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Gypsum

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NST605838

Gypsum

With Antique Label

Description Tabs

Description
Locality: 
Höllgraben, Pfarrwerfen, St Johann im Pongau District, Salzburg, Austria
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
5 × 4 × 3.5 cm
Largest Crystal: 
2.50cm
Description

Interesting specimen showing transparent crystals of gypsum between fragments of matrix.

Mineral Data
What's on the rock

Gypsum

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