Figure F16. VIT video frame captures of “Decoy” mound. Distinct outer wall has irregular shape, characteristic of a precipitation deposit. Diameter of this structure is ~2 m. Logging bit approached, pushed in, and met impenetrable interface within 1–2 m. Hole U1309D reentry cone (lower left), just a few meters away from Decoy mound, shows little sediment accumulation since Expedition 305 departed 7 y ago.
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