|
USA | |
| Kosnar Family collection |
| Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing. |
| [var. Iron-bearing Dolomite] Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing. |
| Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing. |
| King, Vandall T., Robinson, George W. (1989) What's New in Minerals? - Sixteenth Annual Rochester Academy of Science Mineralogical Symposium. The Mineralogical Record, 20 (5) 387-399 Rocks & Min.:62:9 Rocks & Min.:64:140-141 Rocks & Min.:65:114-149 |
| Rocks & Min. (2009):84:414-425. |
Ouray, Ouray Mining District, Ouray County, Colorado, USA