grade, at the present time. Their production is not as large as it has been; they are now mining below the sixth level, with the intention of crosscutting for the same ore on the eighth level.
graphic for visual presentation of text
graphic for visual presentation of text The Western Reduction Co., having a lease on the mill tailings dump, are treating the same in the Isabella mill, but up to the present time the results have not been very satisfactory. They are working steadily and expect to perfect the plant and put the enterprise on a profitable basis soon.
graphic for visual presentation of text
graphic for visual presentation of text On your company account over 1,500 ft. of development work has been done during the last eight months, without any beneficial results, the same representing an outlay of about $8,000.
graphic for visual presentation of text
graphic for visual presentation of text We now have eight sets of lessees at work on the property, which is a considerable falling off since our last report, due to the disappointing conditions in the property.
graphic for visual presentation of text
graphic for visual presentation of text The board of directors, after discussing matters fully, thought best to sink the Lee shaft to a greater depth. Our fourteenth level, which is 1,100 ft. deep, corresponds with the 700-ft. level of the Golden Cycle and the 800-ft. level of the Vindicator.
graphic for visual presentation of text Below these levels both the Cycle and the Vindicator have been mining their richest ore; the vein system on these properties and the Isabella have the same trend and are located on the same hill. The board of directors has decided to sink the shaft about 500 ft. deeper. This sinking will be done as rapidly as possible.
graphic for visual presentation of text We are now down 125 ft. below the fourteenth level, and we are pleased to say the shaft rock is highly mineralized.
graphic for visual presentation of text
graphic for visual presentation of text In order to do this work it was necessary to raise funds, so the company had to borrow $10,000 at 6 per cent.
graphic for visual presentation of text
graphic for visual presentation of text It was found necessary to purchase quite a lot of new equipment; a number of air drills have been purchased, as well as a new air compressor. This new air compressor was installed lately and is working very satisfactory. It is the latest model Ingersoll-Rand, electrically driven, and is especially adapted to great variation of load and the high altitude of the district.
graphic for visual presentation of text
graphic for visual presentation of text The cost of the foundation for the compressor and the preliminary work for sinking the shaft was near $3,500.
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Above Info was Last Updated on 29.05.2023 (07:55:02)
Above Info was First Seen 29.05.2023

Type/Category of Info:
General Mining News
Info Source From:
The Engineering and Mining Journal. Volume: 92 [XCII], Issue No. 12
Info Publication Date:
September 16, 1911
Info found on page:
564
Info Title:
Isabella August Output
Isabella—This property on Bull hill is credited with an August output of 25 cars of ore.
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Above Info was Last Updated on 30.10.2020 (11:04:30)
Above Info was First Seen 26.03.2019

Type/Category of Info:
General Mining News
Info Source From:
Mining Science. Volume: 64 [LXIV], Issue No. 1652
Info Publication Date:
September 28, 1911
Info found on page:
308
Info Title:
Deep Development Planned by Pharmacist Co.
Development at depth is planned by the Pharmacist Co. through the Burns and Isabella’s Lee shaft, if arrangements can be made.
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Above Info was Last Updated on 01.06.2023 (07:51:59)
Above Info was First Seen 01.06.2023

Type/Category of Info:
General Mining News
Info Source From:
Mining Science. Volume: 64 [LXIV], Issue No. 1653
Info Publication Date:
October 5, 1911
Info found on page:
332
Info Title:
Lee Shaft Down to 1270 Feet
The Lee shaft of the Isabella estate has been sunk 150 ft. by the contractors and it is now down to a depth of 1,270 ft.
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Above Info was Last Updated on 03.06.2023 (09:04:40)
Above Info was First Seen 03.06.2023

Type/Category of Info:
General Mining News
Info Source From:
The Engineering and Mining Journal. Volume: 92 [XCII], Issue No. 18
Info Publication Date:
October 28, 1911
Info found on page:
864
Info Title:
Lee Shaft September Shipment
Isabella—Twenty cars of 1-oz. gold ore were shipped from the Lee shaft in September. The shaft has reached a depth of 1380 feet.
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Above Info was Last Updated on 30.10.2020 (11:04:30)
Above Info was First Seen 27.03.2019

Type/Category of Info:
General Mining News
Info Source From:
The Engineering and Mining Journal. Volume: 92 [XCII], Issue No. 20
Info Publication Date:
November 11, 1911
Info found on page:
962
Info Title:
Lee Shaft of the Isabella October Output
Isabella—The Lee shaft of this mine is now 2710 ft. deep and the output is about one carload per day. The output of the Bull hill mine for October was 44 cars of ore of better grade than usual.
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Above Info was Last Updated on 30.10.2020 (11:04:30)
Above Info was First Seen 28.03.2019

