| Lat / long: | 37.57397, -88.40924 |
| Tertiary: | Fluorine-Fluorite |
| Operation type: | Underground |
| Development status: | Past Producer |
| MAS | 170690027 |
| DEP | 10217418 |
| Reference | {Deposit:: WELLER M J ET AL GEOLOGY OF THE FLUORSPAR DEPOSITS OF ILLINO}{Deposit:: ILL STATE GEOL SUR BULL 76 1952 P 135}{Reserve-Resource:: BURMEISTER, H. L. KNOX AND YINGLING FLOURITE MINES, HARDIN}{Reserve-Resource:: COUNTY, ILLINOIS. BUMINES RI 4856, 1952, 8 PP.} |
| Reporter | Eastern Field Operations Center (EFOC) |