| Directional orientation here is roughly due north from the upper Miocene Disaster Peak Formation fossil locality. Sierra Nevada granitic basement complex spreads to the horizon. Peak at upper left is developed in late Miocene andesite volcanics. |
| Directional orientation here is roughly due north from the upper Miocene Disaster Peak Formation fossil locality. Sierra Nevada granitic basement complex spreads to the horizon. Peak at upper left is developed in late Miocene andesite volcanics. |