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Thomsonite & Natrolite

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SMM880065

Thomsonite & Natrolite

Description Tabs

Description
Locality: 
Papeno'o Valley, Tahiti Nui, Tahiti, Society Islands, French Polynesia, France
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.5 × 2.5 × 1.5 cm
Description

Many, colorless crystals of thomsonite occupy together with natrolite, the numerous vugs of the volcanic rock. Rich specimen, coming from an exotic location.

Boxed with Label
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

Natrolite

Formula: 
Na2Al2Si3O10·2H2O
Strunz: 
9.GA.05
Hardness: 
5.0 - 5.5
Streak: 
White
Type Locality: 
Hohentwiel, Singen, Hegau, Baden-Württemberg, Germany

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