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Thaumasite

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UVM663565

Thaumasite

Description Tabs

Description
Locality: 
Malmberget, Gällivare, Norrbotten County, Sweden
Class: 
Crystal Group/Cluster
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.1 × 2.8 × 1 cm
Description

A mass of colorless thaumasite crystals, with a few minute sulfides floating in the mix.   

Mineral Data
What's on the rock

Thaumasite

Formula: 
Ca3(SO4)[Si(OH)6](CO3)·12H2O
Strunz: 
7.DG.15
Hardness: 
3.5
Streak: 
White
Type Locality: 
Bjelke Mines, Åreskutan, Åre, Jämtland, Sweden

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