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  3. Mineral Resource Data System (MRDS)

Hunt and Robie Ranches

Occurrence in Calaveras county in California, 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. Nearby scientific data
  8. Economic information about the deposit and operations
  9. Mining district
  10. Links to other databases
  11. Bibliographic references
  12. Reporter information

Geologic information

Identification information

Deposit ID 10028581
MRDS ID M005631
Record type Site
Current site name Hunt and Robie Ranches
Alternate or previous names Milton Gold Dredging Enterprise 1936, Stagan Mining Company 1940
Related records 10284619

Geographic coordinates

Point of reference Centroid
Geographic coordinates: -120.84367, 38.0685 (WGS84)
Relative position Original record had no geographic coordinates; these coordinates were derived from the PLSS description provided.

Site location context

Political divisions (FIPS codes)

Calaveras(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Jenny Lind(quadrangle 1:24,000 scale)

San Andreas(quadrangle 1:100,000 scale)

Sacramento(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

San Joaquin(hydrologic accounting unit)

San Joaquin(hydrologic subregion)

California(hydrologic region)

Geographic areas

Country State County
United States California Calaveras

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 003N 010E 33,34,35 California

Commodities

Commodity Importance
Gold Primary
Silver Primary

Nearby scientific data

Centroid (1) -120.84367, 38.0685
ListMap

Economic information

Comments on the geologic information

  • GEOL.DESC: THE ROBIE RANCH GRAVEL DEPOSIT HAS AVE. DEPTH OF ABT. 7'AND IS THOUGHT TO TEST ABOUT 25?/CU. YD. BEDROCK IS VOLCANIC TUFF. PORTIONS OF THE GRAVEL ARE LAVA CAPPED, AND IN A FEW PLACES THE GRAVEL IS PARTLY CEMENTED. IN 1940, 86,000 CU. YDS. OF GRAVEL YIELDED 615 OZ. GOLD AND 37 OZ. SILVER AT HUNT RANCH; AT ROBIE RANCH 414,000 CU. YDS. OF GRAVEL YIELDED 2287 OZ. GOLD AND 145 OZ. SILVER. DRAGLINE DREDGE; FROM 2000-3000 CU. YDS. OF GRAVEL TREATED DAILY IN 1936; 3 MEN EMPLOYED

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Significant No

Mining district

District name Jenny Lind

Reference information

Bibliographic references

  • Deposit

    CALIF. V. 32, NO. 3, P. 348; B. 135, P. 253

  • Deposit

    CALIF. COUNTY REPT. NO. 2, P. 202 AND 207

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-72 Gere, W. 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

Authoritative California resources

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