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Chabazite-Ca & Analcime

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ZLT153314

Chabazite-Ca & Analcime

Description Tabs

Description
Locality: 
Ljósá, Eysturoy Island, Faroe Islands, Denmark
Class: 
Crystal Group/Cluster
Size Range: 
Small cabinet (7-10 cm)
Size: 
7 × 8 × 3 cm
Description

Part of a cavity wall covered with analcime crystals up t 15 mm and many chabazite crystals of 3 to 5 mm. From road cut collected at 18.7.1977.

Mineral Data
What's on the rock

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

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

Seller Information

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