Type/Category of Info:
General Mining News
Info Source From:
Mining Science. Volume: 66 [LXVI], Issue No. 1696
Info Publication Date:
July 25, 1912
Info found on page:
xxvii
Info Title:
Isabelle Mostly Doing Developing Work
Fifteen machines are working in the Isabella estate through the Empire State and Lee shafts, and most of these, it is now declared, are on development work.
graphic for visual presentation of text On the 1,270-ft. level of the Lee shaft the company is continuing its crosscut to the main Isabella ore body.
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Above Info was Last Updated on 04.07.2023 (08:22:58)
Above Info was First Seen 15.07.2010

Type/Category of Info:
General Mining News
Info Source From:
The Engineering and Mining Journal. Volume: 94 [XCIV], Issue No. 10
Info Publication Date:
September 7, 1912
Info found on page:
470
Info Title:
Fackerell lease on the Isabella Made Another Strike
Isabella—Another strike has been made in the Fackerell lease on the north 900-ft. level of the Lee shaft.
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Above Info was Last Updated on 30.10.2020 (11:04:30)
Above Info was First Seen 23.03.2019

Type/Category of Info:
General Mining News
Info Source From:
Mining Science. Volume: 66 [LXVI], Issue No. 1703
Info Publication Date:
September 12, 1912
Info found on page:
xxv
Info Title:
Isabella One of the Most Active Properties of District
The Isabella property, on Bull hill, is now one of the most active properties of the district. Every surface shaft is actively operated, besides three other surface leases. One surface lessee, working in the phonolite near the south side line of the company's estate, has some fair ore, while a lease in the Empire state, in the granite south of the contact, has some good ore opened up. The strike is of great importance to the company.
graphic for visual presentation of text Besides these discoveries, the Fackerell and Knuth lease has as good ore as was ever opened in the Lee shaft during the last year and from which some rich shipments will be sent out.
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Above Info was Last Updated on 07.07.2023 (09:20:58)
Above Info was First Seen 07.07.2023

Type/Category of Info:
General Mining News
Info Source From:
Mining Science. Volume: 66 [LXVI], Issue No. 1715
Info Publication Date:
December 5, 1912
Info found on page:
xxv
Info Title:
Isabella Mine Proved a Sensation in the Last Six Months
The Isabella mine has proved a sensation in the last six months and the production has steadily increased until is now runs about 70 cars a month.
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Above Info was Last Updated on 10.07.2023 (09:11:57)
Above Info was First Seen 10.07.2023

Type/Category of Info:
General Mining News
Info Source From:
The Mining and Scientific Press. Volume: 107 [CVII], Issue No. 7
Info Publication Date:
August 16, 1913
Info found on page:
280
Info Title:
Isabella Shipped 1500 Tons in July
During July 58 cars, equal to 1500 tons, of ore was shipped from the Isabella mine. E. J. Fackerell, a lessee, is at present developing a new ore-shoot, opened by him on No. 4 vein. The drift driven north and south has already proved the shoot for the distance of 30 ft., and the ore broken fully 3½ ft. wide, as exposed in both headings, is worth from $40 to $80 per ton.
Above Info was Last Updated on 30.10.2020 (11:04:30)
Above Info was First Seen 24.10.2019

Type/Category of Info:
Article
Info Source From:
The Mining and Scientific Press. Volume: 107 [CVII], Issue No. 19
Info Publication Date:
November 8, 1913
Info found on page:
734
Info Title:
Depth of the Lee & Empire State Shafts
Isabella Mines Co., Lee shaft, on Bull Hill, is now 1275 ft., and the Empire State shaft is down 1220 ft.
Notes/Text been Edited:
Abstracted and slightly rewritten from source text of a list compiled by the Cripple Creek Times-Record.
Above Info was Last Updated on 30.10.2020 (11:04:30)
Above Info was First Seen 20.11.2019

Type/Category of Info:
General Mining News
Info Source From:
The Mining and Scientific Press. Volume: 119 [CXIX], Issue No. 18
Info Publication Date:
November 1, 1919
Info found on page:
644
Info Title:
Isabella Leasing Company Plans
Stockholders of the Isabella Mines company are invited by a circular letter signed by C. M. Carson, vice-president of the company, to participate in the organization of the Isabella Leasing company, formed for the purpose of further development of the Isabella estate on Bull hill.
graphic for visual presentation of text As set forth in the letter, development on company account has been impossible "because of the advance in price of mining material and labor, occasioned by the "War."
graphic for visual presentation of text
graphic for visual presentation of text The lease, it is understood, will be granted the new company for a five-year term, with the privilege of a three-year extension, and royalties on ore marketed will be on a sliding scale.
graphic for visual presentation of text The ground included in the lease extends from the eleventh level of the Lee shaft to the bottom, or fifteenth, level, west from the west sideline of the Orphan No. 1 and includes the Orphan No. 2, Ida Bell No. 1 and 2, Emma No. 1, Comet and Jack Rabbit lodes No. 1 to 4 inclusive, X. J. Gold, Bully, and Tom Thumb lode claims.
graphic for visual presentation of text
graphic for visual presentation of text It is proposed, according to the circular, to start work on the 15th level of the Lee shaft, taking advantage of a cross-cut 1000 ft. long and to continue the cross-cut 300 ft. to cut the Sump and Buena Vista veins.
graphic for visual presentation of text The veins would then be cut at a depth of 450 ft. below the Buena Vista and Sump oreshoots that produced approximately three million dollars.
graphic for visual presentation of text It is further proposed to continue the cross-cut some 200 ft. farther to explore the junction of the Buena Vista and Maloney veins, the No. 2 vein, No. 3 vein, and finally the Emma vein.
graphic for visual presentation of text All of these veins have produced ore in the upper workings.
graphic for visual presentation of text
graphic for visual presentation of text Subscriptions to the leasing company stock will be limited to 6000 shares of the par value of $1 each.
Above Info was Last Updated on 30.10.2020 (11:04:30)
Above Info was First Seen 10.03.2020

