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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 |
| 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 Canfield (1889). |
| Mins. of NYC & Its Environs, NY Min. Club., Vol. 3 (1931), edited by J.G. Manchester |
| 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 |
| NJ State Geol. Ann. Rpt. (1856): 175. |
| Rocks & Min.: 59:157-183, Peters, Joseph J. (1984). American Muiseum of Nat. History, NY, specimen(s) Paterson, NJ, Museum specimens |
| collected by David Bernstein- 10/2009 |