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Kottenheimite & Åkermanite

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ZLT187069

Kottenheimite & Åkermanite

Type Locality

Description Tabs

Description
Locality: 
Bellerberg, Ettringen, Eifel Mountains, Rhineland-Palatinate, Germany
Size Range: 
Thumbnail (1-3cm)
Size: 
1 × 1.6 × 1.4 cm
Description

White fibrous kottenheimite with pale yellow aggregates of Åkermanite. FOV 3 mm.

Mineral Data
What's on the rock

Kottenheimite

Formula: 
Ca 3Si(SO4)2(OH)6·12H2O
Hardness: 
0.0
Type Locality: 
Caspar quarry, Bellerberg volcano, Ettringen, Mayen, Eifel, Rhineland-Palatinate, Germany

Åkermanite

Formula: 
Ca2Mg(Si2O7)
Strunz: 
9.BB.10
Crystal System: 
Tetragonal
Hardness: 
5.0 - 6.0
Streak: 
white

Seller Information

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