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Analcime & Thomsonite-Ca

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ZLT119377

Analcime & Thomsonite-Ca

Description Tabs

Description
Locality: 
Road #1 Road Cut, Heiðarvatn, Breiðdalsheidi, Fljótsdalshérað, Eastern Region, Iceland
Size Range: 
Small miniature (3-4.5 cm)
Size: 
1.3 × 3 × 2.5 cm
Largest Crystal: 
0.70cm
Description

Transparent crystals of analcime with fibrous thomsonite-Ca. Collected 1975.

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-Ca

Formula: 
NaCa2[Al5Si5O20]·6H2O
Strunz: 
9.GA.10
Hardness: 
5.0 - 5.5
Streak: 
White
Type Locality: 
Old Kilpatrick, Strathclyde (Dunbartonshire), Scotland, UK

Seller Information

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