leg site hole core section top of sample interval (cm) bottom of sample interval (cm) subbottom depth(m) fraction mineral percent 64 478 1 1 017 019 0.20 <2 MICRONS "variety of MONTMORILLONITE" 100. 64 478 2 3 069 071 7.20 <2 MICRONS "variety of MONTMORILLONITE" 33.0 64 478 2 3 069 071 7.20 <2 MICRONS ILLITE 45.0 64 478 2 3 069 071 7.20 <2 MICRONS KAOLINITE 17.0 64 478 2 3 083 085 7.30 <2 MICRONS "variety of MONTMORILLONITE" 48.0 64 478 2 3 083 085 7.30 <2 MICRONS ILLITE 40.0 64 478 2 3 083 085 7.30 <2 MICRONS CHLORITE 5.0 64 478 2 3 083 085 7.30 <2 MICRONS KAOLINITE 5.0 64 478 7 6 073 075 58.20 <2 MICRONS "variety of MONTMORILLONITE" 42.0 64 478 7 6 073 075 58.20 <2 MICRONS ILLITE 41.0 64 478 7 6 073 075 58.20 <2 MICRONS CHLORITE 15.0 64 478 15 3 081 083 130.80 <2 MICRONS "variety of MONTMORILLONITE" 42.0 64 478 15 3 081 083 130.80 <2 MICRONS ILLITE 42.0 64 478 15 3 081 083 130.80 <2 MICRONS KAOLINITE 12.0 64 478 16 3 058 060 140.10 <2 MICRONS "variety of MONTMORILLONITE" 62.0 64 478 16 3 058 060 140.10 <2 MICRONS ILLITE 29.0 64 478 16 3 058 060 140.10 <2 MICRONS KAOLINITE 7.0 64 478 17 3 064 066 149.60 <2 MICRONS "variety of MONTMORILLONITE" 45.0 64 478 17 3 064 066 149.60 <2 MICRONS ILLITE 52.0 64 478 17 3 064 066 149.60 <2 MICRONS KAOLINITE 3.0 64 478 20 5 104 105 170.00 <2 MICRONS "variety of MONTMORILLONITE" 53.0 64 478 20 5 104 105 170.00 <2 MICRONS ILLITE 31.0 64 478 20 5 104 105 170.00 <2 MICRONS CHLORITE 16.0 64 478 21 3 051 053 178.00 <2 MICRONS "variety of MONTMORILLONITE" 49.0 64 478 21 3 051 053 178.00 <2 MICRONS ILLITE 39.0 64 478 21 3 051 053 178.00 <2 MICRONS CHLORITE 13.0 64 478 28 6 038 040 249.90 <2 MICRONS "variety of MONTMORILLONITE" 45.0 64 478 28 6 038 040 249.90 <2 MICRONS ILLITE 40.0 64 478 28 6 038 040 249.90 <2 MICRONS CHLORITE 15.0 64 478 32 1 043 045 269.90 <2 MICRONS "variety of MONTMORILLONITE" 51.0 64 478 32 1 043 045 269.90 <2 MICRONS ILLITE 35.0 64 478 32 1 043 045 269.90 <2 MICRONS CHLORITE 13.0 64 478 32 1 113 115 270.60 <2 MICRONS "variety of MONTMORILLONITE" 41.0 64 478 32 1 113 115 270.60 <2 MICRONS ILLITE 39.0 64 478 32 1 113 115 270.60 <2 MICRONS CHLORITE 13.0 64 478 36 1 129 131 308.80 <2 MICRONS "variety of MONTMORILLONITE" 45.0 64 478 36 1 129 131 308.80 <2 MICRONS ILLITE 33.0 64 478 36 1 129 131 308.80 <2 MICRONS CHLORITE 12.0 64 478 36 1 129 131 308.80 <2 MICRONS KAOLINITE 4.0 64 478 39 3 059 061 330.10 <2 MICRONS "variety of MONTMORILLONITE" 35.0 64 478 39 3 059 061 330.10 <2 MICRONS ILLITE 45.0 64 478 39 3 059 061 330.10 <2 MICRONS CHLORITE 10.0 64 478 39 3 059 061 330.10 <2 MICRONS KAOLINITE 6.0