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Calcite & Celadonite

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ESM725224

Calcite & Celadonite

Description Tabs

Description
Locality: 
Iraí, Rio Grande do Sul, Brazil
Class: 
Combination
Size Range: 
Small cabinet (7-10 cm)
Size: 
3.3 × 8.5 × 6.5 cm
Description

A group of scalenohedral milky calcite crystals on green celadonite

Mineral Data
What's on the rock

Calcite

Polymorph of: 
Formula: 
CaCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.0
Streak: 
White

Celadonite

Formula: 
K(Mg,Fe2+)Fe3+(Si4O10)(OH)2
Strunz: 
9.EC.15
Hardness: 
2.0
Type Locality: 
Planitz, Zwickau, Saxony, Germany