Museum, Russian Academy of Sciences, Moscow 125009, Russia Geological Institute—Subdivision of the Federal...Centre, Russian Academy of Sciences, Apatity 184209, Russia Institute of Ore Geology, Petrography, Mineralogy...Geochemistry, Russian Academy of Sciences, Moscow 119017, Russia Correspondence: a.mokrushin@ksc.ru; Tel.: +7-(902)133-39-95...analyze layered intrusions in the Kola region (Mount Generalskaya) and Karelia (Kivakka, Kovdozero, and the...2.50–2.45 Ga, the uplift of a superplume, the intrusion of abundant mantle magma into the Earth’s crust |