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Ashcroftine-(Y)


Ashcroftine-(Y) : K5Na5(Y,Ca)12Si28O70(OH)2(CO3)8·8H2O

Photo Copyright © Jonathan Z. Levinger  - This image is copyrighted. Unauthorized reproduction prohibited.
Locality: Poudrette quarry (Demix quarry; Uni-Mix quarry; Desourdy quarry), Mont Saint-Hilaire, Rouville RCM, Montérégie, Québec, Canada
this 40 mm specimen is probably the best Ascroftine-(Y) in my collection, from Jean Pierre Beckerich.

This Photo was Mindat.org Photo of the Day - 20th Jan 2008

This photo has been shown 531 times



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