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Analcime Psm Aegirine

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SHS23288

Analcime Psm Aegirine

Description Tabs

Description
Locality: 
Mont Saint-Hilaire, Montérégie, Québec, Canada
Size Range: 
Small cabinet (7-10 cm)
Size: 
8.3 × 2.7 × 2.5 cm
Largest Crystal: 
8.30cm
Description

Large pseudomorph of analcime after aegirine

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

Aegirine

Formula: 
NaFe3+Si2O6
Group Parent: 
Clinopyroxene Subgroup
Strunz: 
9.DA.25
Crystal System: 
Monoclinic
Hardness: 
6.0
Type Locality: 
Rundemyr, Øvre Eiker, Buskerud, Norway