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Calzirtite & Augite

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ESM202729

Calzirtite & Augite

Description Tabs

Description
Locality: 
Jacupiranga Mine, Cajati, Sao Paulo, Brazil
Size Range: 
Miniature (4.5-7 cm)
Size: 
5 × 6 × 3.5 cm
Description

Calzirtite and augite crystals on phlogopite

Mineral Data
What's on the rock

Calzirtite

Formula: 
CaZr3TiO9
Strunz: 
4.DL.10
Hardness: 
6.0 - 7.0
Type Locality: 
Gornoozerskii carbonatite complex (Gornoe Ozero), Aldan province, Khabarovskiy Kray, Far-Eastern Region, Russia

Augite

Formula: 
(Ca,Na)(Mg,Fe2+,Al,Fe3+,Ti)[(Si,Al)2O6]
Strunz: 
9.DA.15
Crystal System: 
Monoclinic
Hardness: 
5.5 - 6.0