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Square Head Mine Or Chris Anderson Mine.

Producer in Calaveras 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 10109159
MRDS ID M006109
Record type Site
Current site name Square Head Mine Or Chris Anderson Mine.
Related records 10138758

Geographic coordinates

Geographic coordinates: -120.60712, 38.21074 (WGS84)
Relative position 1 1/2 MI. BY ROAD SE OF SAN ANDREAS; IN FORT MOUNTAIN OR CENTRAL HILL CHANNEL. SE 1/4

Site location context

Political divisions (FIPS codes)

Calaveras(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Calaveritas(quadrangle 1:24,000 scale)

San Andreas(quadrangle 1:100,000 scale)

Sacramento(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Calaveras(hydrologic unit)

San Joaquin(hydrologic accounting unit)

San Joaquin(hydrologic subregion)

California(hydrologic region)

Geographic areas

Country State County
United States California Calaveras

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 004N 012E 12 California

Commodities

Commodity Importance
Gold Primary

Nearby scientific data

(1) -120.60712, 38.21074
ListMap

Economic information

Comments on the geologic information

  • GEOL.DESC: OLD DRIFT MINE; THE CHANNEL IS CAPPED WITH A BRECCIA OF BASALTIC AND ANDESITIC PEBBLES. OLD 100' VERTICAL SHAFT CONNECTS WITH A TUNNEL DRIVEN IN BEDROCK OF SOFT SLATE FOR 450' AND 100' IN BLUE CEMENTED GRAVEL. 150' WIDTH OF PAY GRAVEL WITH DEPTH OF 7'WAS FORMERLY MINED. WIDTH OF CHANNEL IS 280', DEPTH OF GRAVEL 63'

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Significant No

Comments on the production information

  • OVER $360,000 IN 1905; 450' OF BREASTING WAS DONE. NEW OPERATORS (1936) HAVE REOPENED THE 100' SHAFT AND HAVE DRIFTED 40' SW IN OLD WORKINGS. 5 MEN EMPLOYED.

Reference information

Bibliographic references

  • Deposit

    CALIF. V. 32, NO. 3,P. 352, 358 363 AND PL. 6

  • Deposit

    CALIF. COUNTY REPT. NO. 2, P. 193 AND PL. C

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.