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USA | |
| Januzzi, Ron E., Seaman, David M. (1976) Mineral Localities of Connecticut and Southeastern New York State and Pegmatite Minerals of the World. The Mineralogical Press, Danbury, Connecticut, USA. |
| [var. Topazolite] Dana, Edward S. (1877) On the occurrence of Garnets with the Trap of New Haven, Connecticut. American Journal of Science: s3-14(81): 215-218. |
| Yale Peabody Museum collection |
| Dana, Edward S. (1877) On the occurrence of Garnets with the Trap of New Haven, Connecticut. American Journal of Science: s3-14(81): 215-218. |
| Focus on Fort Lee - A Key and Guide to the Minerals of Fort Lee. |
| John H. Betts (2009) "The minerals of New York City", Rocks & Minerals, 84, 204-240. |
Mill Rock, Hamden, New Haven County, Connecticut, USA