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

Cyclops

Past Producer in Gilpin 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. Nearby scientific data
  7. Economic information about the deposit and operations
  8. Mining district
  9. Land status
  10. Production statistics
  11. Links to other databases
  12. Bibliographic references
  13. Reporter information

Geologic information

Identification information

Deposit ID 10288337
MAS/MILS ID 0080470122
Record type Site
Current site name Cyclops

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -105.49531, 39.81221 (WGS84)
Elevation 2469

Site location context

Political divisions (FIPS codes)

Gilpin(county)

Colorado(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Black Hawk(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 Gilpin

Commodities

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

Nearby scientific data

Ore Body (1) -105.49531, 39.81221
ListMap

Economic information

Economic information about the deposit and operations

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

Mining district

District name Central City

Land status

Ownership category Private

Production statistics

  • Year 1928
    Period 1911-1928
    Accuracy Accurate
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Minor Zinc Zinc 10976.48mt
    Minor Lead Lead 120028.7mt
    Minor Copper Copper 17182.98mt
    Trace Silver Silver 692923.34g
    Major Gold Gold 6189.59g

Reference information

Bibliographic references

Reporter information

Type Date Name Affiliation Comment
Reporter 17-NOV-1983 Intermountain Field Operations Center (IFOC) U.S. Bureau of Mines
Updater 07-JUN-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.