Allen

Occurrence in Nevada county in California, United States with commodities Molybdenum, Copper
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. Links to other databases
  13. Bibliographic references
  14. Reporter information

Geologic information

Identification information

Deposit ID 10095371
MRDS ID M030171
Record type Site
Current site name Allen
Alternate or previous names Canadian Group
Related records 10286043

Geographic coordinates

Geographic coordinates: -120.58436, 39.43322 (WGS84)

Site location context

Political divisions (FIPS codes)

Nevada(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

English Mountain(quadrangle 1:24,000 scale)

Truckee(quadrangle 1:100,000 scale)

Chico(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Yuba(hydrologic unit)

Lower Sacramento(hydrologic accounting unit)

Sacramento(hydrologic subregion)

California(hydrologic region)

Federal lands

Tahoe National Forest(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State County
United States California Nevada

Public Land Survey System information

Meridian Township Range Section Fraction State
018N 012E 11,12 California

Commodities

Commodity Importance
Molybdenum Tertiary
Copper Tertiary

Comments on the commodity information

  • NO PRODUCTION

Materials information

Materials Type of material
Chalcopyrite Ore
Molybdenite Ore
Pyrrhotite Ore

Analytical data

Result MOS2 = 0.01 TO 0.03 %
Result CU = 0.04 TO 0.26 %

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Stratigraphic age (youngest) Holocene
    Stratigraphic age (youngest) Late Cretaceous
  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Slate

Nearby scientific data

(1) -120.58436, 39.43322

Economic information

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Significant No

Mining district

District name English Mountain

Reference information

Bibliographic references

  • Deposit

    KING, R.U.; U.S.G.S.; (UNPUB. DATA)

  • Deposit

    KING, R.U.; 1966 ; MIN. RESOURCES OF CAL.; CAL. DIV. MINES & GEO.; BULL 191

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAY-1978 Theodore, Ted G. U.S. Geological Survey

Beyond USGS

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

Authoritative California resources

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