Figure 2. Sublatitude section across the Monchegorsk layered
complex, Kola Peninsula. (1) Massive coarse-grained
gabbronorite-anorthosite (Pl cumulates) with interlayers of
pigeonite gabbronorite (Pl+Pig+Pig-Aug); (2) trachytoid
gabbronorite-anorthosite with interlayers of leucocratic
pigeonite gabbronorite; (3) norite and gabbronorite (Pl+Opx
Cpx
cumulates); (4) zones of rhythmic alternation of basic and
ultrabasic cumulates, including dunite (in the Main Ridge
Massif); (5) bronzitite (Opx cumulate); (6) zone of rhythmic
alteration of Ol+Crt, Ol+Opx
Crt and Opx cumulates in the
Monchegorsk Pluton; (7) dunite (Ol+Crt) cumulates; (8) marginal
essentially gabbronorite zones of the intrusions; (9) gneisses and
migmatites of the Lotta Block; (10) granulites and diorite gneisses
of the Kola Block; (11) ore bed of Sopcha; (12) location of structural wells.