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Marthozite & Demesmaekerite

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JYJ981866

Marthozite & Demesmaekerite

Description Tabs

Description
Locality: 
Musonoi Mine, Kolwezi, Lualaba, DR Congo
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.6 × 2.8 × 2.7 cm
Description

Green marthozite with olive green demesmaekerite and yellow powdery guilleminite in digenite matrix. Rare mineral.

Ex Luc Vandenberghe specimen and collection. 

Mineral Data
What's on the rock

Marthozite

Formula: 
Cu(UO2)3(SeO3)2(OH)2·8H2O
Strunz: 
4.JJ.05
Hardness: 
0.0
Type Locality: 
Musonoi Mine, Kolwezi, Kolwezi District, Katanga Copper Crescent, Katanga (Shaba), Democratic Republic of Congo (Zaïre)

Demesmaekerite

Formula: 
Pb2Cu5(UO2)2(SeO3)6(OH)6·2H2O
Strunz: 
4.JJ.20
Crystal System: 
Triclinic
Hardness: 
3.0 - 4.0
Type Locality: 
Musonoi Mine, Kolwezi, Kolwezi District, Katanga Copper Crescent, Katanga (Shaba), Democratic Republic of Congo (Zaïre)