Stilbite Subgroup from Cortlandt Township, Westchester County, New York, USA
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 |
| The New York State Museum Catalog No. 2098 |
Anthony's Nose, Cortlandt Township, Westchester County, New York, USA