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 50 415 B 1 37.50 46.00 0.01 REGULAR ROTARY CORE 50 415 B 2 56.50 64.00 3.09 2 1500 REGULAR ROTARY CORE