Figure 10. Schematic geological map of Southern part of the Kola Peninsula (after
Vetrin, Kalinkin [1997]).
1 - Ultrabasic-alkaline rocks of the Paleozoic age: a-Complexes, b-explosion
pipes, c-dykes, 2 - the Upper Proterozoic sandstones and conglomerates. 3-5 the
Lower Proterozoic rocks: 3- porphyry granites, 4 - alkaline granites, 5 - basic and
ultrabasic rocks. 6-9 the Late Archean rocks: 6 - garnet-biotite gneisses, 7 - biotite
and amphibole -biotite gneisses, 8 - amphibolites, 9 - granite-gneisses, 10 - faults, 11-
boundaries of investigated region. (See Figure 2).