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Picropharmacolite

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AST1084305

Description Tabs

Description
Locality: 
Plaka Mines, Plaka, Lavrion District, Attica, Greece
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.5 × 4.5 × 1 cm
Description

Spheres of acicular radiating picropharmacolite crystals of nice display on matrix surface.

Mineral Data
What's on the rock

Picropharmacolite

Formula: 
Ca4Mg(AsO4)2(HAsO4)2·11H2O
Strunz: 
8.CH.15
Crystal System: 
Monoclinic Needles and encrustations
Hardness: 
1.0 - 2.0
Streak: 
White
Type Locality: 
Ore dumps, Richelsdorf Smelter, Süss, Richelsdorf District, Hesse, Germany

Seller Information

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