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Analcime

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CLB207503

Analcime

ex collection Uwe Nielsen
Classic Locality

Description Tabs

Description
Locality: 
Puy-de-Dôme, Auvergne-Rhône-Alpes, France
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.2 × 5.9 × 2.7 cm
Largest Crystal: 
2.00cm
Description

This specimen was mislabeled by Uwe Nielsen as 'leucite' and the exact locality was obviously misspelled. Could be 'La Bourboule' or 'Saint-Pierre-la-Bourlhonne'. However, analcime is not listed there.

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

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