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Boss

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

Geologic information

Identification information

Deposit ID 10076976
MRDS ID W024316
Record type Site
Current site name Boss
Alternate or previous names San Juan
Related records 10184434, 10212688

Geographic coordinates

Geographic coordinates: -121.13437, 39.3521 (WGS84)
Elevation 628
Relative position 14 MILES SE TO GRASS VALLEY

Site location context

Political divisions (FIPS codes)

Nevada(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

French Corral(quadrangle 1:24,000 scale)

Yuba City(quadrangle 1:100,000 scale)

Chico(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Yuba(hydrologic unit)

Lower Sacramento(hydrologic accounting unit)

Sacramento(hydrologic subregion)

California(hydrologic region)

Geographic areas

Country State County
United States California Nevada

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 017N;017N 007E;008E 01,12;06,07 California

Commodities

Commodity Importance
Gold Primary
Silver Secondary
Copper Secondary
Lead Secondary

Materials information

Materials Type of material
Chalcopyrite Ore
Gold Ore
Pyrite Ore
Silver Ore

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
  • Host or associated Host
    Rock type Metamorphic Rock > Schist

Nearby scientific data

(1) -121.13437, 39.3521
ListMap

Economic information

Ore body information

  • Strike N
    Dip 80 E

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Production years 1934 - 1936

Comments on the production information

  • 3,377 TONS OF AU-AG-CU ORE, CONTAINING RECOVERABLE PB.

Comments on the workings information

  • 200 - FT. VERTICAL SHAFT, 800 FT. OF DRIFTS AND SOME DIAMOND DRILLING.

Reference information

Bibliographic references

  • Deposit

    AUBURY, L.E., 1908 , COPPER RESOURCES OF CALIFORNIA BULL. 50 ; CALIF. MIN. BUR., P. 201

  • Deposit

    GOODWIN, J.G., 1957 , LEAD AND ZINC IN CALIF.; CALIF. JOUR. MINES AND GEOLOGY, VOL. 53 , NOS. 3 & 4 ; DIV. OF MINES, P. 575

  • Deposit

    MAC BOYLE, E., 1918 , MINES AND MINERAL RESOURCES OF NEVADA COUNTY; 16TH REPT. STATE MIN.; CALIF. MIN. BUR., P. 83 - 84 .

  • Production

    GOODWIN, J.G., 1957 , P. 575

General comments

Subject category Comment text
Deposit GOSSAN - OXIDIZED ZONE 100 FT. DEEP IRON-STAINED SCHIST 1000 FT. WIDE IN PLACES. VEIN 2 FT. THICK AT 100 FT. LEVEL, 12 FT. THICK AT 150 FT. LEVEL.
Deposit COMPRISED OF 4063 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.