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Figure 3. Structural and tectonic map for the area of the Elbrus volcanic center, Scale 1:200 000. \newline Legend to the map: Rock-structure complexes; (1) Alpine structural stage: rhyolite, rhyodacite, and dacite (Q); (2) Cimmerian structural stage: sandstone, siltstone, and argillite (J1-2); Pre-Mesozoic structural stage; (3) Forerange (a) grey (C2-3) and red (P1) molasses, island-arc sedimentary and volcanic rocks (D-C1), (b) metamorphic crystalline schist (PR2); (4) Bechasy anticlinal zone: sedimentary and volcanic rocks of the Khasaut Series (PR2) and crystalline schists of the Shaukamnysyrt metamorphic rock series (PR2); (5) Main Ridge (a) crystalline schists of the Makera metamorphic series; (b) migmatite and gneiss of the Gondarai metamorphic complex (PR2). (6) Intrusive rock complexes: intrusions of the Elbrus-Kazbek Complex (undifferentiated); (7) Malka, Ullu-Kam, and Belorechensk granite complexes (undifferentiated) (Pz2-3). (8) Zones showing a stable tendency toward recent rising. Faults: (9) regional faults: (N) Northern Fault, (PT) Pshekish-Tyrnyauz, (Sp) Syptransut, (Ch) Chemartkol, and (A) Adylsu; (10) recent faults: (Kn) Kichkinikolskii, (Ml) Malkinskii, (Mk) Mkyarskii; (11) overthrusts; (12) junction zones of transverse blocks with different evolution trends; (13) structure contour line. Volcanic apparatuses: (14) Holocene, (15) Preholocene, (16) necks and eroded feeders.


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