| Lat / long: | 38.52433, -122.49273 |
| Primary: | Stone |
| Ore: | Obsidian |
| Operation type: | Unknown |
| Production size: | None |
| Development status: | Occurrence |
| MRDS | M010788 |
| DEP | 10092390 |
| Reference | {Deposit:: CALIF. JOUR. V. 44, NO. 2, APRIL 1948, PP. 169-170}{Deposit:: REPT. 40, JULY 1944, P. 304} |
| Reporter | Gere, W. |