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  3. Mineral Resource Data System (MRDS)

Bollhalter

Occurrence in El Dorado 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. Nearby scientific data
  8. Economic information about the deposit and operations
  9. Links to other databases
  10. Bibliographic references
  11. Reporter information

Geologic information

Identification information

Deposit ID 10029688
MRDS ID M007390
Record type Site
Current site name Bollhalter

Geographic coordinates

Geographic coordinates: -120.93381, 38.7474 (WGS84)
Relative position 1 MI. S. OF FOUR CORNERS.. LOCATED ON AN AGRICULTURAL PATENT, ONE MILE NORTH OF WEBER CREEK EAST OF LOTUS ROAD.

Site location context

Political divisions (FIPS codes)

El Dorado(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Shingle Springs(quadrangle 1:24,000 scale)

Placerville(quadrangle 1:100,000 scale)

Sacramento(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

South Fork American(hydrologic unit)

Lower Sacramento(hydrologic accounting unit)

Sacramento(hydrologic subregion)

California(hydrologic region)

Geographic areas

Country State County
United States California El Dorado

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 010N 009E 01 California

Commodities

Commodity Importance
Gold Primary

Nearby scientific data

(1) -120.93381, 38.7474
ListMap

Economic information

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Significant No

Comments on the production information

  • ASSAYS REPORTED WERE $1.40 AND $3.80 PER TON. NO LATE WORK HAS BEEN DONE.

Comments on the workings information

  • PROSPECT PIT 10 FT. BY 10 FT. BY 20 FT. LOCATION SOMEWHAT UNCERTAIN.

Reference information

Bibliographic references

  • Deposit

    CALIF. JOUR. MINES & GEOL. V. 52, NO. 4, P. 489; V. 34, NO. 3, P. 225

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1972 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.