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Augite, Tuscanite
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| 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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