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Gypsum

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MMM27109

Gypsum

Description Tabs

Description
Locality: 
Geevor Mine, Cornwall, United Kingdom
Size Range: 
Miniature (4.5-7 cm)
Size: 
5 × 3 × 2 cm
Description

Pretty specimen displaying sprays of gypsum crystals to 3 mm tinged blue / green by copper.

Collected from the Levant section in 1990.

Mineral Data
What's on the rock

Gypsum

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