Perthite

Locality: Bumpus Quarry, Albany, Oxford Co., Maine, USA

Perthite = an intergrowth of microcline and plagioclase (albite). Specimen is 5 cm across. P. Cristofono specimen and photo. Field collected May 14, 2006 on a Maine Mineral Symposium field trip.

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Copyright © Jolyon Ralph and Ida Chau 1993-2009. 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: 28th Nov 2009 12:07:08