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

Pilot

Past Producer in Calaveras county in California, United States with commodity Gold
Map
XML
JSON
KML
B
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. Materials information
  8. Host and associated rocks
  9. Nearby scientific data
  10. Economic information about the deposit and operations
  11. Workings at the site
  12. Links to other databases
  13. Bibliographic references
  14. General comments
  15. Reporter information

Geologic information

Identification information

Deposit ID 10102739
MRDS ID M006563
Record type Site
Current site name Pilot
Alternate or previous names Oro Fino

Geographic coordinates

Geographic coordinates: -120.51629, 38.19435 (WGS84)
Relative position 2 1/4 MI SE OF MOUNTAIN RANCH

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 013E 14 California

Comments on the location information

  • UTM EST SW 1/4 ON RIDGE BETWEEN O'NEILS AND MCKINNEYS CREEKS

Commodities

Commodity Importance
Gold Primary

Materials information

Materials Type of material
Gold Ore
Quartz Gangue

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Schist

Nearby scientific data

(1) -120.51629, 38.19435
ListMap

Economic information

Comments on the geologic information

  • VEIN IN QTZ-MICA SCHIST

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No

Comments on the production information

  • NO OTHER PRODUCTION RECORD FOUND

Workings at the site

  • Type of workings Underground
    Area 8.094HA
    Overall depth 54.86M

Comments on the workings information

  • SHAFT 180 FT DEEP

Reference information

Bibliographic references

  • Deposit

    CLARK, W.B., & LYDON, P.A., 1962 , MINES AND MINERAL RESOURCES OF CALAVERAS COUNTY, CALIF.: CALIF. DIV. MINES & GEOL., COUNTY REPORT 2 , P. 174

  • Deposit

    LOGAN, C.A., FRANKE, H., 1936 , MINES AND MINERAL RESOURCES OF CALAVERAS CO.: CDM CALIF. JOUR. MINES & GEOL., VOL. 32 , NO. 3 , P. 315

  • Deposit

    TUCKER, W.B., 1916 , CALAVERAS COUNTY: CALIF. JOUR. MINES & GEOL., 14 TH REPORT STATE MINERALOGIST, P. 100 - 101

  • Deposit

    CLARK, L.D., 1954 , GEOL. & MINERAL DEPOSITS OF THE CALAVERITAS QUAD.: CALIF. DIV. MINES SPEC. REPORT NO. 40 , P 20

  • Production

    CLARK, 1962

General comments

Subject category Comment text
Deposit VEIN

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAR-1979 Hayden, F. (Albers, J.) 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.