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Dakota Matrix Minerals
Updated weekly, for the collector, educator, and researcher since 1996
Extensive Inventory of very Rare Minerals. Visa and Mastercard are Welcome
Augite, Calzirtite, Richterite
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| Mineral: | Augite: (Ca,Na)(Mg,Fe,Al,Ti)(Si,Al)2O6 Calzirtite: CaZr3TiO9 Richterite: Na(CaNa)(Mg,Fe++)5[Si8O22](OH)2 | ||||
| Comments: | Gray irregular grain of calzirtite (see arrow) in fibrous augite with dark red richterite. | ||||
| Location: | Jacupiranga Mine, Cajati, Sao Paulo, Brazil. | ||||
| Scale: | See Photo. | ||||
| Copyright: | © Jeff Weissman / Photographic Guide to Mineral Species | ||||
| Counter: | This Image has been shown 1402 times | ||||
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