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 31 298 A 1 1 105.0 138.0 50.50 51.55 51.88 SAND 5Y2/1-OLIVE BLACK INTENSE DEFORMATION H IGHLY MIXED SOFT 33214000 31 298 A 1 1 138.0 150.0 50.50 51.88 52.00 SILTY CLAY 5GY4/1-DARK GREEN GREY INTENSE DEFO RMATION SOFT 33214000