Sphalerite from Hudson County, New Jersey, USA
USA | |
| The Minerals of NYC & Its Environs, NY Min. Club Bull. Vol. 3, No. 1, Manchester, J.G. (1931): 64. |
| Rocks & Min.: (1984):161. Manchester (1919) |
Mins. of NYC & Its Environs, Vol. 3, NY Min. Club (1931), Manchester. | |
Amer. Jour. of Sci.: 40:69-73 (1841), Bourne. | |
| Bradley D. Plotkin collection |
| Minerals of Laurel Hill, Secaucus, NJ, Facciolla, N.W. (published privately). |
Laurel Hill, Secaucus, Hudson County, New Jersey, USA