Resources and Minerals in Bulgaria
- sfalerit and halkopirit
sfalerit and halkopirit
€ 10
Field: "Krushev dol 'size: 7 cm, 4 cm. Sfalerita crystallize in cubic system. Most often presented vyv kind of gysti zyrnesti aggregates. Standing on sfalerita is pure iron. Tsvetyt according sydyrzhanieto iron zhyltenikav, greenish, more often tymnokafyav. Halkopirita often pyti sydyrzha trace amounts of impurities in gold, silver and others. Crystallize in tetragonalnata system. Appears in summary crystal aggregates. There zlatistozhylt color black sys pystyr ottenyk feature. It is one of the main sources of copper. Sypytstuva of pyrite, pirotin, galena, zinc blend and others.
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