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Tsumoite & Tetradymite

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JYJ520675

Tsumoite & Tetradymite

Description Tabs

Description
Locality: 
Tyrnyauz Deposit, Baksan Valley, Kabardino-Balkaria, Russian Federation
Class: 
Massive/Crystalline
Size Range: 
Thumbnail (1-3cm)
Size: 
1.5 × 1 × 1 cm
Description

Massive lustrous tsumoite & tetradymite on matrix. 

Mineral Data
What's on the rock

Tsumoite

Formula: 
BiTe
Strunz: 
2.DC.05
Hardness: 
2.5 - 3.0
Type Locality: 
Tsumo mine, Masuda, Shimane Prefecture, Chugoku Region, Honshu Island, Japan

Tetradymite

Formula: 
Bi2Te2S
Strunz: 
2.DC.05
Hardness: 
1.5 - 2.0
Type Locality: 
Župkov, Žarnovica Co., Banská Bystrica Region, Slovakia