Portsmouth, Newport Co., Rhode Island, USA

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References:
Quinn, A. W. and H. D. Glass (1958): Rank of coal and metamorphic grade of rocks of the Narragansett Basin of Rhode Island in Economic Geology 53(5): 563-576).

Rutstein, Martin (1979): Fibrous intergrowths of cross muscovite and cross chlorite from shear zones of Pennsylvanian carbonaceous rocks in Rhode Island in American Mineralogist64:151-255.

Mineral list contains entries from the region specified including sub-localities

Mineral List:

42 entries listed. 19 valid minerals.

Localities in this Region:


USA
Rhode Island Newport Co. Portsmouth Case Coal mine (Mount Hope Coal mine)
Corys Lane prospect
Dyer Island
Hummock Granite quarry
Mitchell mine
New England Coal mine (Aquidneck Coal mine)
Priory prospect
Taunton Copper Company Coal mines (Portsmouth Coal mine)

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 register so you can add to our database!

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Copyright © Jolyon Ralph and Ida Chau 1993-2009. Jobs in Rhode Island, USA Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them.Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. If you would like to add information to improve the quality of our database, then click here to register. Current server date and time: 24th Nov 2009 00:21:01