Location: | Alameda County, California, United States, North America |
Lat / long: | 37.80379, -122.17215 |
dep_id: | 10036253 |
mrds_id: | M024332 |
Commodity type: | metallic and nonmetallic |
Major mineral: | Copper |
Minor mineral: | Sulfur |
Operation type: | Unknown |
Production size: | Production occurred |
Development status: | Past Producer |
ore: | Bornite, Chalcocite, Chalcopyrite, Pyrite, Sphalerite |
orebody_fm: | LENTICULAR |
work_type: | Underground |
conc_proc: | Leaching |
ore_ctrl: | Fractures |
Reporter: | Fraticelli, L. A. (Albers, J.) |
hrock_type: | Rhyolite |
Structure: | Hayward Fault: Two Parallel Smaller Faults With Horizontal Displacement. |
References: |
- Deposit:: DAVIS, F.F., 1950: MINES AND MINERAL RESOURCES OF ALAMEDA COUNTY; CALIF. JOUR. MINES AND GEOLOGY, 001 46, NO.2 DIV OF MINES, P. 290.
- Deposit:: ERIC, J.H., 1948: COPPER IN CALIFORNIA BULL. 144: DIV. OF MINES, P-212
- Deposit:: LAIZURE, C.V., 1929: SAN FRANCISCO FIELD DIV.; 25TH REPT. STATE MIN.; CALIF DIV. OF MINES P. 440.
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