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Diaboleite & Botallackite & Gypsum

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SHS143859

Diaboleite & Botallackite & Gypsum

Description Tabs

Description
Locality: 
Herzog Julius Smelter Slag Locality, Astfeld, Goslar, Lower Saxony, Germany
Size Range: 
Thumbnail (1-3cm)
Size: 
1.8 × 1.8 × 1 cm
Description

Diaboleite and botallackite crystals with gypsum on matrix

Mineral Data
What's on the rock

Diaboleite

Formula: 
Pb2CuCl2(OH)4
Strunz: 
3.DB.05
Crystal System: 
Tetragonal
Hardness: 
2.5
Colour: 
Blue
Streak: 
Blue
Type Locality: 
Higher Pitts Mine, Priddy, Mendip Hills, Somerset, England, UK

Botallackite

Formula: 
Cu2(OH)3Cl
Strunz: 
3.DA.10b
Hardness: 
0.0
Type Locality: 
Wheal Cock, Botallack Mine, Botallack, St Just, St Just District, Cornwall, England, UK

Gypsum

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