Muscovite from Bessie G Mine, La Plata Mining District (California Mining District), La Plata County, Colorado, USA
USA | |
| [var. Sericite] (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
USA | |
| [var. Sericite] (2005) Mineral Resources Data System (MRDS), US Geological Survey. |