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  3. Mineral Resource Data System (MRDS)

Keystone Mine

Past Producer in Cochise county in Arizona, United States with commodities Copper, Gold, Molybdenum, Silver, Tungsten, Zinc
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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. Nearby scientific data
  9. Ore body information
  10. Economic information about the deposit and operations
  11. Mining district
  12. Land status
  13. Ownership information
  14. Links to other databases
  15. Bibliographic references
  16. Reporter information

Geologic information

Identification information

Deposit ID 10112771
MRDS ID M050006
MAS/MILS ID 0040030164
Record type Site
Current site name Keystone Mine
Alternate or previous names Hagerman, Bannon Group
Related records 10039383

Geographic coordinates

Point of reference Main Entrance
Geographic coordinates: -110.05816, 32.09292 (WGS84)
Elevation 1509
Location accuracy 100(meters)

Site location context

Political divisions (FIPS codes)

Cochise(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Dragoon(quadrangle 1:24,000 scale)

Tucson(quadrangle 1:100,000 scale)

Tucson(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Willcox Playa(hydrologic unit)

San Pedro-Willcox(hydrologic accounting unit)

Middle Gila(hydrologic subregion)

Lower Colorado(hydrologic region)

Geographic areas

Country State County
United States Arizona Cochise

Public Land Survey System information

Meridian Township Range Section Fraction State
Gila and Salt River 015 S 022 E 36 NE Arizona

Commodities

Commodity Importance
Copper Primary
Gold Tertiary
Molybdenum Tertiary
Silver Primary
Tungsten Critical Tertiary
Zinc Critical Primary

Materials information

Materials Type of material
Bornite Unknown
Chalcopyrite Unknown
Gold Unknown
Molybdenite Unknown
Pyrite Unknown
Scheelite Unknown
Silver Unknown
Sphalerite Unknown

Nearby scientific data

Main Entrance (1) -110.05816, 32.09292
ListMap

Economic information

Ore body information

  • Field Value
    Type of Orebody #1 REPLACEMENT
    Shape of Orebody #1 TABULAR
    Shape of Orebody #2 PIPELIKE
    Shape of Orebody #3 MANTLELIKE
    Primary mode of Origin CONT METASOMATIC
    Minimum Depth to Top 0
    Date of Last Modification 910909

Comments on the geologic information

  • STRONG GARNETIZATION PRESENT.

Economic information about the deposit and operations

Operation type Underground
Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1908
Year of first production 1917

Mining district

District name Cochise District

Land status

Ownership category Unknown

Ownership information

  • Type Unknown
    Owner Black Prince Copper Co.
    Year 1973
  • Type Unknown
    Owner Keystone Copper Mining Co.
    Year 1973
  • Type Unknown
    Owner Aztec Mining And Development Co.
    Year 1973
  • Type Unknown
    Owner Coronado Copper And Zinc Co.
    Year 1973

Reference information

Bibliographic references

  • Deposit

    KEITH S B 1973 ARIZ BUR MINES BULL 187 P 57

Reporter information

Type Date Name Affiliation Comment
Reporter 09-SEP-1991 Admr 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 Arizona resources

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