TY JOUR TI Early Precambrian mafic rocks of the Fennoscandian shield as a reflection of plume magmatism: Geochemical types and formation stages KW Early Precambrian KW mafic rocks KW plume magmatism KW Fennoscandian shield KW radiometric ages. JO Russian Journal of Earth Sciences AU , .. AU , .. AU , .. AU , .. PY 2003 IS 5 PB Геофизический центр Российской Академии Наук