leg site hole core section top of sample interval(cm) bottom of sample interval (cm) subbottom depth(m) fraction mineral percent 41 366 1 2 006 007 BULK QUARTZ 3.0 41 366 1 2 006 007 BULK CALCITE 53.0 41 366 1 2 006 007 BULK HALITE 2.0 41 366 1 2 006 007 BULK ILLITE 1.8 41 366 1 2 006 007 BULK MIXED LAYER CLAY 1.0 41 366 1 2 006 007 BULK "variety of MONTMORILLONITE" 2.2 41 366 1 2 006 007 BULK KAOLINITE 4.2 41 366 1 2 006 007 BULK 'amorphous material' measure 32.0 41 366 2 2 019 020 BULK QUARTZ 7.1 41 366 2 2 019 020 BULK CALCITE 29.0 41 366 2 2 019 020 BULK HALITE 1.8 41 366 2 2 019 020 BULK ILLITE 4.8 41 366 2 2 019 020 BULK MIXED LAYER CLAY 2.0 41 366 2 2 019 020 BULK "variety of MONTMORILLONITE" 6.3 41 366 2 2 019 020 BULK KAOLINITE 7.3 41 366 2 2 019 020 BULK 'amorphous material' measure 40.0 41 366 3 5 075 076 BULK QUARTZ 6.0 41 366 3 5 075 076 BULK CALCITE 32.0 41 366 3 5 075 076 BULK HALITE 0.4 41 366 3 5 075 076 BULK ILLITE 1.2 41 366 3 5 075 076 BULK MIXED LAYER CLAY 3.3 41 366 3 5 075 076 BULK "variety of MONTMORILLONITE" 2.8 41 366 3 5 075 076 BULK KAOLINITE 14.0 41 366 3 5 075 076 BULK 'amorphous material' measure 40.0 41 366 4 2 134 135 BULK QUARTZ 0.8 41 366 4 2 134 135 BULK CALCITE 76.0 41 366 4 2 134 135 BULK HALITE 1.2 41 366 4 2 134 135 BULK "variety of MONTMORILLONITE" 1.3 41 366 4 2 134 135 BULK KAOLINITE 1.6 41 366 4 2 134 135 BULK 'amorphous material' measure 19.0 41 366 5 2 003 005 BULK QUARTZ 0.5 41 366 5 2 003 005 BULK CLINOPTILOLITE 2.8 41 366 5 2 003 005 BULK CALCITE 69.0 41 366 5 2 003 005 BULK HALITE 0.7 41 366 5 2 003 005 BULK 'amorphous material' measure 27.0 41 366 6 3 064 065 BULK CALCITE 75.0 41 366 6 3 064 065 BULK HALITE 1.1 41 366 6 3 064 065 BULK "variety of MONTMORILLONITE" 3.1 41 366 6 3 064 065 BULK 'amorphous material' measure 20.0 41 366 7 3 070 071 BULK QUARTZ 0.4 41 366 7 3 070 071 BULK CALCITE 73.0 41 366 7 3 070 071 BULK HALITE 1.0 41 366 7 3 070 071 BULK "variety of MONTMORILLONITE" 4.1 41 366 7 3 070 071 BULK 'amorphous material' measure 21.0 41 366 9 3 059 060 BULK CALCITE 76.0 41 366 9 3 059 060 BULK HALITE 0.4 41 366 9 3 059 060 BULK "variety of MONTMORILLONITE" 4.9 41 366 9 3 059 060 BULK 'amorphous material' measure 18.0 41 366 10 2 057 058 BULK QUARTZ 0.4 41 366 10 2 057 058 BULK CALCITE 70.0 41 366 10 2 057 058 BULK HALITE 0.7 41 366 10 2 057 058 BULK "variety of MONTMORILLONITE" 3.9 41 366 10 2 057 058 BULK 'amorphous material' measure 25.0 41 366 11 1 049 050 BULK CALCITE 69.0 41 366 11 1 049 050 BULK HALITE 0.9 41 366 11 1 049 050 BULK "variety of MONTMORILLONITE" 4.8 41 366 11 1 049 050 BULK 'amorphous material' measure 25.0 41 366 12 3 075 076 BULK CALCITE 62.0 41 366 12 3 075 076 BULK HALITE 0.5 41 366 12 3 075 076 BULK "variety of MONTMORILLONITE" 10.5 41 366 12 3 075 076 BULK 'amorphous material' measure 27.0 41 366 13 2 081 082 BULK CALCITE 56.0 41 366 13 2 081 082 BULK HALITE 0.6 41 366 13 2 081 082 BULK "variety of MONTMORILLONITE" 8.8 41 366 13 2 081 082 BULK 'amorphous material' measure 34.0 41 366 14 3 084 085 BULK OPAL 3.0 41 366 14 3 084 085 BULK CALCITE 54.0 41 366 14 3 084 085 BULK HALITE 1.3 41 366 14 3 084 085 BULK "variety of MONTMORILLONITE" 5.8 41 366 14 3 084 085 BULK 