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.