leg site hole core section top of sample interval (cm) bottom of sample interval (cm) subbottom depth(m) fraction mineral percent 80 550 427.38 CLAY "variety of MONTMORILLONITE" 94. 80 550 427.60 CLAY "variety of MONTMORILLONITE" 92. 80 550 447.28 CLAY "variety of MONTMORILLONITE" 62. 80 550 448.85 CLAY "variety of MONTMORILLONITE" 58. 80 550 449.52 CLAY "variety of MONTMORILLONITE" 57. 80 550 449.97 CLAY "variety of MONTMORILLONITE" 57. 80 550 451.31 CLAY "variety of MONTMORILLONITE" 56. 80 550 451.53 CLAY "variety of MONTMORILLONITE" 54. 80 550 452.43 CLAY "variety of MONTMORILLONITE" 54. 80 550 453.55 CLAY "variety of MONTMORILLONITE" 51. 80 550 455.34 CLAY "variety of MONTMORILLONITE" 43. 80 550 455.56 CLAY "variety of MONTMORILLONITE" 30. 80 550 455.78 CLAY "variety of MONTMORILLONITE" 30. 80 550 456.23 CLAY "variety of MONTMORILLONITE" 30. 80 550 456.45 CLAY "variety of MONTMORILLONITE" 30. 80 550 458.02 CLAY "variety of MONTMORILLONITE" 36. 80 550 458.69 CLAY "variety of MONTMORILLONITE" 45. 80 550 459.14 CLAY "variety of MONTMORILLONITE" 45. 80 550 460.48 CLAY "variety of MONTMORILLONITE" 70. 80 550 460.93 CLAY "variety of MONTMORILLONITE" 91. 80 550 461.15 CLAY "variety of MONTMORILLONITE" 91. 80 550 462.04 CLAY "variety of MONTMORILLONITE" 87. 80 550 468.53 CLAY "variety of MONTMORILLONITE" 66. 80 550 469.20 CLAY "variety of MONTMORILLONITE" 66. 80 550 475.46 CLAY "variety of MONTMORILLONITE" 18. 80 550 475.69 CLAY "variety of MONTMORILLONITE" 38. 80 550 475.91 CLAY "variety of MONTMORILLONITE" 38. 80 550 476.13 CLAY "variety of MONTMORILLONITE" 38. 80 550 476.13 CLAY "variety of MONTMORILLONITE" 38. 80 550 476.36 CLAY "variety of MONTMORILLONITE" 38. 80 550 476.58 CLAY "variety of MONTMORILLONITE" 45. 80 550 483.51 CLAY "variety of MONTMORILLONITE" 20. 80 550 484.19 CLAY "variety of MONTMORILLONITE" 20. 80 550 484.41 CLAY "variety of MONTMORILLONITE" 20. 80 550 492.68 CLAY "variety of MONTMORILLONITE" 37. 80 550 492.91 CLAY "variety of MONTMORILLONITE" 37. 80 550 493.58 CLAY "variety of MONTMORILLONITE" 42. 80 550 494.47 CLAY "variety of MONTMORILLONITE" 42. 80 550 494.92 CLAY "variety of MONTMORILLONITE" 49. 80 550 495.59 CLAY "variety of MONTMORILLONITE" 62. 80 550 495.81 CLAY "variety of MONTMORILLONITE" 62. 80 550 496.49 CLAY "variety of MONTMORILLONITE" 62. 80 550 496.71 CLAY "variety of MONTMORILLONITE" 64. 80 550 497.16 CLAY "variety of MONTMORILLONITE" 64. 80 550 497.60 CLAY "variety of MONTMORILLONITE" 67. 80 550 500.96 CLAY "variety of MONTMORILLONITE" 76. 80 550 512.14 CLAY "variety of MONTMORILLONITE" 79. 80 550 514.60 CLAY "variety of MONTMORILLONITE" 61. 