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  3. Mineral Resource Data System (MRDS)

Kofa Butte Mine

Occurrence in Yuma county in Arizona, United States with commodity Mica
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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. Host and associated rocks
  9. Nearby scientific data
  10. Economic information about the deposit and operations
  11. Mining district
  12. Land status
  13. Links to other databases
  14. Bibliographic references
  15. General comments
  16. Reporter information

Geologic information

Identification information

Deposit ID 10027215
MRDS ID M002504
Record type Site
Current site name Kofa Butte Mine
Alternate or previous names Kofa Mica Prospect

Geographic coordinates

Geographic coordinates: -113.95634, 33.29674 (WGS84)
Relative position ABOUT 3 MILES NE OF KOFA.

Site location context

Political divisions (FIPS codes)

Yuma(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Kofa Butte(quadrangle 1:24,000 scale)

Little Horn Mountains(quadrangle 1:100,000 scale)

Phoenix(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Lower Gila(hydrologic unit)

Lower Gila(hydrologic accounting unit)

Lower Gila(hydrologic subregion)

Lower Colorado(hydrologic region)

Federal lands

FWS(Federal land areas administered by FWS)

Geographic areas

Country State County
United States Arizona Yuma

Public Land Survey System information

Meridian Township Range Section Fraction State
Gila and Salt River 001S 017W 36 Arizona

Comments on the location information

  • ON KOFA GAME RANGE.

Commodities

Commodity Importance
Mica Primary

Materials information

Materials Type of material
Mica Ore
Muscovite Ore

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Schist > Mica Schist

Nearby scientific data

(1) -113.95634, 33.29674
ListMap

Economic information

Economic information about the deposit and operations

Development status Occurrence
Commodity type Non-metallic
Deposit size Small
Significant No

Mining district

District name Kofa District

Land status

Ownership category BLM Administrative Area
Area name Kofa Game Range

Comments on the production information

  • NO PRODUCTION TO 1944.

Reference information

Bibliographic references

  • Deposit

    U.S.B.M. CARD FILE

  • Deposit

    PHILLIPS, K.A., 1987, ARIZONA INDUSTRIAL MINERALS: ARIZONA DEPARTMENT OF MINES AND MINERAL RESOURCES MINERAL REPORT 4, 185 P.

  • Deposit

    PEIRCE, H.W., 1990, ARIZONA GEOLOGICAL SURVEY INDUSTRIAL MINERAL CARD FILES.

  • Other Database

    CIMRI

General comments

Subject category Comment text
Deposit DUPLICATE RECORD TC10231 HAS BEEN DELETED.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-APR-1972 Gere, W. U.S. Geological Survey
Updater 01-JAN-1990 Bolm, Karen S. U.S. Geological Survey

Beyond USGS

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

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.