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| Miller, 1971. RI Minerals & Their Locations |
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| AmMin 12:427-436 (1927) |
| Miller. C. E. (1971) Rhode Island Minerals and Their Locations, University of Rhode Island, Kingston |
| Samuel Robinson (1825) A Catalogue of American Minerals, with their localities. Boston Miller, 1971. RI Minerals & Their Locations |
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| Matthew R. Kimball |
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| Miller, 1971. RI Minerals & Their Locations |
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| 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. (1971) Rhode Island Minerals and Their Locations, O. D. Hermes, Ed., University of Rhode Island, Kingston |
| AmMin 11:334-340 |
| Rocks & Minerals 61:281-284 |
| Miller. C. E. (1971) Rhode Island Minerals and Their Locations, University of Rhode Island, Kingston Rocks & Min.: 22:110. |
| Miller, C. E. (1971) Rhode Island Minerals and Their Locations, O. D. Hermes, Ed., University of Rhode Island, Kingston |
| Miller. C. E. (1971) Rhode Island Minerals and Their Locations, University of Rhode Island, Kingston |
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| Miller. C. E. (1971) Rhode Island Minerals and Their Locations, University of Rhode Island, Kingston |
| AmMin 22:279 |
| Miller, C. E. (1971) Rhode Island Minerals and Their Locations, O. D. Hermes, Ed., University of Rhode Island, Kingston |
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| Michael W. Kieron collection |
| Rocks & Minerals (1986) 61:264-275 |
| Am. Min. 11 pp. 334-340 |
| AmMin 11:334-340 |
| Rocks & Minerals (1986): 61: 286-289 |
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| Rocks & Min.: 15: 310 17:250. |
| George, Gilbert (1969). Latest Finds at Roadcuts in RI (Micromounters of New England Newsletter, Dec. 1969). |
| Museum of Natural History, Roger Williams Park (Providence, RI) specimens |
| 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 |
| Samuel Robinson (1825) A Catalogue of American Minerals, with their localities. Boston |
| Manke, Bryan (2009), personal communication to Mindat.org. |
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| Overstreet, 1967. USGS Prof. Pap. 530.] |
| P. Cristofono collection, 2014 |
Beavertail State Park, Jamestown, Newport County, Rhode Island, USA