Figure F4. Representative core sections of different lithostratigraphic units. A. Grading sandstone layer at the base of Subunit 1A (interval 307-U1318A-4H-5, 0–34 cm). B. Laminated silty clay in Subunit 1B (interval 307-U1318A-6H-2, 30–70 cm). C. Fine sandstone of Unit 2 containing a dropstone (interval 307-U1318A-10H-1, 96–129 cm) and gastropod (interval 307-U1318A-9H-6, 56–66 cm). D. Bioturbated light greenish gray siltstone in Subunit 3A (interval 307-U1318A-13H-5, 38–62 cm).
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