| Lat / long: | 48.58202, -122.72265 |
| Primary: | Chromium |
| Tertiary: | Platinum |
| Ore: | Chromite |
| Gangue: | Serpentine |
| Orebody form: | VEINLETS AND POCKETS, DISSEMINATED |
| Operation type: | Unknown |
| Production size: | Small |
| Development status: | Past Producer |
| First production started: | 1917 |
| Last production ended: | 1918 |
| Host type: | Dunite |
| Associated rock: | Fidalgo Complex |
| Associated type: | Peridotite |
| Structure: | San Juan Thrust |
| Tectonic: | Accreted Terrane |
| Alteration processes: | Dunite Has Been Serpentinized |
| MRDS | M700343 |
| DEP | 10047970 |
| Reference | {Deposit:: HUNTTING, M.T., 1956, INVENTORY OF WASHINGTON MINERALS - PART II, METALLIC MINERALS: WASHINGTON DIVISION OF MINES AND GEOLOGY BULLETIN 37, V. 1, P. 39.}{Deposit:: PARDEE, J.T., 1929, PLATINUM AND BLACK SAND IN WASHINGTON, IN CONTRIBUTIONS TO ECONOMIC GEOLOGY 1928: U.S. GEOLOGICAL SURVEY BULLETIN 805, P. 9-10.}{Deposit:: DERKEY, R.E., JOSEPH, N.L., AND LASMANIS, RAYMOND, 1990, METAL MINES OF WASHINGTON - PRELIMINARY REPORT: WASHINGTON DIVISION OF GEOLOGY AND EARTH RESOURCES OPEN-FILE REPORT 90-18, P. 333.}{Production:: HUNTTING, 1956} |
| Reporter | Lawson, William A. (Evarts, Russell C.), Peterson, Jocelyn A. |