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Guilleminite Kasolite On Demesmaekerite

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SMM966590

Guilleminite Kasolite On Demesmaekerite

Perimorphosis of kasolite on demesmaekerite

Description Tabs

Description
Locality: 
Musonoi Mine, Kolwezi, Lualaba, DR Congo
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.5 × 3.5 × 1.5 cm
Description

Nice little miniature with lot of beautiful, sharp yellow guilleminite divergent crystal clusters. Many demesmaekerite crystals totally covered/replaced with bright yellow kasolite, a beautiful perimorphosis of tiny yellow kasolite crystals on well formed sharp crystals of rare demesmaekerite. Embellished with long crossed emerald green malachite crystals. Excellent specimen!

Musonoi is the type locality for demesmaekerite and guilleminite.

Boxed with Label
Mineral Data
What's on the rock

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)

Kasolite

Formula: 
Pb(UO2)[SiO4]·H2O
Strunz: 
9.AK.15
Hardness: 
4.0 - 5.0
Type Locality: 
Shinkolobwe Mine (Kasolo Mine), Shinkolobwe, Katanga Copper Crescent, Katanga (Shaba), Democratic Republic of Congo (Zaïre)

Guilleminite

Formula: 
Ba(UO2)3(SeO3)2(OH)4·3H2O
Strunz: 
4.JJ.10
Crystal System: 
Orthorhombic
Hardness: 
2.0 - 0.0
Type Locality: 
Musonoi Mine, Kolwezi, Kolwezi District, Katanga Copper Crescent, Katanga (Shaba), Democratic Republic of Congo (Zaïre)

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