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Bornite

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Bornite
Bukov, Žďár nad Sázavou Co., Moravia, Czech Republic

Item-No.: MINS2435
Price: 12.00 EUR 
Bornite
Huber quarry, Horní Slavkov, Czech Republic

Item-No.: MINS2380
Price: 28.00 EUR 

Synonyms: Chalcomiklite, Erubescite, Lefverslag, Peacockore, Phillipsine, Poikilite, Purple Copper (Ore), Variegated Copper (Ore)
Classification: Sulfides
Chemical formula:

Cu5FeS4

Crystal system: Orthorhombic
Density (g/cm3): 5.06 - 5.09 measured, 5.09 calculated
Tenacity: Brittle
Cleavage: Poor/indistinct,  in traces on {111}
Fracture: Irregular/uneven
Hardness (Mohs): 3
Colour: Copper-red to pinchbeck-brown, quickly tarnishing to an iridescent purplish surface
Lustre: Metallic
Streak: Grey-Black
Transparency: Opaque
Type locality: Jáchymov, Karlovy Vary District, Karlovy Vary Region, Czech Republic
Application: A major ore of copper   

 

 

 
 
TOPGEO Mineralienhandel GmbH
Dr. Petr Zajicek
Commercial register:
HRB 671194 Amtsgericht Ulm
VAT-Id: DE147815490
Gersbach 10
74589 Satteldorf
Germany
Telephone: +49 7950 1345
Telefax: +49 7950 8483
eMail: topgeo.gmbh@t-online.de | mail@topgeo.com
  

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