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Mazzite-Mg

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SER926988

Mazzite-Mg

ex Americo Urbinati collection
Type Locality

Description Tabs

Description
Locality: 
Mont Semiol, Châtelneuf, Loire, Auvergne-Rhône-Alpes, France
Class: 
Crystal Group/Cluster
Size Range: 
Micromount (under 1cm)
Size: 
0.9 × 0.9 × 0.5 cm
Description

colourless tufts of mazzite-Mg from the type locality

Mineral Data
What's on the rock

Mazzite-Mg

Formula: 
(Mg,K,Ca)5(Si26Al10)O72·28H2O
Strunz: 
9.GC.20
Hardness: 
4.0 - 5.0
Colour: 
Colorless
Streak: 
White
Type Locality: 
Mont Semiol (Mont Semiouse; Mont Simiouse), Châtelneuf, Saint-Georges-en-Couzan, Loire, Rhône-Alpes, France