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  3. Mineral Resource Data System (MRDS)

Mammoth-Tiger

Unknown in Pinal county in Arizona, United States with commodities Barium-Barite, Copper, Fluorine-Fluorite, Gold, Lead, Molybdenum, Silver, Tungsten, Vanadium, 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. Production statistics
  15. Links to other databases
  16. Bibliographic references
  17. Reporter information

Geologic information

Identification information

Deposit ID 10234583
MRDS ID M050189
MAS/MILS ID 0040211074
Record type Site
Current site name Mammoth-Tiger
Alternate or previous names Mcfarland & Hullinger, Tiger, Mammoth-St. Anthony, Collins, Mohawk, New Years
Related records 10039507, 10210598

Geographic coordinates

Geographic coordinates: -110.68458, 32.7062 (WGS84)
Elevation 975

Site location context

Political divisions (FIPS codes)

Pinal(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Mammoth(quadrangle 1:24,000 scale)

Mammoth(quadrangle 1:100,000 scale)

Tucson(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Lower San Pedro(hydrologic unit)

San Pedro-Willcox(hydrologic accounting unit)

Middle Gila(hydrologic subregion)

Lower Colorado(hydrologic region)

Geographic areas

Country State County
United States Arizona Pinal

Public Land Survey System information

Meridian Township Range Section Fraction State
Gila and Salt River 008 S 016 E 26 Arizona

Commodities

Commodity Importance
Barium-Barite Critical Tertiary
Copper Tertiary
Fluorine-Fluorite Critical Tertiary
Gold Primary
Lead Tertiary
Molybdenum Tertiary
Silver Tertiary
Tungsten Critical Tertiary
Vanadium Critical Tertiary
Zinc Critical Tertiary

Materials information

Materials Type of material
Amethyst Unknown
Anglesite Unknown
Azurite Unknown
Barite Unknown
Brochantite Unknown
Calcite Unknown
Chalcopyrite Unknown
Chlorite Unknown
Chrysocolla Unknown
Clay Unknown
Covellite Unknown
Dioptase Unknown
Epidote Unknown
Fluorite Unknown
Galena Unknown
Gold Unknown
Hemimorphite Unknown
Malachite Unknown
Pyrite Unknown
Quartz Unknown
Silver Unknown
Sphalerite Unknown
Tourmaline Unknown
Vanadinite Unknown
Willemite Unknown
Wulfenite Unknown

Nearby scientific data

(1) -110.68458, 32.7062
ListMap

Economic information

Ore body information

  • Thickness 20M
    Depth to top 1000M
    Field Value
    Type of Orebody #1 FISSURE VEIN
    Shape of Orebody #1 TABULAR
    Type of Orebody #2 REPLACEMENT
    Primary mode of Origin HYDROTHERMAL
    Primary Ore Control FAULTING
    Type of Wallrock Alter. #1 SILICIFICATION
    Type of Wallrock Alter. #2 SERICITIC
    Date of Last Modification 910910

Comments on the geologic information

  • OTHER MINERALS PRESENT INCLUDE DESCLOIZITE, LINARITE, DIABOLEITE, AND MOTTRAMITE.
  • ORE OCCURS WHERE RHYOLITE INTRUDES QTZ. MONZONITE. THE MO-V MINERALIZATION POSTDATES THE PB-CU-ZN MINERALIZATION. ALTERATION INCLUDES CHLORITIZATION. STRIKE IS NW. DIP IS TO BOTH THE NE AND THE SW (NEAR VERTICAL).

Economic information about the deposit and operations

Operation type Surface
Commodity type Both
Deposit size Small
Significant No
Discovery year 1879
Year of first production 1881

Mining district

District name Tiger

Land status

Ownership category Private

Ownership information

  • Type Owner
    Owner Magma Copper Co.
    ID 0201881
    Year 1988
  • Type Operator
    Owner Cyprus Minerals Co.
    ID 0201881
    Year 1988

Production statistics

  • Year 1918
    Period 1886-1918
    Description 1886-1918 - From Old Mammoth Mine 3000000 Dollars Of Au
  • Year 1978
    Period 1930-1978
    Description 1930-1978 - From Old Mammoth Mine 4091000 St Ore, 11647000 Lb Cu, 214007000 Lb Pb, 143153000 Lb Zn, 3016000 Tr Oz Ag, 563667 Tr Oz Au, 4210000 Lb Mo, 2541000 Lb V2o5

Reference information

Bibliographic references

  • Reserve-Resource

    NIEMUTH, N.J. ARIZONA MINERAL DEVELOPMENT 1984-1986. AZ

  • Reserve-Resource

    DEP. MINES AND MINER. RESOUR., REP. D-29(87), 1987, 46 PP.

Reporter information

Type Date Name Affiliation Comment
Reporter 18-DEC-1996 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.

Current status (per MSHA)

StatusAbandoned since 01/27/1988
MSHA mine ID0201881
Mine name (MSHA)Tiger Open Pit Mine
Current operatorMagma Copper Company
Mine typeSurface (Metal / non-metal)

MSHA cross-reference per the original MRDS record. Mine status and operator reflect MSHA's last published Mines export (February 2025); MSHA's public bulk feed has been unavailable since, so this may be out of date. See the Mine Data Retrieval System for current status.

Open MSHA's Mine Data Retrieval System for inspections, accidents, and violations for this mine.

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.