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Thaumasite & Brenkite

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CLB39004

Thaumasite & Brenkite

Type Locality

Description Tabs

Description
Locality: 
Schellkopf, Brenk, Brohltal, Ahrweiler, Rhineland-Palatinate, Germany
Size Range: 
Miniature (4.5-7 cm)
Size: 
1.5 × 6.7 × 3.9 cm
Description

Very rich specimen with two very rare minerals.

Type locality of brenkite!

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

Brenkite

Formula: 
Ca2(CO3)F2
Strunz: 
5.BC.05
Crystal System: 
Orthorhombic
Hardness: 
0.0
Type Locality: 
Schellkopf, Brenk, Niederzissen, Eifel, Rhineland-Palatinate, Germany

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