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Calcite & Montmorillonite

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AKP960687

Calcite & Montmorillonite

Description Tabs

Description
Locality: 
Nowa Wioska, Siewierz, Będzin County, Silesian Voivodeship, Poland
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
7.5 × 7.5 × 4.5 cm
Weight: 
266.00gr
Description

Calcite crystals with montmorillonite inclusions on dolomite.

Mineral Data
What's on the rock

Calcite

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

Montmorillonite

Formula: 
(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2·nH2O
Strunz: 
9.EC.40
Hardness: 
1.0 - 2.0
Streak: 
white
Type Locality: 
Montmorillon, Vienne, Poitou-Charentes, France

Seller Information

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