leg site hole core section top of sample interval (cm) bottom of sample interval (cm) subbottom depth(m) fraction mineral percent 64 479 6 2 068 070 43.20 <2 MICRONS "variety of MONTMORILLONITE" 56.0 64 479 6 2 068 070 43.20 <2 MICRONS ILLITE 35.0 64 479 6 2 068 070 43.20 <2 MICRONS CHLORITE 9.0 64 479 10 6 029 031 86.80 <2 MICRONS "variety of MONTMORILLONITE" 51.0 64 479 10 6 029 031 86.80 <2 MICRONS ILLITE 43.0 64 479 10 6 029 031 86.80 <2 MICRONS CHLORITE 6.0 64 479 21 2 093 095 185.90 <2 MICRONS "variety of MONTMORILLONITE" 31.0 64 479 21 2 093 095 185.90 <2 MICRONS ILLITE 55.0 64 479 21 2 093 095 185.90 <2 MICRONS CHLORITE 14.0 64 479 36 4 090 092 331.40 <2 MICRONS "variety of MONTMORILLONITE" 37.0 64 479 36 4 090 092 331.40 <2 MICRONS ILLITE 47.0 64 479 36 4 090 092 331.40 <2 MICRONS CHLORITE 16.0 64 479 44 5 026 028 408.30 <2 MICRONS "variety of MONTMORILLONITE" 62.0 64 479 44 5 026 028 408.30 <2 MICRONS ILLITE 30.0 64 479 44 5 026 028 408.30 <2 MICRONS CHLORITE 8.0