Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Calcite Copper Malachite & Quartz

Views:
Watches:
RHT774484

Calcite Copper Malachite & Quartz

Classic Locality

Description Tabs

Description
Locality: 
Kallenhardt, Rüthen, Arnsberg, North Rhine - Westphalia, Germany
Class: 
Combination
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4 × 3 × 2.3 cm
Weight: 
25.00gr
Description

Exceptional, very rare specimen from that locality. Sharp spiky yellow-beige calcite scalenohedrons with vey clear quartz and dark mtallic red to almost black copper crystals, partly replaced by deep green malachite.

Color a bit different, the specimen better in nature.

Mineral Data
What's on the rock

Calcite

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

Copper

Formula: 
Cu
Strunz: 
1.AA.05
Crystal System: 
Isometric
Hardness: 
2.5 - 3.0

Malachite

Formula: 
Cu2(CO3)(OH)2
Strunz: 
5.BA.10
Crystal System: 
Monoclinic
Hardness: 
3.5 - 4.0

Quartz

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