Andesite from Colorado Plateau, USA
USA | |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
(2005) Mineral Resources Data System (MRDS), US Geological Survey. | |
| Geologic Features of Capitol Reef, National Park Service, U.S. Department of the Interior |