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Hedrick

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. Ownership information
  10. Links to other databases
  11. Bibliographic references
  12. Reporter information

Geologic information

Identification information

Deposit ID 10028887
MRDS ID M006130
Record type Site
Current site name Hedrick
Related records 10284162

Geographic coordinates

Geographic coordinates: -120.66212, 38.16741 (WGS84)
Relative position 2 MI. SE OF SAN ANDREAS

Site location context

Political divisions (FIPS codes)

Calaveras(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

San Andreas(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 28 California

Commodities

Commodity Importance
Gold Primary

Nearby scientific data

(1) -120.66212, 38.16741
ListMap

Economic information

Comments on the geologic information

  • GEOL.DESC: ON CENTRAL HILL CHANNEL. CHANNEL SHALLOW, 400' WIDE; CENTER PORTION 8' DEEPER, 100' WIDE. PRE-RHYOLITE GRAVEL CUT BY CHANNEL CONTAINING RHYOLITE TUFF AND GRAVEL. BOTH CHANNELS HAVE PAY GRAVEL,ARE CAPPED BY FINE OXIDIZED GRAVEL.

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Significant No

Ownership information

  • Type Owner
    Owner F. V. Hedrick, Et Al.

Comments on the production information

  • BY 1872, 2963 YDS. GRAVEL HAD YIELDED $1450. ABOUT 3200 YDS. GRAVEL WASHED 1900S. ACTIVE 1910S. DEVELOPED BY HYDRAULIC PITS, 5 SHAFTS 50-120' DEEP, AND 3 TUNNELS 400' LONG.

Reference information

Bibliographic references

  • Deposit

    CALIF. COUNTY REPT. NO. 2, P. 199 AND PL. C; V. 32, NO. 3, P. 359

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.