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Fourmarierite & Becquerelite

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JYJ764433

Fourmarierite & Becquerelite

EDS & XRD confirmed specimen no 19-11-25-sk20

Description Tabs

Description
Locality: 
Shinkolobwe Mine, Shinkolobwe, Kambove, Haut-Katanga, DR Congo
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.2 × 1.3 × 0.8 cm
Description

Yellow becquerelite and fourmarierite associated with minor rutherfordine from the Shinkolobwe mine. Analysis attached. 

Very good specimen. 

First three analysis sheets show fourmarierite, 4-5 becquerelite. 

Mineral Data
What's on the rock

Fourmarierite

Formula: 
Pb(UO2)4O3(OH)4·4H2O
Strunz: 
4.GB.25
Crystal System: 
Orthorhombic
Hardness: 
3.0 - 4.0
Type Locality: 
Shinkolobwe Mine (Kasolo Mine), Shinkolobwe, Katanga Copper Crescent, Katanga (Shaba), Democratic Republic of Congo (Zaïre)

Becquerelite

Formula: 
Ca(UO2)6O4(OH)6·8H2O
Strunz: 
4.GB.10
Crystal System: 
Orthorhombic
Hardness: 
2.5
Streak: 
Yellow
Type Locality: 
Shinkolobwe Mine (Kasolo Mine), Shinkolobwe, Katanga Copper Crescent, Katanga (Shaba), Democratic Republic of Congo (Zaïre)
Analysis
Analysis Report - only: Fourmarierite & Becquerelite
Analysis Report - only: Fourmarierite & Becquerelite
Analysis Report - only: Fourmarierite & Becquerelite
Analysis Report - only: Fourmarierite & Becquerelite
Analysis Report - only: Fourmarierite & Becquerelite