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Sweetwater Ii

Past Producer in Mariposa 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. Materials information
  8. Host and associated rocks
  9. Nearby scientific data
  10. Ore body information
  11. Economic information about the deposit and operations
  12. Mining district
  13. Land status
  14. Ownership information
  15. Workings at the site
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10102919
MRDS ID M009900
Record type Site
Current site name Sweetwater Ii
Related records 10187751

Geographic coordinates

Geographic coordinates: -119.88292, 37.57715 (WGS84)
Elevation 1158
Relative position W SWEETWATER CK. 2 MI NW JERSEYDALE

Site location context

Political divisions (FIPS codes)

Mariposa(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Feliciana Mountain(quadrangle 1:24,000 scale)

Yosemite Valley(quadrangle 1:100,000 scale)

Mariposa(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Merced(hydrologic unit)

San Joaquin(hydrologic accounting unit)

San Joaquin(hydrologic subregion)

California(hydrologic region)

Federal lands

Sierra 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 Mariposa

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 004S 019E 17,20 California

Commodities

Commodity Importance
Gold Primary
Silver Secondary

Materials information

Materials Type of material
Gold Ore
Pyrite Ore
Quartz Gangue

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Granite
  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Granite

Economic information

Ore body information

  • General form POCKETS
    Strike N 55 W
    Dip 13 - 27 SW
    Depth to top 0M

Comments on the geologic information

  • WALL ROCKS COARSE-GRAINED, HORNBLENDE, RANODIORITE OR QUARTZ DIORITE STRONGLY WEATHERED AS DEEP AS 50 FT

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1884

Mining district

District name Jerseydale

Land status

Ownership category National Forest

Ownership information

  • Type Operator
    Owner Hudson River Gold Mines, Ltd.
  • Type Owner
    Owner Clyde Foster
    First year 1954

Comments on the production information

  • WORKED FROM 1884 INTERMITTENTLY AT WIDELY SPACED INTERVALS.

Workings at the site

  • Type of workings Surface/Underground
    Length 585.22M
    Overall depth 51.82M

Comments on the workings information

  • INCLINE, ADITS, DRIFTS, SEVERAL EXTENSIVE STOPES. SOME PLACERING OF SOIL.

Reference information

Bibliographic references

  • Deposit

    BOWEN, O. E., JR., GRAY, C. H., JR., 1957 , MINES AND MINERAL DEPOSITS OF MARIPOSA COUNTY, CALIFORNIA: CALIF. JOUR. MINES AND GEOLOGY, V. 53 , NOS. 1 AND 2 , P. 173 - 174 , 310

General comments

Subject category Comment text
Deposit VEIN

Reporter information

Type Date Name Affiliation Comment
Reporter 01-FEB-1979 Bowman, J. And Albers, J. U.S. Geological Survey

Beyond USGS

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

External references

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.