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Dolomite On Quartz

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CR144544

Dolomite On Quartz

Description Tabs

Description
Locality: 
Baia Sprie Mine, Baia Sprie, Maramureș County, Romania
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.5 × 6.3 × 3.8 cm
Description

This is truely a very beautiful specimen of longprismatic quartz crystals partly covered by sparkling, palebrown dolomite crystals.

A pristine and attractive specimen from Hoffmann collection.

Mineral Data
What's on the rock

Dolomite

Formula: 
CaMg(CO3)2
Strunz: 
5.AB.10
Crystal System: 
Trigonal - Rhombohedral
Hardness: 
3.5 - 4.0
Streak: 
White

Quartz

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