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Los Osos

Past Producer in San Luis Obispo county in California, United States with commodities Copper, Gold, Silver, Cobalt, Nickel
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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 10067589
MRDS ID W000374
Record type Site
Current site name Los Osos
Alternate or previous names Goodwill

Geographic coordinates

Geographic coordinates: -120.78209, 35.2808 (WGS84)
Relative position 8 MILES SW OF SAN LUIS OBISPO

Site location context

Political divisions (FIPS codes)

San Luis Obispo(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Morro Bay South(quadrangle 1:24,000 scale)

San Luis Obispo(quadrangle 1:100,000 scale)

San Luis Obispo(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Central Coastal(hydrologic unit)

Central California Coastal(hydrologic accounting unit)

Central California Coastal(hydrologic subregion)

California(hydrologic region)

Geographic areas

Country State County
United States California San Luis Obispo

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 030S 011E 27 California

Commodities

Commodity Importance
Copper Primary
Gold Secondary
Silver Secondary
Cobalt Critical Tertiary
Nickel Critical Tertiary

Comments on the commodity information

  • TRACE OF GOLD AND SILVER

Materials information

Materials Type of material
Chalcopyrite Ore

Analytical data

Result 4.8 % CU, 1.34 % NI

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Granite

Nearby scientific data

(1) -120.78209, 35.2808
ListMap

Economic information

Ore body information

  • Thickness 3.66M

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 COPPER PRODUCTION ON RECORD

Comments on the reserve resource information

  • RESERVES UNKNOWN

Comments on the workings information

  • SURFACE WORKINGS AND TWO ADITS 180 AND 50 FT. LONG

Reference information

Bibliographic references

  • Deposit

    ERIC, J.H., 1948 : COPPER IN CALIFORNIA BULL. 144 ; DIV. OF MINES, P. 321

  • Deposit

    FRANKE, H.A., 1935 ; MINES AND MINERAL RESOURCES OF SAN LUIS OBISPO COUNTY; CALIF. JOUR. MINES AND GEOLOGY, VOL. 31 , NO. 4 ; DIV. OF MINES, P. 418

  • Reserve-Resource

    UNPUBLISHED CO REPORT

General comments

Subject category Comment text
Deposit VEIN 4 - 12 FT.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAY-1972 Coury, Anny B. U.S. Geological Survey
Updater 01-FEB-1979 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.