|
USA | |
| 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 |
| Christopher O'Neill |
| Sclar, C. B., & Benimoff, A. I. (1993). An occurrence of magmatic sphalerite, Graniteville quarry, Staten Island, New York. Canadian Mineralogist, 31, 691-691. |
| Observed, David S. Bernstein- Feb. Of 2012 Excalibur Mineral Co. specimens |
| King, Van (n.d.) Personal communcation. |
| Observed, David S. Bernstein- Feb. Of 2012 |
Clove Lake park, Staten Island, New York City, New York, USA