Mammoth Group

Occurrence in Nevada county in California, United States with commodity 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. Nearby scientific data
  8. Economic information about the deposit and operations
  9. Links to other databases
  10. Bibliographic references
  11. Reporter information

Geologic information

Identification information

Deposit ID 10092482
MRDS ID M011972
Record type Site
Current site name Mammoth Group

Geographic coordinates

Geographic coordinates: -120.52213, 39.36711 (WGS84)
Relative position USGS QUADRANGLE CISCO GROVE (1955) INDICATES A TUNNEL NEAR THE CENTER OF SECTION 4 WHICH MAY OR MAY NOT BE THE LOCATION OF THIS MINE. NOTE: REFERENCE ON PAGE 457 TO REPORT XXXII, PP. 189-204 MAY BE IN ERROR FOR THIS MINE AS THE EXCELSIOR GROUP DESCRIBED THEREIN IS LOCATED IN T. 18N, R. 13E IN SEC. 22.

Site location context

Political divisions (FIPS codes)

Nevada(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Cisco Grove(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
Mount Diablo 017N 013E 04 California

Commodities

Commodity Importance
Copper Primary

Nearby scientific data

(1) -120.52213, 39.36711

Economic information

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Significant No

Comments on the production information

  • VALUES REPORTED, GOLD $15 , COPPER 4 PERCENT, SILVER TRACE.

Comments on the workings information

  • ONE ADIT 75 FT., ANOTHER 2,200 FT., DEVELOPMENT SHAFT 285 FT. DEEP, VERTICAL; DRIFTS IN ORE 75 FT.

Reference information

Bibliographic references

  • Deposit

    D.O.M. BULL. 50, P. 204

  • Deposit

    CALIF. JOUR. MINES & GEOLOGY, V. 37, NO. 3, JULY 1941, P. 457

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1973 Gere, W. 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.