80 550 515.05 CLAY "variety of MONTMORILLONITE" 61. 80 550 515.27 CLAY "variety of MONTMORILLONITE" 61. 80 550 517.06 CLAY "variety of MONTMORILLONITE" 56. 80 550 519.07 CLAY "variety of MONTMORILLONITE" 49. 80 550 520.64 CLAY "variety of MONTMORILLONITE" 41. 80 550 520.86 CLAY "variety of MONTMORILLONITE" 41. 80 550 521.09 CLAY "variety of MONTMORILLONITE" 41. 80 550 523.10 CLAY "variety of MONTMORILLONITE" 49. 80 550 523.32 CLAY "variety of MONTMORILLONITE" 49. 80 550 523.55 CLAY "variety of MONTMORILLONITE" 53. 80 550 528.47 CLAY "variety of MONTMORILLONITE" 67. 80 550 528.69 CLAY "variety of MONTMORILLONITE" 65. 80 550 529.36 CLAY "variety of MONTMORILLONITE" 65. 80 550 530.48 CLAY "variety of MONTMORILLONITE" 60. 80 550 531.82 CLAY "variety of MONTMORILLONITE" 52. 80 550 532.04 CLAY "variety of MONTMORILLONITE" 52. 80 550 532.27 CLAY "variety of MONTMORILLONITE" 52. 80 550 532.72 CLAY "variety of MONTMORILLONITE" 39. 80 550 535.62 CLAY "variety of MONTMORILLONITE" 35. 80 550 536.07 CLAY "variety of MONTMORILLONITE" 35. 80 550 536.74 CLAY "variety of MONTMORILLONITE" 42. 80 550 537.64 CLAY "variety of MONTMORILLONITE" 48. 80 550 538.53 CLAY "variety of MONTMORILLONITE" 54. 80 550 540.32 CLAY "variety of MONTMORILLONITE" 59. 80 550 540.54 CLAY "variety of MONTMORILLONITE" 55. 80 550 540.77 CLAY "variety of MONTMORILLONITE" 55. 80 550 541.66 CLAY "variety of MONTMORILLONITE" 32. 80 550 541.89 CLAY "variety of MONTMORILLONITE" 32. 80 550 544.35 CLAY "variety of MONTMORILLONITE" 58. 80 550 545.24 CLAY "variety of MONTMORILLONITE" 64. 80 550 545.46 CLAY "variety of MONTMORILLONITE" 64. 80 550 545.91 CLAY "variety of MONTMORILLONITE" 71. 80 550 575.65 CLAY "variety of MONTMORILLONITE" 88. 80 550 575.88 CLAY "variety of MONTMORILLONITE" 88. 80 550 576.33 CLAY "variety of MONTMORILLONITE" 88. 80 550 577.00 CLAY "variety of MONTMORILLONITE" 88. 80 550 577.44 CLAY "variety of MONTMORILLONITE" 88. 80 550 579.01 CLAY "variety of MONTMORILLONITE" 87. 80 550 579.23 CLAY "variety of MONTMORILLONITE" 87. 80 550 580.35 CLAY "variety of MONTMORILLONITE" 80. 80 550 580.80 CLAY "variety of MONTMORILLONITE" 78. 80 550 581.25 CLAY "variety of MONTMORILLONITE" 78. 80 550 581.69 CLAY "variety of MONTMORILLONITE" 76. 80 550 584.82 CLAY "variety of MONTMORILLONITE" 81. 80 550 588.40 CLAY "variety of MONTMORILLONITE" 85. 80 550 589.74 CLAY "variety of MONTMORILLONITE" 90. 80 550 589.97 CLAY "variety of MONTMORILLONITE" 90. 80 550 590.42 CLAY "variety of MONTMORILLONITE" 90. 80 550 590.64 CLAY "variety of MONTMORILLONITE" 87. 80 550 590.86 CLAY "variety of MONTMORILLONITE" 87. 