1. Mineral Resources
  2. Online Spatial Data
  3. Mineral Resource Data System (MRDS)

Crazy Girl Mine and Mill

Occurrence in Clear Creek county in Colorado, United States with commodities Gold, Silver, Copper, Lead, Zinc
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Materials information
  7. Mineral occurrence model information
  8. Nearby scientific data
  9. Economic information about the deposit and operations
  10. Mining district
  11. Land status
  12. Production statistics
  13. Links to other databases
  14. Bibliographic references
  15. Reporter information

Geologic information

Identification information

Deposit ID 10239823
MAS/MILS ID 0080190458
Record type Site
Current site name Crazy Girl Mine and Mill

Geographic coordinates

Point of reference Main Entrance
Geographic coordinates: -105.59142, 39.73388 (WGS84)
Elevation 2956
Location accuracy 10(meters)

Site location context

Political divisions (FIPS codes)

Clear Creek(county)

Colorado(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Idaho Springs(quadrangle 1:24,000 scale)

Denver West(quadrangle 1:100,000 scale)

Denver(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Clear(hydrologic unit)

South Platte(hydrologic accounting unit)

South Platte(hydrologic subregion)

Missouri(hydrologic region)

Geographic areas

Country State County
United States Colorado Clear Creek

Commodities

Commodity Importance
Gold Primary
Silver Tertiary
Copper Secondary
Lead Secondary
Zinc Critical Secondary

Materials information

Materials Type of material
Pyrite Ore
Chalcopyrite Ore
Tetrahedrite Ore
Galena Ore
Sphalerite Ore
Quartz Gangue
Calcite Gangue
Malachite Trace
Azurite Trace

Mineral occurrence model information

Model code 85
USGS model code 22c
Deposit model name Polymetallic veins
Mark3 model number 46

Nearby scientific data

Main Entrance (1) -105.59142, 39.73388
ListMap

Economic information

Economic information about the deposit and operations

Operation type Underground
Development status Occurrence
Commodity type Metallic
Significant No

Mining district

District name Central City

Land status

Ownership category Private

Production statistics

  • Year 1952
    Material ore
    Ore mined 6.96mt
    Accuracy Accurate
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Minor Zinc Zinc 574.24mt
    Minor Lead Lead 2062.93mt
    Minor Copper Copper 35.38mt
    Trace Silver Silver 2821.08g
    Major Gold Gold 85.84g
  • Year 1952
    Period 1902-52
    Material ore
    Ore mined 1897.53mt
    Accuracy Accurate
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Minor Zinc Zinc 33511.85mt
    Minor Lead Lead 191333.42mt
    Minor Copper Copper 2082.44mt
    Trace Silver Silver 214147.46g
    Major Gold Gold 7184.9g

Reference information

Bibliographic references

Reporter information

Type Date Name Affiliation Comment
Reporter 30-DEC-1996 Intermountain Field Operations Center (IFOC) U.S. Bureau of Mines
Updater 18-JUL-0007 Melton, Greg U.S. Geological Survey

Beyond USGS

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

External references

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.