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Richetite & Uranophane

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SMM739590

Richetite & Uranophane

Type Locality
Rare Mineral

Description Tabs

Description
Locality: 
Shinkolobwe Mine, Shinkolobwe, Kambove, Haut-Katanga, DR Congo
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2 × 2 × 1.5 cm
Description

Very rare sample withl tabular dark brown crystals of extremely rare richetite, accompanied by yellow uranophane on heavy black uraninite matrix. The richetite is one of the rarest uranium minerals of which Shinkolobwe is type locality and in which it has been found in specimens of the known best quality. Very rare specie found only in a handful of other places in the world. Excellent specimen.

Boxed with Label
Mineral Data
What's on the rock

Richetite

Formula: 
Pb(UO2)4O5·4H2O
Strunz: 
4.GB.15
Hardness: 
3.5
Type Locality: 
Shinkolobwe Mine (Kasolo Mine), Shinkolobwe, Katanga Copper Crescent, Katanga (Shaba), Democratic Republic of Congo (Zaïre)

Uranophane

Formula: 
Ca(UO2)2[HSiO4]2·5H2O
Strunz: 
9.AK.15
Crystal System: 
Monoclinic
Hardness: 
2.0 - 3.0
Type Locality: 
Miedzianka (Kupferberg), Jelenia Góra District, Rudawy Janowickie Mts, Lower Silesia (Dolnośląskie), Poland

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