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 73 520 A 1 1 53.0 150.0 16.10 16.63 17.60 HW NANNO OOZE PALE BROWN,WHITE MODERATELY DISTURBED * SOFT 11111210 73 520 A 1 2 0.0 89.0 16.10 17.60 18.49 HW NANNO OOZE WHITE GREATLY DISTURBED * SOFT 11111210