Pentagonite Image

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The Mineral News newsletter has expanded to sixteen (16) pages a month and it has added significant features such as frequent book reviews, photographs to supplement new mineral descriptions. Occasional color issues are produced as well.

John Betts - Fine Minerals, New York. Dealers of Fine Minerals and Natural Crystal Clusters since 1989. We buy rock collections, we buy gem collections, we buy mineral collections.

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Pentagonite

Large Pentagonite Image

Mineral:

Pentagonite: Ca(VO)Si4O10·4(H2O)

Comments:

Blue, crystalline aggregate of pentagonite on zeolite.

Location:

Wagholi quarries, Poona, India.

Scale:

Grain size 1.2 cm.

Copyright:

© Tom Loomis / Dakota Matrix

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