Muscovite from Town of Highlands, Orange County, New York, USA
USA | |
| [var. Sericite] New York State Museum Bull. Nos. 249-250 (Sep-Oct 1921), Magnetic Iron Deposits of SE NY, Clarke, John M.: Index Map, 103. |
USA | |
| [var. Sericite] New York State Museum Bull. Nos. 249-250 (Sep-Oct 1921), Magnetic Iron Deposits of SE NY, Clarke, John M.: Index Map, 103. |