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Quartz & Calcite

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MGR969016

Quartz & Calcite

Classic Locality

Description Tabs

Description
Locality: 
Cavnic Mine, Maramureș County, Romania
Class: 
Crystals on Matrix
Size Range: 
Museum (18cm plus)
Size: 
20 × 8.7 × 6.3 cm
Description

Exceptional matrix specimen from Cavnic. A 20cm high quartz crystal in awesome quality which is even accompanied with a partial layer of also crystallised calcite. The calcite is embedding the quartz in a really nice way giving the specimen an even more unique and special appearence.

Mineral Data
What's on the rock

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Crystal System: 
Trigonal
Hardness: 
7.0
Streak: 
White

Calcite

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