Tedrahedrite
Tedraedrite
Pribram - Brezove Hory, CZ
Item-No.: 0300262
Price: 50.00 EUR
Tedraedrite, Siderite
Březové Hory ore region (Birkenberg), Příbram, Central Bohemia Region, Bohemia, Czech Republic
Item-No.: 0300258
Price: 35.00 EUR
Tetraedrite
Cavnic (Kapnic), Maramures, Co., Romania
Item-No.: MIN6197
Price: 360.00 EUR
Tetraedrite, Sfalerite (va. Cleophan)
Cavnic (Kapnic), Maramures, Co., Romania
Item-No.: MIN5827
Price: 185.00 EUR
Synonyms: | Aftonite, Aphthonite, Falkenhaynite, Fieldite, Nepaulite, Panabase, Studerite |
Classification: | Sulfides, Tetrahedrite Group |
Chemical formula: | Cu10(Fe,Zn)2Sb4S13 |
Crystal system: | Isometric |
Density (g/cm3): | 4,97 measured, 4,99 calculated |
Tenacity: | Brittle |
Cleavage: | Non observed |
Fracture: | Sub-conchoidal |
Hardness (Mohs): | 3 - 4,5 |
Colour: | Steel- to iron-gray or to olive brown |
Lustre: | Metallic |
Streak: | Black, brown to dark red |
Type locality: | Copiapó, Copiapó Province, Atacama Region, Chile |
Application: | Important ore of copper |