leg site hole core section top of sample interval (cm) bottom of sample interval (cm) subbottom depth(m) fraction mineral percent 81 552 A 25 1 104 <2 MICRONS "variety of MONTMORILLONITE" 53.0 81 552 A 25 1 104 <2 MICRONS ILLITE 27.0 81 552 A 25 1 104 <2 MICRONS KAOLINITE 10.0 81 552 A 25 1 104 <2 MICRONS CHLORITE 10.0 81 552 A 26 2 069 070 <2 MICRONS "variety of MONTMORILLONITE" 61.0 81 552 A 26 2 069 070 <2 MICRONS ILLITE 27.0 81 552 A 26 2 069 070 <2 MICRONS KAOLINITE 6.0 81 552 A 26 2 069 070 <2 MICRONS CHLORITE 6.0 81 552 A 27 2 130 131 <2 MICRONS "variety of MONTMORILLONITE" 59.0 81 552 A 27 2 130 131 <2 MICRONS ILLITE 19.0 81 552 A 27 2 130 131 <2 MICRONS KAOLINITE 11.0 81 552 A 27 2 130 131 <2 MICRONS CHLORITE 11.0 81 552 A 28 2 130 131 <2 MICRONS "variety of MONTMORILLONITE" 61.0 81 552 A 28 2 130 131 <2 MICRONS ILLITE 23.0 81 552 A 28 2 130 131 <2 MICRONS KAOLINITE 7.0 81 552 A 28 2 130 131 <2 MICRONS CHLORITE 9.0 81 552 A 29 1 097 098 <2 MICRONS "variety of MONTMORILLONITE" 64.0 81 552 A 29 1 097 098 <2 MICRONS ILLITE 20.0 81 552 A 29 1 097 098 <2 MICRONS KAOLINITE 8.0 81 552 A 29 1 097 098 <2 MICRONS CHLORITE 8.0 81 552 A 30 1 076 077 <2 MICRONS "variety of MONTMORILLONITE" 60.0 81 552 A 30 1 076 077 <2 MICRONS ILLITE 25.0 81 552 A 30 1 076 077 <2 MICRONS KAOLINITE 5.0 81 552 A 30 1 076 077 <2 MICRONS CHLORITE 10.0 81 552 A 31 2 100 101 <2 MICRONS "variety of MONTMORILLONITE" 61.0 81 552 A 31 2 100 101 <2 MICRONS ILLITE 21.0 81 552 A 31 2 100 101 <2 MICRONS KAOLINITE 7.0 81 552 A 31 2 100 101 <2 MICRONS CHLORITE 11.0 81 552 A 32 2 054 055 <2 MICRONS "variety of MONTMORILLONITE" 59.0 81 552 A 32 2 054 055 <2 MICRONS ILLITE 21.0 81 552 A 32 2 054 055 <2 MICRONS KAOLINITE 9.0 81 552 A 32 2 054 055 <2 MICRONS CHLORITE 11.0 81 552 A 33 3 083 084 <2 MICRONS "variety of MONTMORILLONITE" 63.0 81 552 A 33 3 083 084 <2 MICRONS ILLITE 21.0 81 552 A 33 3 083 084 <2 MICRONS KAOLINITE 10.0 81 552 A 33 3 083 084 <2 MICRONS CHLORITE 6.0 81 552 A 34 1 080 081 <2 MICRONS "variety of MONTMORILLONITE" 60.0 81 552 A 34 1 080 081 <2 MICRONS ILLITE 24.0 81 552 A 34 1 080 081 <2 MICRONS KAOLINITE 8.0 81 552 A 34 1 080 081 <2 MICRONS CHLORITE 8.0 81 552 A 35 3 030 031 <2 MICRONS "variety of MONTMORILLONITE" 67.0 81 552 A 35 3 030 031 <2 MICRONS ILLITE 13.0 81 552 A 35 3 030 031 <2 MICRONS CHLORITE 20.0 81 552 A 36 2 050 051 <2 MICRONS "variety of MONTMORILLONITE" 78.0 81 552 A 36 2 050 051 <2 MICRONS ILLITE 10.0 81 552 A 36 2 050 051 <2 MICRONS CHLORITE 12.0 81 552 A 37 1 015 016 <2 MICRONS "variety of MONTMORILLONITE" 100. 81 552 A 37 1 106 107 <2 MICRONS "variety of MONTMORILLONITE" 100. 81 552 A 37 2 051 052 <2 MICRONS "variety of MONTMORILLONITE" 100. 81 552 A 37 2 092 093 <2 MICRONS "variety of MONTMORILLONITE" 100. 81 552 A 38 1 130 131 <2 MICRONS "variety of MONTMORILLONITE" 100.