Silver from New York, USA
USA | |
| NY State Museum spec. no. 18699 |
| Mineral News (2000) 16:4 pp1,5 |
| NY State Museum spec. no. 15187 |
| Manchester, James G. (1931) The Minerals of New York City and its Environs. Bulletin of the New York Mineralogical Club Vol. 3 (1) New York Mineralogical Club |
Stearns, Charles (1852): The First Mining Operations in North America. Merchant's Magazine, vol. 27, pp. 747-749. |