| Lat / long: | 44.51433, -108.06292 |
| Primary: | Bentonite |
| Operation type: | Surface |
| Development status: | Past Producer |
| MAS | 560030242 |
| DEP | 10181678 |
| Reference | {Deposit:: WYO-BEN PRODUCTS OPERATED A BENTONITE MINE & MILL NORTH}{Deposit:: OF GREYBULL. EXACT LOCATION NOT KNOWN. PRODUCTION WAS 97828}{Deposit:: TONS IN 1963}{Deposit:: LOCATED IN N 1/2 OF T52N R93W OR T53N R93W}{Deposit:: WYO GEOL SURV BULL #50 1966 P12} |
| Reporter | South Dakota School of Mines |