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Scolecite & Calcite

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RHT660834

Scolecite & Calcite

Description Tabs

Description
Locality: 
Karur District, Tamil Nadu, India
Class: 
Combination
Size Range: 
Cabinet (10-18 cm)
Size: 
11.5 × 11 × 5 cm
Description

Not-so-common combination of pale beige-brownish calcite on acicular, snow-white scolecite crystals.

Mineral Data
What's on the rock

Scolecite

Formula: 
CaAl2Si3O10·3H2O
Strunz: 
9.GA.05
Hardness: 
5.0 - 5.5
Streak: 
white

Calcite

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