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Portsmouth, Newport Co., Rhode Island, USA

Latitude: 41°36'14"N
Longitude: 71°15'40"W
Portsmouth is a town, established in 1638.

Mineral List

Mineral list contains entries from the region specified including sub-localities
Calcite
Chalcopyrite
'Chlorite Group'
Copiapite ?
Goethite
Graphite
Gypsum
Halite
Hematite
Ilmenite
Microcline
Muscovite
Ottrélite
'Prochlorite'
Pyrite
Quartz
var: Agate
Siderite
Staurolite
Sulphur
Tremolite


25 entries listed. 18 valid minerals.

Localities in this Region

USA

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. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.

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.

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Copyright © Jolyon Ralph and Ida Chau 1993-2012. 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. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register.
Current server date and time: 2nd Feb 2012 18:00:47
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