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Gypsum Var Gypsum

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CLB121344

Gypsum Var Gypsum

Classic Locality

Description Tabs

Description
Locality: 
Sontra, Berneburg, Werra-Meißner, Hesse, Germany
Size Range: 
Cabinet (10-18 cm)
Size: 
12 × 5.2 × 5 cm
Description

Very interesting star-shaped gypsum crystal aggregates in matrix, resulting from botryoidal growth. Possibly the only locality worldwide for this so-called 'sterngips' ('star gypsum').

Mineral Data
What's on the rock

Gypsum

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

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