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| AmMin 12:427-436 |
| AmMin 12:427-436 (1927) |
| Miller, C. E. (1971) "Rhode Island Minerals and Their Locations," University of Rhode Island, Kingston. |
| AmMin 12:427-436 (1927) |
| 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 |
| Miller, 1971. RI Minerals & Their Locations |
| Michael Kieron collection |
| AmMin 11:334-340 |
| Rocks & Min.: 17:51. |
| Rocks & Min.:61:266. |
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| 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. (1972) Rhode Island Minerals and Their Locations. O.D. Hermes, ed. Kingston, RI. |
| Rocks & Minerals (1986) 61:264-275 Rocks & Minerals (1986): 61: 286-289 Miller, C.E. (1971) Rhode Island Minerals and Their Locations, O. D. Hermes, Ed., University of Rhode Island, Kingston |
| Rocks & Minerals (1986) 61:264-275 |
| Gems & Minerals 395 (August, 1970). |
| AmMin 22:279 |
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| Michael W. Kieron (Personal Observation) |
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| [var. Specularite] Samuel Robinson (1825) A Catalogue of American Minerals, with their localities. Boston |
| P Cristofono collection |
| George, Gilbert (1972). Latest Finds at Rhode Island Road Cuts(Micromounters of New England no. 17, Feb. 1972). |
| AmMin 11:334-340 |
| Rocks & Minerals (1986): 61: 286-289 |
| Michael W. Kieron collection |
| Miller, C. E. (1971) Rhode Island Minerals and Their Locations, University of Rhode Island, Kingston |
| Michael W. Kieron |
| Kieron, Michael W. (2003), personal communication to Mindat.org. |
| Michael Kieron collection |
| Michael W. Kieron collection |
| Rocks & Minerals (1955) 30:374 |
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Conklin Quarry, Lime Rock, Lincoln, Providence County, Rhode Island, USA