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Botallackite & Rosasite & Smithsonite

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SHS137253

Botallackite & Rosasite & Smithsonite

Description Tabs

Description
Locality: 
Herzog Julius Smelter Slag Locality, Astfeld, Goslar, Lower Saxony, Germany
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.7 × 3.2 × 2.2 cm
Description

Botallackite crystals with rosasite and hemimorphite crystals on slag matrix

Mineral Data
What's on the rock

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

Rosasite

Formula: 
(Cu,Zn)2(CO3)(OH)2
Strunz: 
5.BA.10
Crystal System: 
Monoclinic
Hardness: 
4.5
Type Locality: 
Rosas Mine, Narcao, Carbonia-Iglesias Province, Sardinia, Italy

Smithsonite

Formula: 
ZnCO3
Strunz: 
5.AB.05
Hardness: 
4.0 - 4.5
Streak: 
White