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Calcite & Quartz

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PCZ721130

Calcite & Quartz

Ex. Peter Seroka collection

Description Tabs

Description
Locality: 
Boldut Mine, Cavnic, Maramureș County, Romania
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
9 × 5.7 × 4.4 cm
Description

Attractive milky white balls of calcite up to 1.3cm across attractively scattered across sharp, transparent, refletive quartz crystals. The reverse is more of the same but with only one calcite ball and a couple of chalcopyrite crystals. 

A specimen collected around the year 2000.

Minor: 
Pyrite
Condition
General: 
Fair - locality specimen
Main Display: 
Fair - some broken crystals
Main Crystal: 
Good - some slight marks
Mineral Data
What's on the rock

Calcite

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

Quartz

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