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Thomsonite-Ca & Chabazite-Ca

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ZLT523269

Thomsonite-Ca & Chabazite-Ca

Description Tabs

Description
Locality: 
Road 61 Road Cut, Bjarnastaðalið, Ísafjörður, Ísafjarðarbær, Westfjords, Iceland
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
5.5 × 7.8 × 3.2 cm
Description

Fraction of a vug lined with thomsonite-Ca spheres and chabazite rhomohedrons. Collected 2012.

Mineral Data
What's on the rock

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

Chabazite-Ca

Formula: 
(Ca,K2,Na2)2[Al2Si4O12]2·12H2O
Strunz: 
9.GD.10
Hardness: 
4.0 - 5.0
Streak: 
White
Type Locality: 
Colle del Lares, San Nicolò Valley, Buffaure Group, Fassa Valley, Trento Province, Trentino-Alto Adige, Italy

Seller Information

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