| Lat / long: | 41.88331, -87.62502 |
| Primary: | Graphite |
| Operation type: | Processing Plant |
| Development status: | Producer |
| MAS | 170319008 |
| DEP | 10266038 |
| Reference | {Deposit:: MANUFACTURED GRAPHITE}{Deposit:: POR IS CHICAGO IL}{Deposit:: MINERALS YEARBOOK,1977; PAGE 2}{Deposit:: ILL MFG DIR 1980 P930--PRODUCER OF BULK GRAPHITE} |
| Reporter | Eastern Field Operations Center (EFOC) |