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Microcline

The blue-green variety of microcline (a feldspar), amazonite is found exclusively in pegmatite deposits. It is popular for use in beads and carvings. The chemical composition of amazonite is AlSi3O8.

Group: Silicates
Image Number: 95-40140
Catalog Number: 170972

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Smithsonian National Museum of Natural History Geology, Gems, and Minerals Subject Guide Credits