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  3. Mineral Resource Data System (MRDS)

Big Bertha

Past Producer in Fresno county in California, United States with commodity Chromium
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Warning: This record lacks important information: bibliographic references, which we consider necessary for a comprehensive report.
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. Reporter information

Geologic information

Identification information

Deposit ID 10188161
MAS/MILS ID 0060190390
Record type Site
Current site name Big Bertha

Geographic coordinates

Point of reference Trench
Geographic coordinates: -119.41016, 36.95074 (WGS84)
Elevation 680
Location accuracy 500(meters)

Site location context

Political divisions (FIPS codes)

Fresno(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Humphreys Station(quadrangle 1:24,000 scale)

Fresno(quadrangle 1:100,000 scale)

Fresno(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Dry(hydrologic unit)

Tulare-Buena Vista Lakes(hydrologic accounting unit)

Tulare-Buena Vista Lakes(hydrologic subregion)

California(hydrologic region)

Geographic areas

Country State County
United States California Fresno

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 011 S 023 E 25 N2 California

Commodities

Commodity Importance
Chromium Critical Primary

Nearby scientific data

Trench (1) -119.41016, 36.95074
ListMap

Economic information

Economic information about the deposit and operations

Operation type Surface
Development status Past Producer
Commodity type Metallic
Significant No

Land status

Ownership category Private

Reference information

Reporter information

Type Date Name Affiliation Comment
Reporter 26-MAR-1981 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.