1. Mineral Resources
  2. Online Spatial Data
  3. Mineral Resource Data System (MRDS)

Thoma Ranch Dredge Ground

Unknown in Mariposa county in California, United States with commodity Gold
Map
XML
JSON
KML
D
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. Land status
  10. Links to other databases
  11. Bibliographic references
  12. Reporter information

Geologic information

Identification information

Deposit ID 10139939
MAS/MILS ID 0060430212
Record type Site
Current site name Thoma Ranch Dredge Ground

Geographic coordinates

Point of reference Main Entrance
Geographic coordinates: -120.17318, 37.27883 (WGS84)
Elevation 104
Location accuracy 1000(meters)

Site location context

Political divisions (FIPS codes)

Mariposa(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Owens Reservoir(quadrangle 1:24,000 scale)

Merced(quadrangle 1:100,000 scale)

San Jose(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Middle San Joaquin-Lower Chowchilla(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 007 S 016 E 35 California

Comments on the location information

  • PROPERTY IS ALSO FOUND LOCATED ON BORDER BETWEEN MARIPOSA & MERCED COUNTIES; T.75, R.16E, SEC.35.

Commodities

Commodity Importance
Gold Primary

Nearby scientific data

Main Entrance (1) -120.17318, 37.27883
ListMap

Economic information

Economic information about the deposit and operations

Operation type Underground
Commodity type Metallic
Significant No

Land status

Ownership category Unknown

Reference information

Bibliographic references

  • Deposit

    CALIF. JOUR. MINES & GEOL. VOL.53, NOS. 1&2, JAN-APR, 1957,

  • Deposit

    P. 322 AND PL. 4.

Reporter information

Type Date Name Affiliation Comment
Reporter 04-NOV-1983 Western Field Operations Center (WFOC) U.S. Bureau of Mines

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.