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Quartz Over Calcite

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RAF721990

Quartz Over Calcite

Fluorescent

Description Tabs

Description
Locality: 
NChwaning II Mine, Kuruman, Kalahari, Northern Cape Province, South Africa
Class: 
Crystal Group/Cluster
Size Range: 
Small cabinet (7-10 cm)
Size: 
8 × 5.2 × 4.3 cm
Largest Crystal: 
2.80cm
Weight: 
151.00gr
Description

This is a fabulous Quartz over Calcite specimen. This is a very rare form. Some of the Calcite crystals are dogtooth and Fluorescent...Quartz over calcite is rare.

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
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