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Nickelaustinite & Annabergite & Calcite

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ESM692084

Nickelaustinite & Annabergite & Calcite

Classic Locality

Description Tabs

Description
Locality: 
Km-3 Mine, Lavrion District, Attiki Prefecture, Greece
Class: 
Combination
Size Range: 
Thumbnail (1-3cm)
Size: 
1 × 2 × 1.5 cm
Description

Lustrous green nickelaustinite crystals with sharp green annabergite crystals and calcite crystals on matrix

Mineral Data
What's on the rock

Nickelaustinite

Formula: 
Ca(Ni,Zn)(AsO4)(OH)
Strunz: 
8.BH.35
Hardness: 
4.0
Type Locality: 
Bou Azer District (Bou Azzer District), Tazenakht, Ouarzazate Province, Souss-Massa-Draâ Region, Morocco

Annabergite

Formula: 
Ni3(AsO4)2·8H2O
Strunz: 
8.CE.40
Crystal System: 
Monoclinic
Hardness: 
1.5 - 2.5
Type Locality: 
Teichgräber Flacher vein, Teichgräber deep adit, Kippenhain Mine (Kippenhayn Mine), Schreckenberg, Frohnau, Annaberg-Buchholz, Annaberg District, Erzgebirge, Saxony, Germany

Calcite

Polymorph of: 
Formula: 
CaCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.0
Streak: 
White