The Homestake Mine is a feldspar mine located in Chaffee county, Colorado at an elevation of 8,862 feet.
About the MRDS Data:
All mine locations were obtained from the USGS Mineral Resources Data System. The locations and other information in this database have not been verified for accuracy. It should be assumed that all mines are on private property.
Mine Info
Elevation: 8,862 Feet (2,701 Meters)
Commodity: Feldspar
Lat, Long: 38.62694, -105.95611
Map: View on Google Maps
Satelite View
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Homestake Mine MRDS details
Site Name
Primary: Homestake Mine
Commodity
Primary: Feldspar
Secondary: Mica
Secondary: Beryllium
Secondary: REE
Location
State: Colorado
County: Chaffee
District: Turret District
Land Status
Land ownership: National Forest
Note: the land ownership field only identifies whether the area the mine is in is generally on public lands like Forest Service or BLM land, or if it is in an area that is generally private property. It does not definitively identify property status, nor does it indicate claim status or whether an area is open to prospecting. Always respect private property.
Holdings
Not available
Workings
Type: Unknown
Ownership
Owner Name: M And S, Inc.
Home Office: Denver, Co.
Years: 1944 -
Production
Not available
Deposit
Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Year First Production: 1950
Year Last Production: 1963
Discovery Year: 1944
Discovery Method: Ore-Mineral In Place
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
General Physiographic Area: Rocky Mountain System
Physiographic Province: Southern Rocky Mountains
Mineral Deposit Model
Not available
Orebody
Form: FUNNEL-SHAPED PLUG
Structure
Type: R
Description: Southern Mosquito Range, Thirtynine Mile Volcanic Field, Arkansas Valley Graben
Alterations
Not available
Rocks
Name: Quartzite
Role: Host
Age Type: Host Rock Unit
Age Young: Neoproterozoic
Name: Quartzite
Role: Host
Age Type: Host Rock
Age Young: Neoproterozoic
Analytical Data
Analytical Data: MILLED ORE YIELDS 40% ALBITE
Materials
Ore: Beryl
Ore: Albite
Ore: Muscovite
Ore: Apatite
Gangue: Quartz
Comments
Comment (Location): IN RAILROAD GULCH A FEW HUNDRED YARDS NE OF TURRET ROAD, ALONG SHARP RIDGE ; INFO FROM LAND.ST :(1976)
Comment (Development): INACTIVE IN 1944, BUT OPERATED "ON A LARGE SCALE" BETWEEN 1950 AND 1963 FOR SODA SPAR (VAN ALSTINE, R.E., 1969, P. 45)
Comment (Deposit): ZONED: CORE IS ALBITE PEGMATITE, WALL IS QUARTZ-ALBITE-MUSCOVITE-MICROCLINE PEGMATITE
Comment (Workings): LARGE OPEN PIT; BY MARCH 1958, 11 LEVELS OPEN
Comment (Deposit): FOR SEVERAL YEARS THIS WAS THE STATE'S LARGEST FELDSPAR PRODUCER (VAN ALSTINE, R.E., 1969, P. 45) ; INFO.SRC : 1 PUB LIT
References
Reference (Deposit): HANLEY, J.B., HEINRICH, E.W., PAGE, L.R., 1950, PEGMATITE INVESTIGATIONS IN COLORADO, WYOMING, AND UTAH, 1942-1944: USGS PROFESSIONAL PAPER 227, P. 23-27
Reference (Deposit): SCOTT, G.R., TAYLOR, R.B., EPIS, R.C. AND WOBUS, R.A., 1978, GEOLOGIC MAP OF THE PUEBLO 1 DEG X 2 DEG QUADRANGLE, SOUTH-CENTRAL COLORADO: USGS MAP I-1022, 1:250,000
Reference (Deposit): VAN ALSTINE, R.E., 1969, GEOLOGY AND MINERAL DEPOSITS OF THE PONCHA SPRINGS NE QUADRANGLE, CHAFFEE COUNTY, COLORADO: USGS PROFESSIONAL PAPER 626, P. 45
Reference (Deposit): MEEVES, H.C., HARRER, C.M., SALSBURY, M.H., KONSELMAN, A.S., SHANNON, S.S., JR., 1966, RECONNAISSANCE OF BERYLLIUM-BEARING PEGMATITE DEPOSITS IN SIX WESTERN STATES; ARIZONA, COLORADO, NEW MEXICO, SOUTH DAKOTA, UTAH, AND WYOMING: USBM INFORMATION CIRCULAR 8298, P. 23
Reference (Deposit): BOARDMAN, S.J., 1976, GEOLOGY OF THE PRECAMBRIAN METAMORPHIC ROCKS OF THE SALIDA AREA, CHAFFEE COUNTY, COLORADO: THE MOUNTAIN GEOLOGIST, V. 13, NO. 3, P. 89-100.
Reference (Deposit): BOARDMAN, S.J., 1971, PRECAMBRIAN GEOLOGY AND MINERAL DEPOSITS OF THE SALIDA AREA, CHAFFEE COUNTY, COLORADO: PH D THESIS. UNIVERSITY OF MICHIGAN, 131 P.
Reference (Deposit): VAN DIVER B.B., 1957, GEOLOGY OF THE CALUMET MINING DISTRICT, CHAFFEE COUNTY, COLORADO: UNIVERSITY OF COLORADO THESIS, P. 83-84
Reference (Production): VAN ALSTINE, R.E. (1969); VAN DIVER, B.B. (1957)
Colorado Mining Photos
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