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Bellbergite & Jennite

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JYJ578138

Bellbergite & Jennite

Description Tabs

Description
Locality: 
Ettringer Bellerberg, Ettringen, Mayen-Koblenz, Rhineland-Palatinate, Germany
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1 × 0.6 × 0.4 cm
Description

Beautiful colourless bellbergite on matrix.

Mineral Data
What's on the rock

Bellbergite

Formula: 
(K,Ba,Sr)2Sr2Ca2(Ca,Na)4[Al3Si3O12]6·30H2O
Strunz: 
9.GD.20
Crystal System: 
Hexagonal
Hardness: 
5.0
Streak: 
White
Type Locality: 
Seekante, Mayener Feld, Southern lava flow, Bellerberg volcano, Ettringen, Mayen, Eifel, Rhineland-Palatinate, Germany

Jennite

Formula: 
Ca9(Si3O9)2(OH)8·8H2O
Strunz: 
9.DG.20
Hardness: 
3.5
Colour: 
White
Type Locality: 
Crestmore quarries, Crestmore, Riverside Co., California, USA