| Lat / long: | 37.93212, -122.52939 |
| Primary: | Stone, Crushed/Broken |
| Operation type: | Unknown |
| Production size: | None |
| Development status: | Occurrence |
| MRDS | M009195 |
| DEP | 10092339 |
| Reference | CALIF. JOUR. MINES & GEOL. V. 51, NO. 3, JULY 1955, P. 243-44, 286, PL. |
| Reporter | Gere, W. |