Zoisite from Fremont County, Colorado, USA
USA | |
| [var. Thulite] Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing. |
| [var. Thulite] (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
(2005) Mineral Resources Data System (MRDS), US Geological Survey. | |
| Am Min 35:173-184 |