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Pilot

Past Producer in Plumas county in California, United States with commodities Copper, Gold, Silver
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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. Host and associated rocks
  8. Nearby scientific data
  9. Ore body information
  10. Economic information about the deposit and operations
  11. Land status
  12. Links to other databases
  13. Bibliographic references
  14. General comments
  15. Reporter information

Geologic information

Identification information

Deposit ID 10034132
MRDS ID M020840
Record type Site
Current site name Pilot
Alternate or previous names Borden

Geographic coordinates

Geographic coordinates: -120.71937, 40.02821 (WGS84)
Elevation 1219
Relative position 2 MILES SE OF GENESEE

Site location context

Political divisions (FIPS codes)

Plumas(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Genesee Valley(quadrangle 1:24,000 scale)

Susanville(quadrangle 1:100,000 scale)

Susanville(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

East Branch North Fork Feather(hydrologic unit)

Lower Sacramento(hydrologic accounting unit)

Sacramento(hydrologic subregion)

California(hydrologic region)

Federal lands

Plumas National Forest(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State County
United States California Plumas

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 025N 011E 14,15 California

Commodities

Commodity Importance
Copper Primary
Gold Secondary
Silver Secondary

Host and associated rocks

  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite

Nearby scientific data

(1) -120.71937, 40.02821
ListMap

Economic information

Ore body information

  • Thickness 1.22M

Economic information about the deposit and operations

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

Land status

Ownership category National Forest

Comments on the production information

  • SHIPMENT OF ORE FROM WHICH 1/3 WAS SORTED OUT AND SAVED FOR A MILL GRADE, THE BALANCE BEING SHIPPED; SAID TO HAVE RUN 17 % CU, $14.60 AU AND 14 OZ AG PER TON. THAT IN SHAFT SAID TO BE OF BETTER GRADE.

Comments on the workings information

  • TUNNEL 600 FT. LONG CUTS BORDEN VEIN 136 FT. VERTICALLY BELOW CROPPINGS AND 222 FT. BELOW A POINT ON THE MOHICAN VEIN, WHERE 30 FT. SHAFT HAS BEEN SUNK. TUNNEL DRIVEN 55 FT. BEYOND BORDEN VEIN - SHOULD CUT MOHICAN VEIN IF DRIVEN 60 - 75 FT. MORE. A 30 FT. RAISE FROM AN 18 FT. DRIFT IN TUNNEL CONNECTS WITH STOPE 18 FT. LONG BY 4 FT. WIDE BY 12 FT. HIGH. 50 FT. DRIFT FROM SHAFT ON MOHICAN VEIN.

Reference information

Bibliographic references

  • Deposit

    AVERILL, C.V., 1928 , REDDING FIELD DIVISION, 24 TH REPT. STATE MIN.; CALIF. MIN. BUR., P. 279

  • Production

    AVERILL, C.V., 1928 , P. 279 - 280

General comments

Subject category Comment text
Deposit TWO VEINS: BORDEN VEIN STRIKES N 6 W, DIPS 30 E, THE MOHICAN STRIKES N 18 W, DIPS 44 E, SAME THICKNESS 2 - 4 FT.
Deposit LAST WORK DONE IN TUNNEL 1922. MINE LIES BETWEEN THE GRUSS AND FIVE BEARS MINE ON SAME LODE. COMPRISED OF 60 ACRES.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-NOV-1978 Fraticelli, L. A. (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.