| Lat / long: | 37.07833, -106.00888 |
| Primary: | Perlite |
| Operation type: | Processing Plant |
| Development status: | Producer |
| MAS | 80210003 |
| DEP | 10214906 |
| Reference | {Deposit:: USBM YEARLY PROD TABULATIONS OWNER-OP-GREFCO,INC.}{Deposit:: OWN:OP GREFCO, INC., BOX 308, ANTONITO 1976} |
| Reporter | Intermountain Field Operations Center (IFOC) |