Early proterozoic AuCoU mineralization in the Kuusamo district, northeastern Finland

• Published in: Precambrian Research
• Main Authors: Pankka, Heikki S., Vanhanen, Erkki J.
• Format: Text
• Language: unknown
• Published: Digital Commons @ Michigan Tech 1992
• Subjects: Kuusamo; Norwegian Sea; Onega; Fennoscandian
• Online Access: https://digitalcommons.mtu.edu/michigantech-p/5654; https://doi.org/10.1016/0301-9268(92)90126-9

The Kuusamo volcano-sedimentary belt is part of an Early Proterozoic rift system in the Fennoscandian Shield extending from the Norwegian Sea to Lake Onega. The rocks range in age from 2.5 to 2.0 Ga. Sulphide deposits are confined to the two lowermost sedimentary units, the Sericite Quartzite and Si...