Latitude: 42°0'30"N
Longitude: 71°25'0"W
Mississippian or Devonian hypersolvus alkali granite.
References
Bjareby, Gunnar (1964): Letter quoted in Yedlin, Neal: The Micromounter (
Rocks and Minerals 40:266-267, April 1965).
Gems & Minerals:395 (1970).
Miller, C. E. (1971) Rhode Island Minerals and their Localities, O. D. Hermes, Ed., University of Rhode Island, Kingston
Rocks & Minerals (1986) 61:264-275
Mineral List
36 entries listed. 29 valid minerals.
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