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Picropharmacolite

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CR583964

Picropharmacolite

Rare Mineral

Description Tabs

Description
Locality: 
Bauhaus, Nentershausen, Hersfeld-Rotenburg, Kassel Region, Hesse, Germany
Class: 
Crystals on Matrix
Size Range: 
Cabinet (10-18 cm)
Size: 
16 × 15 × 4 cm
Description

A very attractve and rich picropharmacolite specimen from the type locality.

Beautiful white sprays of picropharmacolite on a bed of pale pink erythrite, microcrystals of sainfeldite and minor weilite.

Very beautiful old time specimen.

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