| Lat / long: | 37.96102, -120.75018 |
| Primary: | Copper, Zinc |
| Secondary: | Gold, Silver, Lead |
| Ore: | Chalcopyrite, Pyrite, Sphalerite |
| Gangue: | Barite, Calcite, Chlorite, Quartz |
| Orebody form: | POD/LENS |
| Operation type: | Unknown |
| Deposit type: | Replacement |
| Production size: | Small |
| Development status: | Past Producer |
| Production years: | 1888 - 1916 , 1917 - 1945 |
| Host type: | Greenstone,Schist,Felsic Volcanic Rock |
| Associated type: | Diabase |
| Structure: | Folds, Faults |
| Alteration processes: | Sericitization, Kaolinization, Silicification, And Pyritization. |
| MRDS | M005704 |
| DEP | 10102614 |
| Reference | {Deposit:: CLARK, W. B. AND LYDON, P. A., 1962 , MINES AND MINERAL RESOURCES OF CALAVERAS COUNTY, CALIFORNIA; COUNTY REPORT 2 ; CALIF. DIV. MINES AND GEOLOGY, P. 31 - 32 .}{Deposit:: HEYL, G. R., 1948 , ZINC - COPPER MINES OF THE QUAIL HILL AREA, CALAVERAS COUNTY, CALIFORNIA; COPPER IN CALIFORNIA BULL. 144 ; DIV. OF MINES, P. 112 - 122 .}{Production:: HEYL, G. R., 1948 , P. 114 (SEE REF.)} |
| Reporter | Gere, W., Fraticelli, L. A. (Albers, J.) |