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| Weber, Marcelle H., Sullivan, Earle C. (1995) Connecticut Mineral Locality Index. Rocks & Minerals, 70 (6) 396-409 doi:10.1080/00357529.1995.11761569
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.
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| J. Zolan Collection |
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| Harte, Charles Rufus, Connecticut's Iron And Copper, Part One, 60th Annual Report of the Connecticut Society of Civil Engineers, (1944) |
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| Shepard, Charles U. (1837): Report on the Geological Survey of Connecticut. B. L. Hamlem, New Haven. |
Copper Valley Mine, Cheshire, New Haven County, Connecticut, USA