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Vésigniéite & Tenorite & Cuprite

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MNR567571

Vésigniéite & Tenorite & Cuprite

Classic Locality

Description Tabs

Description
Locality: 
Horní Kalná, Nová Paka, Hradec Králové Region, Czech Republic
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
8 × 5.6 × 3.5 cm
Description

Bright grass green sprays of vésigniéite with dark rims of tenorite around cuprite grains in dolomitic nodule. Excellent, large sample, showy piece.

Mineral Data
What's on the rock

Vésigniéite

Formula: 
BaCu3(VO4)2(OH)2
Strunz: 
8.BH.45
Hardness: 
3.0 - 4.0
Streak: 
Greenish
Type Locality: 
Glücksstern Mine, Gottlob Hill, Friedrichroda, Thuringian Forest, Thuringia, Germany

Tenorite

Formula: 
CuO
Strunz: 
4.AB.10
Crystal System: 
Monoclinic
Hardness: 
3.5
Streak: 
Black
Type Locality: 
Mt Vesuvius, Somma-Vesuvius Complex, Naples Province, Campania, Italy

Cuprite

Formula: 
Cu2O
Strunz: 
4.AA.10
Crystal System: 
Isometric
Hardness: 
3.5 - 4.0