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USA | |
| AmMin 11:334-340 |
| Miller, C. E. (1971) Rhode Island Minerals and Their Locations, O. D. Hermes, Ed., University of Rhode Island, Kingston |
| |
| Miller, C.E. (1972) Rhode Island Minerals and Their Locations. O.D. Hermes, ed. Kingston, RI. |
| Fisher, L.W., Gedney, E.K. (1926) Notes on the Mineral Localities of Rhode Island. I. Providence County. American Mineralogist 11(12), 334-340. |
| Samuel Robinson (1825) A Catalogue of American Minerals, with their localities. Boston |
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| Rocks & Minerals (1986) 61:264-275 Michael W. Kieron coll. |
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| Am. Min. 11 pp. 334-340 |
| Rocks & Minerals (1986): 61: 286-289 Michael W. Kieron collection |
| Miller, C. E. (1971) Rhode Island Minerals and Their Locations, O. D. Hermes, Ed., University of Rhode Island, Kingston Rocks & Min.: 20:463-464. |
| Rocks & Min.: 17:250. |
| Rocks & Min.: 20:464. |
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| Morrill, Phillip and Willow Stone Winslow, Jr. (1969), Rhode Island Mines and Minerals. Privately published. |
| Miller, C. E. (1971) Rhode Island Minerals and Their Locations, University of Rhode Island, Kingston Rocks & Min.: 20:464 61:266. |
| Michael W. Kieron |
Cranston, Providence County, Rhode Island, USA