leg site hole core section top of sample interval (cm) bottom of sample interval (cm) subbottom depth(m) fraction mineral percent 68 503 A 1 1 070 072 0.71 <2 MICRONS "variety of MONTMORILLONITE" 67.0 68 503 A 1 1 070 072 0.71 <2 MICRONS CHLORITE 33.0 68 503 A 1 2 070 072 3.01 <2 MICRONS "variety of MONTMORILLONITE" 50.0 68 503 A 1 2 070 072 3.01 <2 MICRONS ILLITE 14.0 68 503 A 1 2 070 072 3.01 <2 MICRONS CHLORITE 36.0 68 503 A 4 2 120 122 13.31 <2 MICRONS "variety of MONTMORILLONITE" 93.0 68 503 A 4 2 120 122 13.31 <2 MICRONS CHLORITE 7.0 68 503 A 5 2 070 072 17.21 <2 MICRONS "variety of MONTMORILLONITE" 96.0 68 503 A 5 2 070 072 17.21 <2 MICRONS CHLORITE 4.0 68 503 A 7 2 070 072 26.01 <2 MICRONS "variety of MONTMORILLONITE" 96.0 68 503 A 7 2 070 072 26.01 <2 MICRONS CHLORITE 4.0 68 503 A 9 2 072 074 34.89 <2 MICRONS "variety of MONTMORILLONITE" 92.0 68 503 A 9 2 072 074 34.89 <2 MICRONS CHLORITE 8.0 68 503 A 10 2 072 074 89.21 <2 MICRONS "variety of MONTMORILLONITE" 97.0 68 503 A 10 2 072 074 89.21 <2 MICRONS CHLORITE 3.0 68 503 A 11 2 070 072 43.61 <2 MICRONS "variety of MONTMORILLONITE" 97.0 68 503 A 11 2 070 072 43.61 <2 MICRONS CHLORITE 3.0 68 503 A 12 2 072 074 48.03 <2 MICRONS "variety of MONTMORILLONITE" 95.0 68 503 A 12 2 072 074 48.03 <2 MICRONS CHLORITE 5.0 68 503 A 13 2 070 072 52.41 <2 MICRONS "variety of MONTMORILLONITE" 95.0 68 503 A 13 2 070 072 52.41 <2 MICRONS CHLORITE 5.0 68 503 A 14 2 070 072 56.81 <2 MICRONS "variety of MONTMORILLONITE" 95.0 68 503 A 14 2 070 072 56.81 <2 MICRONS CHLORITE 5.0 68 503 A 15 2 070 072 61.21 <2 MICRONS "variety of MONTMORILLONITE" 97.0 68 503 A 15 2 070 072 61.21 <2 MICRONS CHLORITE 3.0 68 503 A 16 2 070 072 65.61 <2 MICRONS "variety of MONTMORILLONITE" 98.0 68 503 A 16 2 070 072 65.61 <2 MICRONS CHLORITE 2.0 68 503 A 19 2 070 072 78.81 <2 MICRONS "variety of MONTMORILLONITE" 95.0 68 503 A 19 2 070 072 78.81 <2 MICRONS CHLORITE 5.0 68 503 A 20 2 070 072 83.21 <2 MICRONS "variety of MONTMORILLONITE" 85.0 68 503 A 20 2 070 072 83.21 <2 MICRONS ILLITE 9.0 68 503 A 20 2 070 072 83.21 <2 MICRONS CHLORITE 6.0 68 503 A 21 2 070 072 87.61 <2 MICRONS "variety of MONTMORILLONITE" 89.0 68 503 A 21 2 070 072 87.61 <2 MICRONS ILLITE 4.0 68 503 A 21 2 070 072 87.61 <2 MICRONS CHLORITE 3.5 68 503 A 21 2 120 122 88.11 <2 MICRONS "variety of MONTMORILLONITE" 98.0 68 503 A 21 2 120 122 88.11 <2 MICRONS CHLORITE 2.0 68 503 A 24 2 132 134 101.43 <2 MICRONS "variety of MONTMORILLONITE" 89.0 68 503 A 24 2 132 134 101.43 <2 MICRONS ILLITE 5.0 68 503 A 24 2 132 134 101.43 <2 MICRONS CHLORITE 6.0 68 503 A 29 2 070 072 122.81 <2 MICRONS "variety of MONTMORILLONITE" 97.0 68 503 A 29 2 070 072 122.81 <2 MICRONS CHLORITE 3.0 68 503 A 30 2 072 074 127.23 <2 MICRONS "variety of MONTMORILLONITE" 97.0 68 503 A 30 2 072 074 127.23 <2 MICRONS CHLORITE 3.0 68 503 A 31 2 070 072 131.61 <2 MICRONS "variety of MONTMORILLONITE" 98.0 68 503 A 31 2 070 072 131.61 <2 MICRONS CHLORITE 2.0 68 503 A 34 2 070 072 144.81 <2 MICRONS "variety of MONTMORILLONITE" 99.0 68 503 A 34 2 070 072 144.81 <2 MICRONS CHLORITE 1.0 68 503 A 36 2 070 072 153.63 <2 MICRONS "variety of MONTMORILLONITE" 100. 68 503 A 41 2 070 072 175.61 <2 MICRONS "variety of MONTMORILLONITE" 100. 68 503 A 42 2 030 032 179.32 <2 MICRONS "variety of MONTMORILLONITE" 100. 68 503 A 43 2 070 072 184.41 <2 MICRONS "variety of MONTMORILLONITE" 100. 68 503 A 44 2 070 072 188.81 <2 MICRONS "variety of MONTMORILLONITE" 100. 68 503 A 48 2 073 075 206.44 <2 MICRONS "variety of MONTMORILLONITE" 100. 68 503 A 50 2 070 072 215.21 <2 MICRONS "variety of MONTMORILLONITE" 100. 68 503 A 51 2 070 072 219.61 <2 MICRONS "variety of MONTMORILLONITE" 100. 68 503 A 51 2 070 072 219.61 <2 MICRONS CHLORITE 45.0 68 503 A 52 2 070 072 224.01 <2 MICRONS "variety of MONTMORILLONITE" 100. 68 503 A 54 2 070 072 232.81 <2 MICRONS "variety of MONTMORILLONITE" 100.