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Magnesio-fluoro-arfvedsonite

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SHS682753

Magnesio-fluoro-arfvedsonite

ex. dealer stock Peter Bosse (Kassel/Germany)

Description Tabs

Description
Locality: 
Hohenburg, Berkum, Wachtberg, Siebengebirge, North Rhine - Westphalia, Germany
Class: 
Massive/Crystalline
Size Range: 
Thumbnail (1-3cm)
Size: 
1.7 × 1.6 × 1.7 cm
Description

nice magnesio fluro arfvedsonite in matrix

Mineral Data
What's on the rock

Magnesio-fluoro-arfvedsonite

Formula: 
[Na][Na2][Mg4Fe3+][Si8O22](F,OH)2
Strunz: 
9.DE.25
Hardness: 
5.5
Streak: 
Pale grey
Type Locality: 
Vishnevye Mts (Vishnyovye; Cherry), Chelyabinsk Oblast', Southern Urals, Urals Region, Russia...