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Heterogenite & Chrysocolla

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ERO1011864

Heterogenite & Chrysocolla

Description Tabs

Description
Locality: 
Star of the Congo Mine, Lubumbashi, Haut-Katanga, DR Congo
Class: 
Crystals on Matrix
Size Range: 
Cabinet (10-18 cm)
Size: 
11.4 × 5.5 × 3.5 cm
Weight: 
199.00gr
Description

Beautiful black, botryoidal heterogenite with turquoise color chrysocolla from L'Etoile du Congo Mine (Star of the Congo Mine). Extra formation.

(37138)

Mineral Data
What's on the rock

Heterogenite

Formula: 
CoO(OH)
Strunz: 
4.FE.20
Crystal System: 
Trigonal
Hardness: 
3.0 - 5.0
Type Locality: 
Wolfgang Maaßen Mine field, Schneeberg District, Erzgebirge, Saxony, Germany

Chrysocolla

Formula: 
Cu2-xAlx(H2-xSi2O5)(OH)4·nH2O (x < 1)
Strunz: 
9.ED.20
Crystal System: 
Monoclinic
Hardness: 
2.5 - 3.5

Current price

Starting price

38
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Start 19 Nov 18:00
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Shipping Information

Postage Area Price
outside EU
10
Priority Post
10
Poland
5

Seller Information

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Bid History

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