leg site hole core section top of sample interval (cm) bottom of sample interval (cm) subbottom depth(m) fraction mineral percent 64 481 A 10 1 058 060 128.10 <2 MICRONS "variety of MONTMORILLONITE" 30.0 64 481 A 10 1 058 060 128.10 <2 MICRONS ILLITE 51.0 64 481 A 10 1 058 060 128.10 <2 MICRONS CHLORITE 19.0 64 481 A 27 2 043 045 290.90 <2 MICRONS "variety of MONTMORILLONITE" 54.0 64 481 A 27 2 043 045 290.90 <2 MICRONS ILLITE 32.0 64 481 A 27 2 043 045 290.90 <2 MICRONS CHLORITE 11.0 64 481 A 30 6 010 012 325.10 <2 MICRONS "variety of MONTMORILLONITE" 48.0 64 481 A 30 6 010 012 325.10 <2 MICRONS ILLITE 36.0 64 481 A 30 6 010 012 325.10 <2 MICRONS CHLORITE 12.0 64 481 A 30 6 010 012 325.10 <2 MICRONS KAOLINITE 12.0