Mostly Late Proterozoic schist with some marble and granite. Gash veins in the granite contain an occasional beryl.
Mineral List
38 entries listed. 35 valid minerals.
The above list contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please
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References
Morse, Jedidiah, ed. (1797): The American Gazetteer.
Robinson, Samuel (1825): A Catalogue of American Minerals, with Their Localities, pp.82-84.
Emerson, B. K. (1917): Geology of Massachusetts and Rhode Island, p.28.
Fisher, L. and Gedney E. (1926): Notes on the Mineral Localities of Rhode Island. Providence County. (American Mineralogist 11:334-340)
Quinn, A. and Young, J., (1937): Minerals and Associated Rocks at Copper Mine Hill, Rhode Island (American Mineralogist 22:279-289).
Dixon, A. M. (1947): A Trip to Copper Mine Hill, R.I. (Rocks & Minerals 22:1024-1025).
Gregory, Gardiner. (1966): Minerals of Copper Mine Hill, Cumberland, R.I. (Rocks & Minerals 41:810-815).
Monahan, Marianne (1975): Collecting at Sneech Pond, Cumberland, Rhode Island (Rocks & Minerals 50:413)
Eckert, Allan W. (1997): The World of Opals, p. 346.
Mineral and Locality Search
