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  3. Mineral Resource Data System (MRDS)

Ashland Shaft

Past Producer in Clear Creek county in Colorado, United States with commodities Gold, Silver, Copper, Lead
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Warning: This record lacks important information: bibliographic references, which we consider necessary for a comprehensive report.
Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Materials information
  7. Nearby scientific data
  8. Economic information about the deposit and operations
  9. Land status
  10. Production statistics
  11. Links to other databases
  12. Reporter information

Geologic information

Identification information

Deposit ID 10190104
MAS/MILS ID 0080190158
Record type Site
Current site name Ashland Shaft

Geographic coordinates

Point of reference Main Entrance
Geographic coordinates: -105.52339, 39.76559 (WGS84)
Elevation 2926
Location accuracy 100(meters)

Site location context

Political divisions (FIPS codes)

Clear Creek(county)

Colorado(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Central City(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 Secondary
Copper Secondary
Lead Secondary

Materials information

Materials Type of material
Pyrite Ore
Chalcopyrite Ore
Galena Ore
Sphalerite Ore
Tennantite Ore
Quartz Gangue

Nearby scientific data

Main Entrance (1) -105.52339, 39.76559
ListMap

Economic information

Economic information about the deposit and operations

Operation type Underground
Development status Past Producer
Commodity type Metallic
Significant No

Land status

Ownership category Private

Production statistics

  • Year 1956
    Material ore
    Ore mined 45.27mt
    Accuracy Accurate
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Minor Lead Lead 408.23mt
    Minor Copper Copper 45.35mt
    Minor Silver Silver 2830.41g
    Major Gold Gold 155.51g

Reference information

Reporter information

Type Date Name Affiliation Comment
Reporter 13-FEB-1978 Intermountain Field Operations Center (IFOC) U.S. Bureau of Mines

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.