Figure F17. Photomicrograph of sediments from Subunit IVB (Sample 194-1194B-24R-1, 55 cm). Quartz grains are abundant (a) with rare planktonic foraminifers (b). The rest of the matrix is dark, possibly organic-rich, and has no identifiable skeletal components.

Figure F17. Photomicrograph of sediments from Subunit IVB (Sample 194-1194B-24R-1, 55 cm). Quartz grains are abundant (a) with rare planktonic foraminifers (b). The rest of the matrix is dark, possibly organic-rich, and has no identifiable skeletal components.