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Analcime

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MGR810924

Analcime

Classic Locality

Description Tabs

Description
Locality: 
Nizhnyaya Tunguska River Basin, Evenkia, Krasnoyarsk Krai, Russian Federation
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.1 × 4.2 × 3.9 cm
Description

An excellent specimen - a huge, complete, sharp terminated and lustrous crystal set on a thin plate of matrix! This is really an excellent piece and material from this locality is very rare and hard to obtain. No significant damages to report.

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