Muscovite from selected localities.
USA | |
| [var: Sericite] Morris Jr., T. (1983) Michigan Mineralogy: A Locality Index. Rocks & Minerals: 58(3): 109. |
| [var: Sericite] USGS PP144 |
| [var: Sericite] Morris Jr., T. (1983) Michigan Mineralogy: A Locality Index. Rocks & Minerals: 58(3): 109. |
| [var: Sericite] Mineralogy of Michigan (2004) Heinrich & Robinson |