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Land-Ocean Systems in the Siberian Arctic: Dynamics and History
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Figure 3: Free air gravity chart (A) and line drawing of the MCS profiles MAGE 87722 and 86705 by Marine
Arctic Geologic Expedition (B) showing inferred geologic structure and stratigraphy across the Laptev Rift
System (see Figure 2 for location), U-l to U-4 denote the seismic stratigraphic units of following predicted age:
U-l - Late Pliocene to Holocene, U-2 - Oligocene to Pliocene, U-3 - Late Paleocene to Eocene, U-4 - Late
Cretaceous to Paleocene (within the South Laptev Rift Basin this unit might be older (Cretaceous 1) than in the
Us!' Lena Rift), U-2+3 - Eocene to Late Miocene (within the South Laptev Basin only),
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Land-Ocean Systems in the Siberian Arctic: Dynamics and History
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Figure 3: Free air gravity chart (A) and line drawing of the MCS profiles MAGE 87722 and 86705 by Marine
Arctic Geologic Expedition (B) showing inferred geologic structure and stratigraphy across the Laptev Rift
System (see Figure 2 for location), U-l to U-4 denote the seismic stratigraphic units of following predicted age:
U-l - Late Pliocene to Holocene, U-2 - Oligocene to Pliocene, U-3 - Late Paleocene to Eocene, U-4 - Late
Cretaceous to Paleocene (within the South Laptev Rift Basin this unit might be older (Cretaceous 1) than in the
Us!' Lena Rift), U-2+3 - Eocene to Late Miocene (within the South Laptev Basin only),