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Harmotome, Brewsterite, Calcite


Harmotome : (Ba0.5,Ca0.5,K,Na)5[Al5Si11O32] ·12H2O, Brewsterite, Calcite : CaCO3

Photo Copyright © 2000-2001 by John H. Betts. All Rights Reserved.
This photo, and many others, have been provided by John Betts Fine Minerals - http://www.johnbetts-fineminerals.com - For more fine minerals click here.  - This image is copyrighted. Unauthorized reproduction prohibited.
Locality: Whitesmith Mine, Strontian, North West Highlands (Argyllshire), Scotland, UK
Yellow-brown calcite crystals to 2 cm almost completely covered with sparkling white harmotome and brewsterite crystals to 1 mm. Very attractive specimen - no damage. Overall size of mineral specimen: 6x4x3 cm. Size of individual crystals: 1-20 mm.

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