| Lat / long: | 38.34251, -106.16282 |
| Tertiary: | Aluminum, Titanium, Metal |
| Ore: | Alunite, Rutile |
| Gangue: | Jasper, Quartz |
| Operation type: | Unknown |
| Production size: | None |
| Development status: | Occurrence |
| Host rock: | Porphyry Peak Rhyolite |
| Host type: | Rhyolite |
| Associated rock: | Porphyry Peak Rhyolite |
| Associated type: | Rhyolite |
| Structure: | Sawatch Range, San Juan Volcanic Field, Rio Grande Rift, Bonanza Caldera |
| Tectonic: | Central Cordillera (Southern Rocky Mtns) |
| Alteration processes: | Silicification; Intense Solfataric Alteration |
| MRDS | D008956 |
| DEP | 10012933 |
| Reference | BURBANK, W.S., 1932, GEOLOGY AND ORE DEPOSITS OF THE BONANZA MINING DISTRICT, COLORADO: USGS PROF. PAPER 169, P |
| Reporter | Schwochow, Stephen D. |