| Lat / long: | 41.78124, -122.028 |
| Primary: | Pumice |
| Operation type: | Surface |
| Development status: | Producer |
| MRDS | W025821 |
| MAS | 60931532 |
| DEP | 10166057 |
| Reference | {Deposit:: MESA,IDENTIFICATION NO 04-02666, 11-4-75,PHOENIX,ARIZONA:}{Deposit:: OFF HWY 97 AT HORSETHIEF BUTTE} |
| Reporter | Western Field Operations Center (WFOC) |