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Mammoth Mine

Past Producer in Owyhee county in Idaho, United States with commodities Gold, Silver
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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. Mining district
  14. Land status
  15. Links to other databases
  16. Bibliographic references
  17. Reporter information

Geologic information

Identification information

Deposit ID 10069916
MRDS ID W007696
Record type Site
Current site name Mammoth Mine

Geographic coordinates

Geographic coordinates: -116.7081, 42.875 (WGS84)
Elevation 1615
Relative position 7 MILES SE OF SILVER CITY

Site location context

Political divisions (FIPS codes)

Owyhee(county)

Idaho(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Triangle Flat(quadrangle 1:24,000 scale)

Triangle(quadrangle 1:100,000 scale)

Jordan Valley(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Jordan(hydrologic unit)

Middle Snake-Boise(hydrologic accounting unit)

Middle Snake(hydrologic subregion)

Pacific Northwest(hydrologic region)

Geographic areas

Country State County
United States Idaho Owyhee

Public Land Survey System information

Meridian Township Range Section Fraction State
Boise 006S 003W 29 Idaho

Comments on the location information

  • LOCATED BETWEEN BOULDER AND MAMMOTH CREEKS

Commodities

Commodity Importance
Gold Primary
Silver Primary

Materials information

Materials Type of material
Gold Ore
Pyrite Gangue

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Granite
    Rock unit name Silver City Granite-Granodiorite
    Rock description Silver City Granite-Granodiorite
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Cretaceous
  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Granite

Nearby scientific data

(1) -116.7081, 42.875
ListMap

Economic information

Ore body information

  • General form IRREGULAR
    Strike E - W
    Dip S
    Width 6.1M

Controls for ore emplacement

  • Shear Zones

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Steele District

Land status

Ownership category Private

Reference information

Bibliographic references

  • Deposit

    LINDGREN, W., 1898, THE GOLD AND SILVER VEINS OF SILVER CITY, DELAMAR AND OTHER MINING DISTRICTS OF IDAHO: 20TH ANN. REPORT, U.S.G.S., P. 75-205 (PT. 3).

  • Deposit

    SALMAN, D. S. A., 1972 , GEOLOGY OF TRIANGLE QUADRANGLE AREA, OWYHEE COUNTY, IDAHO: MOSCOW, IDAHO, UNIV. OF IDAHO, MS THESIS, 65 P.

Reporter information

Type Date Name Affiliation Comment
Reporter 1975-09-01 Benjamin, David A. 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