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Gold Hill

Past Producer in Mariposa county in California, United States with commodity Gold
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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. Economic information about the deposit and operations
  12. Ownership information
  13. Links to other databases
  14. Bibliographic references
  15. General comments
  16. Reporter information

Geologic information

Identification information

Deposit ID 10102883
MRDS ID M009597
Record type Site
Current site name Gold Hill
Related records 10163332

Geographic coordinates

Geographic coordinates: -120.05681, 37.51382 (WGS84)
Relative position 1 MI. NW OF MOUNT BULLION

Site location context

Political divisions (FIPS codes)

Mariposa(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Bear Valley(quadrangle 1:24,000 scale)

Oakdale(quadrangle 1:100,000 scale)

San Jose(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Fresno River(hydrologic unit)

San Joaquin(hydrologic accounting unit)

San Joaquin(hydrologic subregion)

California(hydrologic region)

Geographic areas

Country State County
United States California Mariposa

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 005S 017E 12 California

Comments on the location information

  • UTM EST. SEC LINES PROJECTED

Commodities

Commodity Importance
Gold Primary

Materials information

Materials Type of material
Gold Ore
Quartz Gangue

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Slate
    Stratigraphic age (youngest) Late Jurassic
  • Host or associated Host
    Rock type Metamorphic Rock > Metavolcanic Rock > Mafic Metamorphic Rock > Greenstone

Nearby scientific data

(1) -120.05681, 37.51382
ListMap

Economic information

Ore body information

  • Strike N 62 W
    Dip STEEPLY E

Comments on the geologic information

  • GEOL.DESC: QTZ. VEIN FOLLOWS CONTACT BETWEEN SLATE AND MASSIVE PYROXENE ANDESITE GREENSTONE OF UNKNOWN AGE.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Production years 1900 - 1915

Ownership information

  • Type Operator
    Owner J. E. Rea Jr.

Comments on the production information

  • ACTIVE 1900, 1905-07, 1912-15, PRODUCING 232.10 TONS OF ORE YIELDING $3519.60 OR AN AVERAGE OF $15.30 AT THE OLD PRICE OF GOLD

Reference information

Bibliographic references

  • Deposit

    BOWEN, O. E., JR., & GRAY, H., JR., 1957 , MINES AND MINERAL DEPOSITS OF MARIPOSA COUNTY, CALIF.: CALIF. JOUR. MINES & GEOL., VOL. 53 , NOS. 1 & 2 , P. 265 .

  • Deposit

    LOGAN, C. A., 1934 , MOTHER LODE GOLD BELT OF CALIF.: CDM BULL. 108 , RECORD SHEET FACING P. 188 .

  • Production

    BOWEN AND GRAY, 1957

General comments

Subject category Comment text
Deposit VEIN
Deposit FORMER LAS MARIPOSAS GRANT MINE.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1973 Gere, W. U.S. Geological Survey
Updater 01-JAN-1979 Hayden, F. (Albers, J.) 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.