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Namuwite & Gypsum & Cerussite On Galena

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SHS827217

Namuwite & Gypsum & Cerussite On Galena

Description Tabs

Description
Locality: 
Dörnberg Mine, Ramsbeck, Bestwig, Arnsberg, North Rhine - Westphalia, Germany
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3 × 2.2 × 1.4 cm
Description

Namuwite crystals with gypsum and cerussite on galena with dolomite

Mineral Data
What's on the rock

Namuwite

Formula: 
(Zn,Cu)4(SO4)(OH)6·4H2O
Strunz: 
7.DD.50
Crystal System: 
Hexagonal
Hardness: 
2.0
Colour: 
Sea green
Type Locality: 
Aberllyn Mine, Betws-y-coed, Gwydyr Forest area, Conwy (Gwynedd; Caernarvonshire), Wales, UK

Gypsum

Formula: 
CaSO4·2H2O
Strunz: 
7.CD.40
Hardness: 
2.0
Streak: 
White.

Cerussite

Formula: 
PbCO3
Strunz: 
5.AB.15
Crystal System: 
Orthorhombic - Dipyramidal
Hardness: 
3.0 - 3.5
Streak: 
White
Type Locality: 
Vicenza Province, Veneto, Italy

Galena

Formula: 
PbS
Strunz: 
2.CD.10
Crystal System: 
Isometric
Hardness: 
2.5
Colour: 
Lead-grey
Streak: 
Lead-grey