| Title | Looking south to the San Juan Mountains from U.S. 550, 15 miles south of Montrose, Colorado |
| Description | View of San Juan Mountains, from 15 miles south of Montrose. These mountains are mostly Tertiary volcanics although two of the higher peaks (Mt. Sneffels, and Wetterhorn) are Tertiary intrusions. |
| Chronostratigraphy | Tertiary |
| Geologic province | San Juan Mountains |
| Location | USA ▹ Colorado ▹ Montrose. Near Montrose. |
| Photographer | Dexter Perkins. 1999. |
| Collection | E191030993F-10. |
| Key words | Tertiary, San Jaun Mountains |
| Tech details | 230 KB. Vista. Canon EOS Rebel, 55mm, Kodak Elite Chrome 100 ASA. |
| GeoDIL number | 1744 |
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