| Lat / long: | 38.34157, -120.88713 |
| Primary: | Copper |
| Secondary: | Silver, Gold, Lead, Zinc |
| Ore: | Chalcocite, Chalcopyrite, Galena, Pyrite, Sphalerite |
| Gangue: | Calcite, Quartz, Sericite |
| Orebody form: | LENTICULAR |
| Discovery year: | 1863 |
| Operation type: | Unknown |
| Production size: | Small |
| Development status: | Past Producer |
| Production years: | 1863 - 1946 |
| Host type: | Greenstone,Schist |
| Structure: | Folds Having Amplitudes And Wave Lengths Ranging 1 - 10 Ft. System Of Cross - Faults Show Apparent Strike - Slip Displacements Of 20 Ft. These Faults Displace The Ore Body, Slickensides Were Observed With A Low Pitch. One Post - Ore Reverse Fault On The 200 Ft. Level, It Dips 55 - 60 W, Net Slip Parallel To Dip. |
| MRDS | M004880 |
| DEP | 10028080 |
| Reference | {Deposit:: GOODWIN, J. G., 1957 , LEAD AND ZINC IN CALIFORNIA; CALIF. JOUR. MINES AND GEOLOGY, VOL. 53 , NO. 394 , P. 420 .}{Deposit:: HEYL, G. R., AND ERIC, J. H., 1948 , NEWTON COPPER MINE, AMADOR COUNTY, CALIFORNIA, COPPER IN CALIFORNIA BULL. 144 ; DIV. OF MINES, P. 49 - 59 .}{Deposit:: FOLIO 11}{Production:: HEYL AND ERIC, 1948 P. 51 , (SEE REF.)} |
| Reporter | Gere, W., Fraticelli, L. A. (Albers, J.) |