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Sengierite Guilleminite & Demesmaekerite

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JYJ754173

Sengierite Guilleminite & Demesmaekerite

EDS & Raman conf. specimen no 19-11-25-sk9

Description Tabs

Description
Locality: 
Musonoi Mine, Kolwezi, Lualaba, DR Congo
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2.2 × 2 × 1.9 cm
Description

EDS & Raman conf. specimen no 19-11-25-sk9 hosting intense green sengerite in cavities of demesmaekerite and chalcomenite. The yellow patches have been analysed and are guilleminite. Orange inclusions and crystals are usually kasolite. 

Sengierite from the Musonoi mine has been described in 2018. It is quite rare from the Musonoi mine. 

Analysis can be viewed in the analytical section. First three files in analytical data section give the result for the rhombs of sengierite including a Raman measurement and fourth and fifth the guilleminite EDS analysis. 

 

 

Mineral Data
What's on the rock

Sengierite

Formula: 
Cu2(UO2)2(VO4)2·6H2O
Strunz: 
4.HB.10
Hardness: 
2.5
Type Locality: 
Luiswishi Mine, Lubumbashi (Elizabethville), 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)

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)
Analysis
Analysis Report - only: Sengierite Guilleminite & Demesmaekerite
Analysis Report - only: Sengierite Guilleminite & Demesmaekerite
Analysis Report - only: Sengierite Guilleminite & Demesmaekerite
Analysis Report - only: Sengierite Guilleminite & Demesmaekerite
Analysis Report - only: Sengierite Guilleminite & Demesmaekerite