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Analcime

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PCZ134991

Analcime

Description Tabs

Description
Locality: 
Keady Quarry, Limavady, County Londonderry, Northern Ireland, United Kingdom
Size Range: 
Miniature (4.5-7 cm)
Size: 
5 × 4 × 3 cm
Description

Well formed, intregrown,opaque white analcime crystals on a reddish-brown basalt matrix.

Mineral Data
What's on the rock

Analcime

Formula: 
Na2(Al2Si4O12)·2H2O
Strunz: 
9.GB.05
Crystal System: 
Triclinic
Hardness: 
5.0 - 5.5
Streak: 
White
Type Locality: 
Cyclopean Islands, Acitrezza (Aci Trezza), Etna Volcanic Complex, Catania Province, Sicily, Italy
Peter Crozier Minerals