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Bullion Bar Mine Group

Producer in Pima county in Arizona, United States with commodities Gold, Silver, Copper, Tungsten
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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. Ore body information
  11. Controls for ore emplacement
  12. Economic information about the deposit and operations
  13. Workings at the site
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10027142
MRDS ID M002262
Record type Site
Current site name Bullion Bar Mine Group
Alternate or previous names Mountain Lion Group
Related records 10162179

Geographic coordinates

Geographic coordinates: -112.64462, 32.1415 (WGS84)
Elevation 677
Relative position 21 MILES SE OF AJO

Site location context

Political divisions (FIPS codes)

Pima(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Gunsight(quadrangle 1:24,000 scale)

Ajo(quadrangle 1:100,000 scale)

Ajo(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

San Cristobal Wash(hydrologic unit)

Lower Gila(hydrologic accounting unit)

Lower Gila(hydrologic subregion)

Lower Colorado(hydrologic region)

Federal lands

BIA(Federal land areas administered by BIA)

Geographic areas

Country State County
United States Arizona Pima

Public Land Survey System information

Meridian Township Range Section Fraction State
Gila and Salt River 015S 004W 11 NE4 Arizona

Comments on the location information

  • PAPAGO INDIAN RESERVATION

Commodities

Commodity Importance
Gold Primary
Silver Secondary
Copper Secondary
Tungsten Critical Tertiary

Materials information

Materials Type of material
Gold Ore
Scheelite Ore
Silver Ore

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite
    Stratigraphic age (youngest) Pliocene
  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Granite

Nearby scientific data

(1) -112.64462, 32.1415
ListMap

Economic information

Ore body information

  • General form STRINGERS

Controls for ore emplacement

  • Along Fissure Zone

Comments on the geologic information

  • GRANITIC ROCKS ARE DECOMPOSED, ENRICHED IN GOLD NEAR THE SURFACE.

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Small
Significant No

Comments on the production information

  • "FEW TENS OF TONS" OF GOLD ORE IN 1917 - 1918 .

Workings at the site

  • Type of workings Surface/Underground
    Overall depth 32.31M

Comments on the workings information

  • SHAFT AND PIT WORKINGS.

Reference information

Bibliographic references

  • Deposit

    KEITH, S. B., 1974 , INDEX OF MINING PROPERTIES IN PIMA COUNTY, ARIZONA: ARIZONA BUREAU OF MINES BULLETIN 189 , P. 122

  • Other Database

    CIMRI

  • Production

    ABM BULLETIN 189 , P. 122 .

General comments

Subject category Comment text
Deposit THIS RECORD CONTAINS INFORMATION FROM DUPLICATE RECORD D000791 WHICH HAS BEEN DELETED FROM MRDS. ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-OCT-1979 Johnson, Kris H. (Creasey, S.C.) U.S. Geological Survey
Updater 01-JAN-1975 Elliot, James E. 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.