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Malachite & Copper

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RBR528482

Malachite & Copper

Description Tabs

Description
Locality: 
Rudabánya, Rudabányai Mountains, Borsod-Abaúj-Zemplén County, Hungary
Class: 
Crystals on Matrix
Size Range: 
Cabinet (10-18 cm)
Size: 
11 × 7.5 × 7 cm
Description

This is an older, typical specimen of malachite on native copper from a historic location in Hungary. The malachite is very well developed and shows a nice contrast to the brown matrix.

Mineral Data
What's on the rock

Malachite

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

Copper

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

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