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USA | |
| Robinson (1825) A Catalogue of American Minerals, With Their Localities Hitchcock, Edward. (1823): A Sketch of the Geology, Mineralogy, and Scenery of the Regions contiguous to the River Connecticut. AJS Vol 6. p. 213. |
| Joe Webb Peoples Museum, Exley Science Center, Wesleyan University, Middletown, Connecticut. |
| Foye, Wilbur G. (1922) Mineral localities in the vicinity of Middletown, Connecticut. American Mineralogist, 7 (1) 4-12 LMSCC Newsletter, Sept. 2005 |
| David Busha collection |
| Scovil, Jeffrey A. (1992): Famous Mineral Localities: the Gillette Quarry, Haddam Neck, Connecticut. (Mineralogical Record, 23(1):19-28.) |
| Shepard (1837) |
- White Rock Mining District
| Moritz, Harold (n.d.) Personal Communication. |
| Foye (1922) Zodac (9141) Rocks & Min.: 16: 164-167. |
| Schooner, Richard. (1958): The Mineralogy of the Portland-East Hampton-Middletown-Haddam Area in Connecticut (With a few notes on Glastonbury and Marlborough). Published by Richard Schooner Ralph Lieser of Pappy’s Beryl Shop, East Hampton and Howard Pate of Fluorescent House, Branford, Connecticut. |
| Zodac (1941)Rocks & Min.: 16:164-165. |
Andrews Quarry, Portland, Middlesex County, Connecticut, USA