California · San Luis Obispo County
Past Producer
La Primera
San Luis Obispo County, California, United States
Chromium
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USGS source ↗
Commodities
Primary
Chromium
Commodity type
M
Deposit
Deposit size
S
Workings
Surface
Orebody form
LENSE
Materials
Ore minerals
Chromite
Geology
Host rock
Dunite · Franciscan;Knoxville
Associated rock
Ultramafic Intrusive Rock
Structure
Volc. And Sed. Rocks Folded Into Syncline
Economic & production
Development status
Past Producer
First production
1885
Last production
1958
Discovery year
1885
Identification
Deposit ID
10103912
MRDS ID
M100576
Alternate names
Hardface Group 1950's
Region
NA
Data score
B
Coordinates
35.35858, -120.68764
References
STINSON, M.C., 1975, CDMG MINERAL PROPERTY REPORT, UNPUBLISHEDCDMG MINERAL PROP. REPORT, UNPUBLISHED.