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Picropharmacolite

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ESM676882

Picropharmacolite

Classic Locality

Description Tabs

Description
Locality: 
Sainte Marie Aux Mines, Alsace, France
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
1.9 × 3.6 × 2.5 cm
Description

Sprays of snow-white picropharmacolite needles on matrix

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
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