leg site hole core section top interval depth (cm) bottom interval depth (cm) top of core depth(m) top of layer depth (m) bottom of layer depth (m) describer lithology color structures deformations due to drilling unusual occurrences minerals paleontology other observations hardness or induration z-coding 91 595 1 CC 0.0 20.0 0.00 0.10 0.20 WM PELAGIC CLAY FIRM 31210000 91 595 H1 CC 0.0 10.0 0.50 0.60 0.60 WM PELAGIC CLAY FIRM 31210000