Figure 8. (A), major glacial features of the Tiksi Harbor and surrounding area of
northern Yakutia; (B), large-scale map of glaciotectonic landforms in the
vicinity of Lake Sevastian, and (C), a latitudinal cross-section of Lale
Sevastian area [Grosswald and Spektor, 1993].
(1) glaciotectonic thrust features; (2) glacially tectonized area of Lake Sevastian;
(3) the same of Belugalakh; (4) rock drumlins; (5) sites with striated boulders;
(6) folded and faulted beds of Tertiary rocks; (7) meltwater overflow channel;
(8) inferred direction of ice flow; (9) structural lines (strikes) in Paleozoic beds;
(10) site of core drilling; (11) crest of Kharaulakh Range; (12) blocks of Paleozoic
rocks (on the cross-section) upthrusted by ice in SW direction.