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Topaz


Topaz : Al2[(F,OH)2|SiO4]

Photo Copyright © Dott. Geol. Marco Barsanti - geoman1@tin.it  - This image is copyrighted. Unauthorized reproduction prohibited.
Locality: Funtanafigu Quarry, Marrubiu, Mt. Arci, Oristano Province, Sardinia, Italy
This is a 1 mm colorless topaz crystal into a riolitic cavity, from Mt. Arci Volcanic complex, Sardinia - Summer 1983

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