Type/Category of Info:
General Mining News
Info Source From:
The Mining and Scientific Press. Volume: 119 [CXIX], Issue No. 19
Info Publication Date:
November 8, 1919
Info found on page:
682
Info Title:
Isabella Leasing Co. Tries to Get Running
The old and well-known Isabella mine, during the active speculation that formerly prevailed in Cripple Creek stocks, was for years used as the basis for numerous stock-jobbing schemes.
graphic for visual presentation of text Owing to the relative inactivity of this mine for some time past, a movement has been started by stockholders to interest a sufficient number of such stockholders in the proposed Isabella Leasing Co., to be capitalized at $25,000 with shares at one dollar par.
graphic for visual presentation of text Capital derived from disposal of this stock will be devoted to development of new ground. Ore produced by the leasing company will be charged royalties ranging from 8% to 30%, depending upon grade of shipments.
Above Info was Last Updated on 30.10.2020 (11:04:30)
Above Info was First Seen 10.03.2020

Type/Category of Info:
General Mining News
Info Source From:
The Mining and Scientific Press. Volume: 119 [CXIX], Issue No. 20
Info Publication Date:
November 15, 1919
Info found on page:
718
Info Title:
Isabella Leasing Company in Operations
Active operations have been commenced by the Isabella Leasing company, recently incorporated to operate a lease on the property of the Isabella Mines Co., Bull Hill.
graphic for visual presentation of text Operations, which are in charge of David Mason, started from the 15th level of the Lee shaft at a depth of approximately 1275 ft., where a cross-cut is being driven south-west to cut under the Buena Vista ore-shoot that produced high-grade ore.
graphic for visual presentation of text The work planned will cut below this old stope 450 ft.
Above Info was Last Updated on 30.10.2020 (11:04:30)
Above Info was First Seen 10.03.2020

Type/Category of Info:
General Mining News
Info Source From:
The Mining and Scientific Press. Volume: 119 [CXIX], Issue No. 21
Info Publication Date:
November 22, 1919
Info found on page:
754
Info Title:
Isabella Leasing Co. Workings
The Isabella Leasing company has the 15th level of the Lee or main shaft of the Isabella Mines company unwatered, and cross-cutting has started for the Buena Vista, Emma, Maloney, Orphan Belle, and other veins that have been ore producers in the past.
Above Info was Last Updated on 30.10.2020 (11:04:30)
Above Info was First Seen 10.03.2020

Type/Category of Info:
General Mining News
Info Source From:
The Mining and Scientific Press. Volume: 120 [CXX], Issue No. 14
Info Publication Date:
April 3, 1920
Info found on page:
501
Info Title:
Lee Shaft No Longer Base of Operations
Directors of the Isabella Mines Co., at a special meeting held in Colorado Springs, have determined to change the base of operations from the Lee shaft to the Empire State shaft, situated at about the centre of the group.
graphic for visual presentation of text The Lee shaft-house and machinery were recently destroyed by fire of unknown origin, entailing a loss in excess of $100,000 with insurance of about $25,000. All lessees, ten in number, will be given extensions of their respective leases.
graphic for visual presentation of text The Lee will not be entirely abandoned and an electric hoist will be erected for use by the lessees who were mining a good grade of ore from the second level.
Notes/Text been Edited:
Abstracted and slightly rewritten from source text.
Above Info was Last Updated on 30.10.2020 (11:04:30)
Above Info was First Seen 24.02.2020

Type/Category of Info:
General Mining News
Info Source From:
The Mining and Scientific Press. Volume: 121 [CXXI], Issue No. 6
Info Publication Date:
August 7, 1920
Info found on page:
206
Info Title:
Lee Shaft Lessees Hoisting Ore
Lessees on the third level at the Lee shaft of the Isabella Mines Co. have installed an air-hoist and are hoisting ore from the vein recently opened. The ore is sampling one ounce in gold, and, as the vein or dike is fully 12 ft. wide, ore is made rapidly.
graphic for visual presentation of text One round of machine-drilled holes breaks more than the shovelers can handle on one shift.
Above Info was Last Updated on 30.10.2020 (11:04:30)
Above Info was First Seen 29.02.2020