| Lat / long: | 46.73629, -111.85171 |
| Primary: | Gold, Silver |
| Secondary: | Platinum, Iridium, Palladium, Gemstone, Corundum, Osmium |
| Ore: | Gold, Sapphire |
| Orebody form: | RIVER SANDS AND GRAVELS |
| Operation type: | Unknown |
| Production size: | Small |
| Development status: | Past Producer |
| Host type: | Gravel |
| MRDS | M045432 |
| DEP | 10038144 |
| Reference | {Deposit:: MERTIE, J.B., JR., ET AL, 1951, GEOL. CANYON FERRY, MONTANA: USGS BULL. 972, P. 79-80.}{Deposit:: THE NORTHERN MINER, 1994, AMERICAN GEM PRODUCING SAPPHIRES IN MONTANA: V. 80, NO. 30, P. 1, 10, 11.}{Production:: MERTIE 1951, P. 80}{Reserve-Resource:: THE NORTHERN MINER, 1994.} |
| Reporter | Blair, Will N., Orris, Greta J. |