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Calcite & Chalcedony

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MGR933284

Calcite & Chalcedony

Description Tabs

Description
Locality: 
Jalgoan Quarries, Maharashtra, India
Class: 
Combination
Size Range: 
Small cabinet (7-10 cm)
Size: 
8.7 × 7.4 × 4.5 cm
Description

What a cool specimen. This esthetic beauty consists of a body of chalcedony which is completely covered in numerous calcite crystals. The form is really cracy like an ice cone and it sits perfectly at the top center of the specimen.

Mineral Data
What's on the rock

Calcite

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

Chalcedony

Variety Of: 

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Hardness: 
7.0
Hardness: 
6.5 - 7.0
Streak: 
White
Type Locality: 
Kadıköy (Chalcedon), Istanbul Province, Marmara Region, Turkey