Tuscanite Augite Image

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Augite, Tuscanite

Large Augite Image

Mineral:

Augite: (Ca,Na)(Mg,Fe,Al,Ti)(Si,Al)2O6
Tuscanite: K(Ca,Na)6(Si,Al)10O22(SO4,CO3,(OH)2)·(H2O)

Comments:

Translucent tuscanite microcrystal in in vug in low-Fe augite (var. fassaite).

Location:

Pitigliano Quarry, Grosseto, Tuscany, Italy.

Scale:

See Photo.

Copyright:

© Jeff Weissman / Photographic Guide to Mineral Species

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