| Lat / long: | 56.24927, -158.95245 |
| Primary: | Molybdenum, Copper, Gold, Silver |
| Ore: | Chalcopyrite, Gold, Molybdenite, Pyrite |
| Operation type: | Unknown |
| Development status: | Occurrence |
| Host rock: | Naknek Formation;Naknek Formation;Naknek Formation |
| Host type: | Siltstone |
| Associated rock: | Naknek Formation;Naknek Formation;Naknek Formation |
| Associated type: | Diorite |
| Alteration processes: | Secondary biotite is present within the copper-bearing areas and beyond. Chlorite is present throughout the area in all rock types. Sericite is present as veinlet selvages and within the higher sulfide areas on the periphery of the system. Other periphery alteration minerals include epidote, kaolinite, montmorillonite, and pyrophyllite. |
| MRDS | A012447 |
| DEP | 10001669 |
| Reference | {Deposit:: Fields, E.D., 1977, 1976 Annual report: Alaska search, Chignik area-Bristol Bay region: Bear Creek Mining Company, 44 p., 22 map sheets. (Report held by the Aleut Corporation, Anchorage, Alaska.)}{Deposit:: Cox, D.P., Detra, D.E., and Detterman, R.L., 1981, Mineral resource maps of the Chignik and Sutwik Island quadrangles, Alaska: U.S. Geological Survey Miscellaneous Field Studies Map MF- 1053-K, 2 map sheets, scale 1:250,000.} |
| Reporter | S.H. Pilcher |