Title | Epidosite from Texas Creek, Colorado, USA |
Description | This sample of the Idaho Springs Formation is nearly entirely epidote, Ca2(Al,Fe)3(SiO4)3(OH). The minor white material is plagioclase. Most of the epidote was probably plagioclase before it was altered by flowing groundwaters. |
Location | USA ▹ Colorado. Near Texas Creek. Texas Creek. |
Photographer | Mike Davis. 2001-04-24. |
Collection | Ward’s Collection of Classic North American Rocks #98. |
Key words | epidosite, epidote, Colorado |
Tech details | 856 KB. Hand specimen. Fujifilm FinePix S1Pro digital camera, 60mm Nikon AF micro lens. |
GeoDIL number | 370 |
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