Perthite Gallery

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Perthite
	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.
© 2006 Peter Cristofono	Photo ID: 61863 View Count: 858
Perthite
	Waisanen Quarry (Tamminen-Waisanen Quarry), Greenwood, Oxford Co., Maine, USA 6 cm piece of perthite (microcline/albite intergrowth). P. Cristofono specimen and photo, field-collected 2006.
© 2006 Peter Cristofono	Photo ID: 65737 View Count: 309
Perthite
	Royalston, Worcester Co., Massachusetts, USA Specimen is 22 mm long. P. Cristofono specimen and photo, field collected in 2008.
© 2008 Peter Cristofono	Photo ID: 168533 View Count: 112
Perthite
	Palermo No. 1 Mine (Palermo #1 pegmatite), Groton, Grafton Co., New Hampshire, USA 4 cm wide piece of perthite - an intergrowth of microcline and albite. P. Cristofono specimen and photo, field collected 2006.
© 2006 Peter Cristofono	Photo ID: 62991 View Count: 270

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