The Hard Cash Mine is a silver mine located in Custer county, Colorado at an elevation of 9,239 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: 9,239 Feet (2,816 Meters)
Commodity: Silver
Lat, Long: 38.11361, -105.31806
Map: View on Google Maps
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Hard Cash Mine MRDS details
Site Name
Primary: Hard Cash Mine
Commodity
Primary: Silver
Location
State: Colorado
County: Custer
District: Rosita Hills District
Land Status
Land ownership: BLM Administrative Area
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: Underground
Ownership
Not available
Production
Not available
Deposit
Record Type: Site
Operation Category: Past Producer
Deposit Type: Vein
Operation Type: Underground
Discovery Year: 1895
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
Model Name: Epithermal veins
Orebody
Not available
Structure
Type: R
Description: Rosita Volcanic Center, Wet Mtns
Type: L
Description: California Fault
Alterations
Alteration Type: L
Alteration: Weak Argillic
Alteration Text: Weakly Argillized
Rocks
Name: Trachyte
Role: Associated
Age Type: Associated Rock
Age Young: Miocene
Name: Trachyte
Role: Associated
Age Type: Host Rock
Age Young: Miocene
Name: Trachyte
Role: Host
Age Type: Host Rock
Age Young: Oligocene
Analytical Data
Not available
Materials
Ore: Chalcocite
Ore: Galena
Comments
Comment (Deposit): VEIN IS VERTICAL FOR TWENTY FEET ALONG SHAFT THEN DIPS STEEPLY TO A LITTLE SOUTH OF WEST
Comment (Location): NORTH END OF GAME RIDGE, ABOUT 1-1/2 MILE NE OF ROSITA, IN THE SE/4 SE/4 SEC. 21, T 22 S, R 71 W; ; INFO FROM LAND.ST :(1976)
Comment (Reserve-Resource): A 1981 report suggested that low-grade, bulk-tonnage silver deposits may occur in this area. (Sunshine files)
Comment (Workings): SHAFT DEPTH AS OF 1883
References
Reference (Deposit): EMMONS, S.F., 1896, THE MINES OF CUSTER COUNTY, COLORADO: USGS 17TH ANN. REPORT, PT 2, P. 405-472.
Reference (Deposit): SHARP, W.M., 1978, GEOLOGIC MAP OF THE SILVER CLIFF AND ROSITA VOLCANIC CENTERS, CUSTER COUNTY, COLORADO: USGS MAP I-1081.
Reference (Deposit): CROSS, WHITMAN, 1896, GEOLOGY OF SILVER CLIFF AND THE ROSITA HILLS, COLORADO: USGS 17TH ANN. REPORT, PT 2, P. 263-403.
Reference (Reserve-Resource): Sunshine Mining Co. Colorado exploration files, unpublished data, Colorado Geological Survey.
Colorado Mining Photos
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