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Rauenthalite With Gypsum

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PCZ597290

Rauenthalite With Gypsum

Rare Mineral

Description Tabs

Description
Locality: 
Muckross Mine, Killarney, County Kerry, Irish Republic (Eire)
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.8 × 2 × 1.5 cm
Description

a very raremineral from a rarely seen locality. Clusters of slender white micro needles of rare rauenthalite with small gypsum crystals on matrix. Very hard to obtain material.

Mineral Data
What's on the rock

Rauenthalite

Formula: 
Ca3(AsO4)2·10H2O
Strunz: 
8.CJ.40
Hardness: 
2.0 - 0.0
Streak: 
Colorless
Type Locality: 
Gabe Gottes Mine (incl. Giftgrube), Neuenberg, Ste Marie-aux-Mines (Markirch), Haut-Rhin, Alsace, France

Gypsum

Formula: 
CaSO4·2H2O
Strunz: 
7.CD.40
Hardness: 
2.0
Streak: 
White.
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