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USA | |
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| Samuel Robinson (1825) A Catalogue of American Minerals, with their localities. Boston |
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| Januzzi, Ronald E. (1994), Mineral Data Book - Western Connecticut and Environs. The Mineralogical Press, Danbury, Connecticut. |
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| Shepard, Charles U. (1851): On new localities of American minerals. American Association for the Advancement of Science Proceedings 4th Meeting: 319. (see also American Journal of Science (1851): series 2, 12: 220). |
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| Januzzi, Ronald E. (1976): Mineral Localities of Connecticut and Southeastern New York State. The Mineralogical Press, Danbury, Connecticut: 192-201. |
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| Agar, William M. (1933), Notes on the Danbury granodiorite gneiss. American Journal of Science: series 5, 25: 1-19. |
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| Brown, Samuel C. (1930): Mineral Collecting In Southwestern Connecticut. Rocks & Minerals, vol. 5, no. 1, p. 13. |
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| Januzzi, Ronald E. (1976): Mineral Localities of CT and Southeastern NY State. The Mineralogical Press, Danbury, Connecticut. |
- Weston (also: Easton; Trumbull; Fairfield)
| Meteoritics, vol. 11, June 30, 1976, p. 111-130. |
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| Schooner, Richard. (1958): The Mineralogy of the Portland-East Hampton-Middletown-Haddam Area in Connecticut (With a few notes on Glastonbury and Marlborough). |
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| Schooner (1958); Schooner (1961) |