Muscovite from La Plata County, Colorado, USA
USA | |
| Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing. |
| [var. Sericite] Singer, D.A., Berger, V.I., Moring, B.C. (2008) Porphyry copper deposits of the world: Database and grade and tonnage models, 2008. Open-File Report 2008-1155 |
[var. Sericite] (2005) Mineral Resources Data System (MRDS), US Geological Survey. | |
[var. Sericite] (2005) Mineral Resources Data System (MRDS), US Geological Survey. | |
[var. Sericite] Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing. | |
| [var. Sericite] USGS Bull 1434 |
[var. Sericite] (2005) Mineral Resources Data System (MRDS), US Geological Survey. |