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Devilline & Gypsum

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UVM663569

Devilline & Gypsum

Description Tabs

Description
Locality: 
Lavrion District Mines, Attiki Prefecture, Greece
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.8 × 4 × 2.7 cm
Description

Acicular blue crystals of devilline on matrix with gypsum.

Mineral Data
What's on the rock

Devilline

Formula: 
CaCu4(SO4)2(OH)6·3H2O
Strunz: 
7.DD.30
Crystal System: 
Monoclinic
Hardness: 
2.5
Type Locality: 
Cornwall, England, UK

Gypsum

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

Seller Information

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