Mammoth Mine

Past Producer in Pima county in Arizona, United States with commodities Copper, Silver, Lead, Zinc, Gold, Molybdenum, Fluorine-Fluorite, Barium-Barite
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. Alteration
  9. Host and associated rocks
  10. Nearby scientific data
  11. Geologic structures
  12. Ore body information
  13. Controls for ore emplacement
  14. Economic information about the deposit and operations
  15. Mining district
  16. Production statistics
  17. Links to other databases
  18. Bibliographic references
  19. General comments
  20. Reporter information

Geologic information

Identification information

Deposit ID 10039686
MRDS ID M050652
Record type Site
Current site name Mammoth Mine
Alternate or previous names Old Boot, Imperial, Union, Page, Southern Beauty
Related records 10210633

Geographic coordinates

Geographic coordinates: -111.52987, 32.41455 (WGS84)
Relative position 2.5 MI NW OF SILVER BELL.

Site location context

Political divisions (FIPS codes)

Pima(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Silver Bell West(quadrangle 1:24,000 scale)

Silver Bell Mountains(quadrangle 1:100,000 scale)

Tucson(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Lower Santa Cruz(hydrologic unit)

Santa Cruz(hydrologic accounting unit)

Middle Gila(hydrologic subregion)

Lower Colorado(hydrologic region)

Geographic areas

Country State County
United States Arizona Pima

Public Land Survey System information

Meridian Township Range Section Fraction State
Gila and Salt River 012S 008E 04 NE Arizona

Commodities

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

Comments on the commodity information

  • GREEN FLUORITE

Materials information

Materials Type of material
Chalcopyrite Ore
Pyrite Ore
Barite Gangue
Fluorite Gangue
Quartz Gangue

Alteration

  • (Local) Hydrothermal Metasomatism

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Dacite
    Stratigraphic age (youngest) Pliocene

Economic information

Geologic structures

Type of structure Local
Structure description Major Fault Zone

Ore body information

  • General form FISSURE VEINS, IRREGULAR DISSEMINATIONS

Controls for ore emplacement

  • Garnetized And Altered Limestone Blocks In Dacite And Monzonite Alo Ng Major Fault Zone

Comments on the geologic information

  • TACTITE PRESENT.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Both
Deposit size Small
Significant No
Year of first production 1865

Mining district

District name Silver Bell District

Production statistics

  • Year 1931
    Period 1870-1931
    Material ORE
    Accuracy Estimate
    Description Cp_Grade: ^3% Cu, 1 Oz/T Ag, Minor Pb, Zn, Au
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Ore Silver Silver 28g/mt
    Ore Copper Copper 3wt-pct

Comments on the workings information

  • WORKED AS AN UNDERGROUND MINE FROM 1870'S TO 1931

Comments on development

  • OPERATORS INCLUDED HUACHUCA MINING & SMELTING CO, PIMA COUNTY MIN ING AND SMELTING CO, SILVER BELL MINING CO, ALBERT STEINFELD CO, IMPER IAL COPPER CO, ASARCO

Reference information

Bibliographic references

  • Deposit

    RICHARD & COURTRIGHT, 1966, IN TITLEY & HICKS, UNIV OF AZ PRESS.

  • Deposit

    KERR, 1951, GSA BULL 62.

  • Deposit

    KEITH, 1974, ABM BULL 189, P. 143.

  • Deposit

    ELEVATORSKI, 1971, ADMR, ARIZONA FLUORSPAR.

  • 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 MINERALS CARD FILE.

  • Other Database

    CIMRI

  • Production

    KEITH, 1974.

General comments

Subject category Comment text
Deposit THIS REPORT REPRESENTS A MERGER OF ORIGINAL RECORD M050652 WITH RE CORD M030550 OF JAN WILT IN MOLYBDENUM FILE, CONTACT PERSON T.G. THEOD ORE, USGS ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAR-83 Peterson, Jocelyn A. U.S. Geological Survey
Updater 01-DEC-92 Orris, Greta J. U.S. Geological Survey

Beyond USGS

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

Authoritative Arizona resources

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