leg site hole core top of core depth (m) bottom of core depth (m) material recovered (m) number of last section in core zero section length (cm) length of section 1 length of section 2 length of section 3 length of section 4 length of section 5 length of section 6 length of section 7 length of section 8 length of section 9 core type 74 526 B 1 6.30 10.70 1.62 1 1500 HYDRAULIC PISTON CORE 74 526 B 2 10.70 15.10 0.00 HYDRAULIC PISTON CORE 74 526 B 3 15.10 19.50 3.98 3 700 HYDRAULIC PISTON CORE 74 526 B 4 19.50 23.90 3.08 3 120 HYDRAULIC PISTON CORE 74 526 B 5 23.90 28.30 4.78 3 1500 HYDRAULIC PISTON CORE