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Russellite & Zavaritskite

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CHP846288

Russellite & Zavaritskite

Classic Locality

Description Tabs

Description
Locality: 
Slavkovice, Nové Město na Moravě, Žďár nad Sázavou, Vysočina Region, Czech Republic
Class: 
Massive/Crystalline
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.2 × 1.5 × 1.4 cm
Description

specimen with some very good yellow crystalline aggregates of the rare russellite with associate some very rappresentative massive crystalline gray zavaritskite in matrix.

c. 1969

Mineral Data
What's on the rock

Russellite

Formula: 
Bi2WO6
Strunz: 
4.DE.15
Crystal System: 
Tetragonal
Hardness: 
3.5
Type Locality: 
Castle-an-Dinas Mine, Castle-an-Dinas, St Columb Major, St Austell District, Cornwall, England, UK

Zavaritskite

Formula: 
(BiO)F
Strunz: 
3.DC.25
Crystal System: 
Tetragonal
Hardness: 
2.0 - 2.5
Colour: 
Grey
Type Locality: 
Sherlova Gora (Sherlovaya Gora), Adun-Cholon Range, Nerchinsk Gem mines, Nerchinsk (Nertschinsk), Chitinskaya Oblast', Transbaikalia (Zabaykalye), Eastern-Siberian Region, Russia...

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