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Analcime With Thomsonite

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PCZ127729

Analcime With Thomsonite

Description Tabs

Description
Locality: 
Maxwell Quarries, Ballymena, County Antrim, Northern Ireland, United Kingdom
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.2 × 3.5 × 1.5 cm
Largest Crystal: 
1.00cm
Description

A nice collection of transparant to translucent analcime crystals up to 1.0cm across. There are numerous sprays of snow white thomsonite crystals dispersed between them. A little 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

Thomsonite

Synonym Of: 

Thomsonite-Ca

Formula: 
NaCa2[Al5Si5O20]·6H2O
Strunz: 
9.GA.10
Hardness: 
5.0 - 5.5

Thomsonite-Sr

Formula: 
Na(Sr,Ca)2[Al5Si5O20]·7H2O
Strunz: 
9.GA.10
Hardness: 
5.0 - 0.0
Peter Crozier Minerals