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  3. Mineral Resource Data System (MRDS)

Hard Cash Mine

Past Producer in Custer county in Colorado, United States with commodity Silver
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Public Land Survey System information
  6. Commodities
  7. Materials information
  8. Alteration
  9. Mineral occurrence model information
  10. Host and associated rocks
  11. Nearby scientific data
  12. Geologic structures
  13. Controls for ore emplacement
  14. Economic information about the deposit and operations
  15. Mining district
  16. Land status
  17. Workings at the site
  18. Links to other databases
  19. Bibliographic references
  20. General comments
  21. Reporter information

Geologic information

Identification information

Deposit ID 10012294
MRDS ID D007846
Record type Site
Current site name Hard Cash Mine

Geographic coordinates

Point of reference Pit
Geographic coordinates: -105.31863, 38.11362 (WGS84)
Elevation 2816
Location accuracy 10(meters)
Relative position 1.45 MILES N 36 E FROM ROSITA, CO.

Site location context

Political divisions (FIPS codes)

Custer(county)

Colorado(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Rosita(quadrangle 1:24,000 scale)

Canon City(quadrangle 1:100,000 scale)

Pueblo(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Arkansas Headwaters(hydrologic unit)

Upper Arkansas(hydrologic accounting unit)

Upper Arkansas(hydrologic subregion)

Arkansas-White-Red(hydrologic region)

Geographic areas

Country State County
United States Colorado Custer

Public Land Survey System information

Meridian Township Range Section Fraction State
6th Principal 022S 071W 21 SE OF SE OF SE Colorado

Comments on the location information

  • 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)

Commodities

Commodity Importance
Silver Primary

Materials information

Materials Type of material
Chalcocite Ore
Galena Ore

Alteration

  • (Local) Weak Argillic

Mineral occurrence model information

Model code 82
USGS model code 22
Deposit model name Epithermal veins

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Trachyte
    Rock unit name Game Ridge Trachyte;Undivided Gneiss
    Rock description Game Ridge Trachyte;Undivided Gneiss
    Stratigraphic age (youngest) Miocene
    Stratigraphic age (youngest) Miocene
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Trachyte
    Stratigraphic age (youngest) Oligocene

Nearby scientific data

Pit (1) -105.31863, 38.11362
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Rosita Volcanic Center, Wet Mtns
Type of structure Local
Structure description California Fault

Controls for ore emplacement

  • At Or Near Trachyte Boundary With Gneiss Along Fault

Economic information about the deposit and operations

Operation type Underground
Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1895

Mining district

District name Rosita Hills District

Land status

Ownership category BLM Administrative Area

Comments on the reserve resource information

  • A 1981 report suggested that low-grade, bulk-tonnage silver deposits may occur in this area. (Sunshine files)

Workings at the site

  • Type of workings Underground
    Overall depth 30.48M

Comments on the workings information

  • SHAFT DEPTH AS OF 1883

Reference information

Bibliographic references

  • Deposit

    CROSS, WHITMAN, 1896, GEOLOGY OF SILVER CLIFF AND THE ROSITA HILLS, COLORADO: USGS 17TH ANN. REPORT, PT 2, P. 263-403.

  • Deposit

    EMMONS, S.F., 1896, THE MINES OF CUSTER COUNTY, COLORADO: USGS 17TH ANN. REPORT, PT 2, P. 405-472.

  • Deposit

    SHARP, W.M., 1978, GEOLOGIC MAP OF THE SILVER CLIFF AND ROSITA VOLCANIC CENTERS, CUSTER COUNTY, COLORADO: USGS MAP I-1081.

  • Reserve-Resource

    Sunshine Mining Co. Colorado exploration files, unpublished data, Colorado Geological Survey.

General comments

Subject category Comment text
Deposit VEIN IS VERTICAL FOR TWENTY FEET ALONG SHAFT THEN DIPS STEEPLY TO A LITTLE SOUTH OF WEST

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1981 Collins, Donna B. Colorado Geological Survey
Updater 05-APR-2006 Beach, Richard A. Colorado Geological Survey

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.

Maps centered on this site

Authoritative Colorado resources

These are landing pages for further research — the state agencies don't currently expose per-mine deep links.