Sediment: Coarse sand and small pebbles composed of manganese. Also some large manganese coated pebbles of graywacke(?). Bottom fauna: Scaphopod, Ophiuroid, flat worm.
Cite the IMLGS database as: Curators of Marine and Lacustrine Geological Samples Consortium. The Index to Marine and Lacustrine Geological Samples (IMLGS). National Geophysical Data Center, NOAA. doi:10.7289/V5H41PB8 [date of access].