Pentlandite, Pyrrhotite, Chalcopyrite, Magnetite, Ilmenite
Monchegorsk Cu-Ni Deposit, Monchegorsk, Murmansk Oblast, Russia
The microstructure of high-grade Cu-Ni ore mineralization from Monchegorsk.
Granular and skeletal flame-like aggregates of pentlandite (light cream) along grain boundaries of pyrrhotite (brownish-grey) in association with chalcopyrite (yellow), secondary pyrite (pale yellow), magnetite (grey), ilmenite (brownish tinted grey), and various ...
© Günter Grundmann, Detmold, Germany