leg site hole core section top of sample interval (cm) bottom of sample interval (cm) subbottom depth(m) fraction mineral percent 42 377 1 1 089 091 <2 MICRONS ILLITE 43.0 42 377 1 1 089 091 <2 MICRONS "variety of MONTMORILLONITE" 10.0 42 377 1 1 089 091 <2 MICRONS CHLORITE 17.0 42 377 1 1 089 091 <2 MICRONS KAOLINITE 30.0 42 377 1 2 067 069 <2 MICRONS ILLITE 45.0 42 377 1 2 067 069 <2 MICRONS "variety of MONTMORILLONITE" 14.0 42 377 1 2 067 069 <2 MICRONS CHLORITE 18.0 42 377 1 2 067 069 <2 MICRONS KAOLINITE 23.0 42 377 2 1 102 105 <2 MICRONS ILLITE 44.0 42 377 2 1 102 105 <2 MICRONS "variety of MONTMORILLONITE" 17.0 42 377 2 1 102 105 <2 MICRONS CHLORITE 14.0 42 377 2 1 102 105 <2 MICRONS KAOLINITE 25.0 42 377 3 1 141 143 <2 MICRONS ILLITE 26.0 42 377 3 1 141 143 <2 MICRONS "variety of MONTMORILLONITE" 28.0 42 377 3 1 141 143 <2 MICRONS CHLORITE 16.0 42 377 3 1 141 143 <2 MICRONS KAOLINITE 30.0 42 377 4 1 084 086 <2 MICRONS ILLITE 54.0 42 377 4 1 084 086 <2 MICRONS "variety of MONTMORILLONITE" 15.0 42 377 4 1 084 086 <2 MICRONS CHLORITE 20.0 42 377 4 1 084 086 <2 MICRONS KAOLINITE 11.0 42 377 4 1 117 118 <2 MICRONS ILLITE 25.0 42 377 4 1 117 118 <2 MICRONS MIXED LAYER CLAY 13.0 42 377 4 1 117 118 <2 MICRONS "variety of MONTMORILLONITE" 19.0 42 377 4 1 117 118 <2 MICRONS CHLORITE 11.0 42 377 4 1 117 118 <2 MICRONS KAOLINITE 28.0