| Lat / long: | 45.6249, -112.75089 |
| Primary: | Phosphorus-Phosphates |
| Discovery year: | 1921 |
| Operation type: | Unknown |
| Deposit type: | CHEMICAL SEDIMENT, MARINE |
| Production size: | Yes |
| Development status: | Producer |
| First production started: | 1929 |
| Structure: | CHERT, BLACKSHALE, PHOSPHORITE FACIES |
| MRDS | ISM0337 |
| DEP | 60000655 |
| Reference | {Deposit:: POPOTT, C.C. AND SERVICE, A.L., 1965: U.S. BUREAU OF MINES, REPORT OF INVESTIGATIONS 6611, P.146}{Deposit:: CATHCART, J.B., SHELDON, R.P., AND GULBRANDSEN, R.A., 1983: U.S. GEOLOGICAL SURVEY CIRCULAR 888}{Deposit:: CRESOMEN, E.R. AND SWANSON, R.W. 1967: U.S. GEOLOGICAL SURVEY, PROFESSIONAL PAPER 313-C} |