Figure F20. Photomicrograph showing silt- to fine sand-sized packstone from Unit V (Sample 194-1193A-52X-2, 25 cm; 302.9 mbsf). It contains benthic (B) and planktonic (P) foraminifers and fragments of bryozoans and red algae (R) in a clay-rich mud matrix with minor quartz silt and glauconite.