| Lat / long: | 44.18074, -107.5585 |
| Primary: | Gypsum-Anhydrite |
| Operation type: | Unknown |
| Development status: | Prospect |
| MAS | 560030245 |
| DEP | 10205449 |
| Reference | {Deposit:: GYPSUM FOUND IN 7 BEDS IN THE CHUGWATER FM - HYATTVILLE AREA}{Deposit:: WYO GEOL SURV BULL #50 1966 P 98} |
| Reporter | South Dakota School of Mines |