80 550 593.55 CLAY "variety of MONTMORILLONITE" 87. 80 550 593.99 CLAY "variety of MONTMORILLONITE" 87. 80 550 594.66 CLAY "variety of MONTMORILLONITE" 90. 80 550 596.45 CLAY "variety of MONTMORILLONITE" 90. 80 550 598.91 CLAY "variety of MONTMORILLONITE" 90. 80 550 602.94 CLAY "variety of MONTMORILLONITE" 90. 80 550 606.07 CLAY "variety of MONTMORILLONITE" 90. 80 550 613.45 CLAY "variety of MONTMORILLONITE" 90. 80 550 616.81 CLAY "variety of MONTMORILLONITE" 90. 80 550 617.25 CLAY "variety of MONTMORILLONITE" 90. 80 550 617.92 CLAY "variety of MONTMORILLONITE" 87. 80 550 620.83 CLAY "variety of MONTMORILLONITE" 79. 80 550 625.75 CLAY "variety of MONTMORILLONITE" 60. 80 550 627.54 CLAY "variety of MONTMORILLONITE" 50. 80 550 627.76 CLAY "variety of MONTMORILLONITE" 50. 80 550 627.99 CLAY "variety of MONTMORILLONITE" 50. 80 550 628.21 CLAY "variety of MONTMORILLONITE" 50. 80 550 2 1 043 046 99.93 <2 MICRONS "variety of MONTMORILLONITE" 35.0 80 550 2 1 043 046 99.93 <2 MICRONS ILLITE 45.0 80 550 2 1 043 046 99.93 <2 MICRONS KAOLINITE 12.0 80 550 2 1 043 046 99.93 <2 MICRONS CHLORITE 6.0 80 550 3 2 051 054 111.01 <2 MICRONS "variety of MONTMORILLONITE" 52.0 80 550 3 2 051 054 111.01 <2 MICRONS ILLITE 32.0 80 550 3 2 051 054 111.01 <2 MICRONS KAOLINITE 11.0 80 550 3 2 051 054 111.01 <2 MICRONS CHLORITE 5.0 80 550 4 2 044 048 120.44 <2 MICRONS "variety of MONTMORILLONITE" 53.0 80 550 4 2 044 048 120.44 <2 MICRONS ILLITE 28.0 80 550 4 2 044 048 120.44 <2 MICRONS KAOLINITE 13.0 80 550 4 2 044 048 120.44 <2 MICRONS CHLORITE 6.0 80 550 5 2 034 038 129.84 <2 MICRONS "variety of MONTMORILLONITE" 25.0 80 550 5 2 034 038 129.84 <2 MICRONS ILLITE 49.0 80 550 5 2 034 038 129.84 <2 MICRONS KAOLINITE 13.0 80 550 5 2 034 038 129.84 <2 MICRONS CHLORITE 13.0 80 550 6 2 044 048 139.44 <2 MICRONS "variety of MONTMORILLONITE" 37.0 80 550 6 2 044 048 139.44 <2 MICRONS ILLITE 45.0 80 550 6 2 044 048 139.44 <2 MICRONS KAOLINITE 12.0 80 550 6 2 044 048 139.44 <2 MICRONS CHLORITE 6.0 80 550 7 2 050 055 149.00 <2 MICRONS "variety of MONTMORILLONITE" 21.0 80 550 7 2 050 055 149.00 <2 MICRONS ILLITE 51.0 80 550 7 2 050 055 149.00 <2 MICRONS KAOLINITE 14.0 80 550 7 2 050 055 149.00 <2 MICRONS CHLORITE 14.0 80 550 8 2 072 077 158.12 <2 MICRONS "variety of MONTMORILLONITE" 32.0 80 550 8 2 072 077 158.12 <2 MICRONS ILLITE 40.0 80 550 8 2 072 077 158.12 <2 MICRONS KAOLINITE 14.0 80 550 8 2 072 077 158.12 <2 MICRONS CHLORITE 14.0 80 550 9 2 080 085 167.58 <2 MICRONS "variety of MONTMORILLONITE" 38.0 80 550 9 2 080 085 167.58 <2 MICRONS ILLITE 38.0 80 550 9 2 080 085 167.58 <2 MICRONS KAOLINITE 8.0 80 550 9 2 080 085 167.58 <2 MICRONS CHLORITE 16.0 80 550 10 2 031 033 177.31 <2 MICRONS "variety of MONTMORILLONITE" 16.0 80 550 10 2 031 033 177.31 <2 MICRONS ILLITE 54.0 80 550 10 2 031 033 177.31 <2 MICRONS KAOLINITE 15.0 80 550 10 2 031 033 177.31 <2 MICRONS CHLORITE 15.0 80 550 11 2 026 028 186.76 <2 MICRONS "variety of MONTMORILLONITE" 18.0 80 550 11 2 026 028 186.76 <2 MICRONS ILLITE 48.0 80 550 11 2 026 028 186.76 <2 MICRONS KAOLINITE 17.0 80 550 11 2 026 028 186.76 <2 MICRONS CHLORITE 17.0 80 550 12 2 020 022 196.20 <2 MICRONS "variety of MONTMORILLONITE" 38.0 80 550 12 2 020 022 196.20 <2 MICRONS ILLITE 41.0 80 550 12 2 020 022 196.20 <2 MICRONS KAOLINITE 7.0 80 550 12 2 020 022 196.20 <2 MICRONS CHLORITE 14.0 80 550 13 1 012 016 204.12 <2 MICRONS "variety of MONTMORILLONITE" 45.0 80 550 13 1 012 016 204.12 <2 MICRONS ILLITE 37.0 80 550 13 1 012 016 204.12 <2 MICRONS KAOLINITE 6.0 80 550 13 1 012 016 204.12 <2 MICRONS CHLORITE 12.0 80 550 14 2 057 061 215.57 <2 MICRONS "variety of MONTMORILLONITE" 57.0 80 550 14 2 057 061 215.57 <2 MICRONS ILLITE 28.0 80 550 14 2 057 061 215.57 <2 MICRONS KAOLINITE 9.0 80 550 14 2 057 061 215.57 <2 MICRONS CHLORITE 6.0 80 550 15 1 035 039 223.35 <2 MICRONS "variety of MONTMORILLONITE" 36.0 80 550 15 1 035 039 223.35 <2 MICRONS ILLITE 42.0 80 550 15 1 035 039 223.35 <2 MICRONS KAOLINITE 10.0 80 550 15 1 035 039 223.35 <2 MICRONS CHLORITE 12.0 80 550 16 2 034 038 234.34 <2 MICRONS "variety of MONTMORILLONITE" 52.0 80 550 16 2 034 038 234.34 <2 MICRONS ILLITE 27.0 80 550 16 2 034 038 234.34 <2 MICRONS KAOLINITE 11.0 80 550 16 2 034 038 234.34 <2 MICRONS CHLORITE 10.0 80 550 17 2 022 026 243.72 <2 MICRONS "variety of MONTMORILLONITE" 54.0 80 550 17 2 022 026 243.72 <2 MICRONS ILLITE 29.0 80 550 17 2 022 026 243.72 <2 MICRONS KAOLINITE 10.0 80 550 17 2 022 026 243.72 <2 MICRONS CHLORITE 7.0 80 550 18 2 025 029 253.25 <2 MICRONS "variety of MONTMORILLONITE" 54.0 80 550 18 2 025 029 253.25 <2 MICRONS ILLITE 30.0 80 550 18 2 025 029 253.25 <2 MICRONS KAOLINITE 9.0 80 550 18 2 025 029 253.25 <2 MICRONS CHLORITE 7.0 80 550 19 2 035 039 263.30 <2 MICRONS "variety of MONTMORILLONITE" 60.0 80 550 19 2 035 039 263.30 <2 MICRONS ILLITE 26.0 80 550 19 2 035 039 263.30 <2 MICRONS KAOLINITE 9.0 80 550 19 2 035 039 263.30 <2 MICRONS CHLORITE 5.0 80 550 21 2 080 085 282.30 <2 MICRONS "variety of MONTMORILLONITE" 61.0 80 550 21 2 080 085 282.30 <2 MICRONS ILLITE 24.0 80 550 21 2 080 085 282.30 <2 MICRONS KAOLINITE 10.0 80 550 21 2 080 085 282.30 <2 MICRONS CHLORITE 5.0 80 550 22 2 071 072 291.71 <2 MICRONS "variety of MONTMORILLONITE" 67.0 80 550 22 2 071 072 291.71 <2 MICRONS ILLITE 25.0 80 550 22 2 071 072 291.71 <2 MICRONS KAOLINITE 12.0 80 550 22 2 071 072 291.71 <2 MICRONS CHLORITE 6.0 80 550 23 2 068 070 301.18 <2 MICRONS "variety of MONTMORILLONITE" 78.0 80 550 23 2 068 070 301.18 <2 MICRONS ILLITE 14.0 80 550 23 2 068 070 301.18 <2 MICRONS KAOLINITE 4.0 80 550 23 2 068 070 301.18 <2 MICRONS CHLORITE 4.0 80 550 25 2 060 062 320.10 <2 MICRONS "variety of MONTMORILLONITE" 81.0 80 550 25 2 060 062 320.10 <2 MICRONS ILLITE 11.0 80 550 25 2 060 062 320.10 <2 MICRONS CHLORITE 8.0 80 550 25 3 050 053 321.50 <2 MICRONS "variety of MONTMORILLONITE" 74.0 80 550 25 3 050 053 321.50 <2 MICRONS ILLITE 13.0 80 550 25 3 050 053 321.50 <2 MICRONS CHLORITE 13.0 80 550 26 1 040 042 327.90 <2 MICRONS "variety of MONTMORILLONITE" 73.0 80 550 26 1 040 042 327.90 <2 MICRONS ILLITE 15.0 80 550 26 1 040 042 327.90 <2 MICRONS CHLORITE 12.0 80 550 27 2 039 042 338.89 <2 MICRONS "variety of MONTMORILLONITE" 83.0 80 550 27 2 039 042 338.89 <2 MICRONS ILLITE 10.0 80 550 27 2 039 042 338.89 <2 MICRONS CHLORITE 7.0 80 550 28 2 047 050 348.47 <2 MICRONS "variety of MONTMORILLONITE" 76.0 80 550 28 2 047 050 348.47 <2 MICRONS ILLITE 13.0 80 550 28 2 047 050 348.47 <2 MICRONS CHLORITE 11.0 80 550 29 2 048 051 357.98 <2 MICRONS "variety of MONTMORILLONITE" 83.0 80 550 29 2 048 051 357.98 <2 MICRONS ILLITE 9.0 80 550 29 2 048 051 357.98 <2 MICRONS CHLORITE 8.0 80 550 30 2 047 049 367.47 <2 MICRONS "variety of MONTMORILLONITE" 80.0 80 550 30 2 047 049 367.47 <2 MICRONS ILLITE 13.0 80 550 30 2 047 049 367.47 <2 MICRONS CHLORITE 7.0 80 550 31 2 051 053 377.01 <2 MICRONS "variety of MONTMORILLONITE" 87.0 80 550 31 2 051 053 377.01 <2 MICRONS ILLITE 8.0 80 550 31 2 051 053 377.01 <2 MICRONS CHLORITE 5.0 80 550 32 2 069 071 386.69 <2 MICRONS "variety of MONTMORILLONITE" 91.0 80 550 32 2 069 071 386.69 <2 MICRONS ILLITE 7.0 80 550 32 2 069 071 386.69 <2 MICRONS CHLORITE 2.0 80 550 33 2 058 059 396.08 <2 MICRONS "variety of MONTMORILLONITE" 87.0 80 550 33 2 058 059 396.08 <2 MICRONS ILLITE 9.0 80 550 33 2 058 059 396.08 <2 MICRONS CHLORITE 4.0 80 550 34 1 061 062 404.11 <2 MICRONS "variety of MONTMORILLONITE" 87.0 80 550 34 1 061 062 404.11 <2 MICRONS ILLITE 8.0 80 550 34 1 061 062 404.11 <2 MICRONS CHLORITE 5.0 80 550 34 5 061 062 410.11 <2 MICRONS "variety of MONTMORILLONITE" 79.0 80 550 34 5 061 062 410.11 <2 MICRONS ILLITE 16.0 80 550 34 5 061 062 410.11 <2 MICRONS CHLORITE 5.0 80 550 35 2 061 062 415.11 <2 MICRONS "variety of MONTMORILLONITE" 94.0 80 550 35 2 061 062 415.11 <2 MICRONS ILLITE 6.0