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Cuprite & Malachite

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UVM694689

Cuprite & Malachite

Willard Perkins
Classic Locality

Description Tabs

Description
Locality: 
Onganja Mine, Seeis, Windhoek Rural, Khomas Region, Namibia
Class: 
Single Crystal
Size Range: 
Thumbnail (1-3cm)
Size: 
1.7 × 1.6 × 1.2 cm
Description

An excellent single crystal of cuprite being replaced by malachite from the classic finds at Onganja.   This specimen was mounted by Willard Perkins, inventor of the "Perky" thumbnail box.  

Mineral Data
What's on the rock

Cuprite

Formula: 
Cu2O
Strunz: 
4.AA.10
Crystal System: 
Isometric
Hardness: 
3.5 - 4.0

Malachite

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

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