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Thomsonite

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CR129379

Thomsonite

Description Tabs

Description
Locality: 
Dobrná, Děčín, Ústí nad Labem Region, Czech Republic
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.5 × 5 × 4 cm
Description

Beautiful translucent white thomsonite crystals and crystal groups in a vug.

Very old specimen.

Mineral Data
What's on the rock

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