'amorphous material' measure 36.0 41 366 15 1 054 055 BULK CALCITE 76.0 41 366 15 1 054 055 BULK HALITE 0.5 41 366 15 1 054 055 BULK "variety of MONTMORILLONITE" 3.3 41 366 15 1 054 055 BULK 'amorphous material' measure 20.0 41 366 16 2 008 009 BULK CALCITE 65.0 41 366 16 2 008 009 BULK HALITE 0.4 41 366 16 2 008 009 BULK "variety of MONTMORILLONITE" 8.4 41 366 16 2 008 009 BULK 'amorphous material' measure 26.0 41 366 19 1 102 103 BULK CALCITE 75.0 41 366 19 1 102 103 BULK HALITE 0.5 41 366 19 1 102 103 BULK "variety of MONTMORILLONITE" 4.7 41 366 19 1 102 103 BULK 'amorphous material' measure 20.0 41 366 20 2 131 132 BULK OPAL 8.1 41 366 20 2 131 132 BULK CALCITE 74.0 41 366 20 2 131 132 BULK HALITE 0.4 41 366 20 2 131 132 BULK "variety of MONTMORILLONITE" 5.0 41 366 20 2 131 132 BULK 'amorphous material' measure 13.0 41 366 21 2 082 083 BULK OPAL 2.3 41 366 21 2 082 083 BULK CALCITE 82.0 41 366 21 2 082 083 BULK HALITE 0.4 41 366 21 2 082 083 BULK "variety of MONTMORILLONITE" 3.3 41 366 21 2 082 083 BULK 'amorphous material' measure 12.0 41 366 22 1 050 051 BULK OPAL 5.6 41 366 22 1 050 051 BULK CALCITE 80.0 41 366 22 1 050 051 BULK HALITE 0.4 41 366 22 1 050 051 BULK "variety of MONTMORILLONITE" 3.3 41 366 22 1 050 051 BULK 'amorphous material' measure 10.0 41 366 23 1 069 070 BULK OPAL 3.2 41 366 23 1 069 070 BULK CALCITE 88.0 41 366 23 1 069 070 BULK HALITE 0.4 41 366 23 1 069 070 BULK "variety of MONTMORILLONITE" 2.7 41 366 23 1 069 070 BULK 'amorphous material' measure 5.0 41 366 24 2 111 112 BULK OPAL 6.3 41 366 24 2 111 112 BULK CALCITE 82.0 41 366 24 2 111 112 BULK HALITE 0.3 41 366 24 2 111 112 BULK "variety of MONTMORILLONITE" 5.1 41 366 24 2 111 112 BULK 'amorphous material' measure 6.0 41 366 25 2 059 060 BULK QUARTZ 19.0 41 366 25 2 059 060 BULK OPAL 46.0 41 366 25 2 059 060 BULK CALCITE 31.0 41 366 25 2 059 060 BULK 'amorphous material' measure 4.0 41 366 27 2 079 080 BULK OPAL 14.0 41 366 27 2 079 080 BULK CALCITE 70.0 41 366 27 2 079 080 BULK "variety of MONTMORILLONITE" 1.8 41 366 27 2 079 080 BULK 'amorphous material' measure 14.0 41 366 28 3 058 059 BULK OPAL 18.0 41 366 28 3 058 059 BULK CALCITE 72.0 41 366 28 3 058 059 BULK "variety of MONTMORILLONITE" 2.7 41 366 28 3 058 059 BULK 'amorphous material' measure 8.0 41 366 29 2 037 038 BULK QUARTZ 1.2 41 366 29 2 037 038 BULK OPAL 9.6 41 366 29 2 037 038 BULK CALCITE 65.0 41 366 29 2 037 038 BULK "variety of MONTMORILLONITE" 5.1 41 366 29 2 037 038 BULK PALYGORSKITE 1.4 41 366 29 2 037 038 BULK 'amorphous material' measure 17.0 41 366 30 1 110 111 BULK QUARTZ 14.0 41 366 30 1 110 111 BULK OPAL 45.0 41 366 30 1 110 111 BULK CALCITE 32.0 41 366 30 1 110 111 BULK "variety of MONTMORILLONITE" 1.0 41 366 30 1 110 111 BULK 'amorphous material' measure 8.0 41 366 31 2 133 134 BULK QUARTZ 1.0 41 366 31 2 133 134 BULK OPAL 67.0 41 366 31 2 133 134 BULK CALCITE 20.0 41 366 31 2 133 134 BULK "variety of MONTMORILLONITE" 1.5 41 366 31 2 133 134 BULK PALYGORSKITE 4.2 41 366 31 2 133 134 BULK 'amorphous material' measure 6.0 41 366 34 5 133 134 BULK QUARTZ 1.4 41 366 34 5 133 134 BULK OPAL 19.0 41 366 34 5 133 134 BULK CALCITE 49.0 41 366 34 5 133 134 BULK "variety of MONTMORILLONITE" 6.9 41 366 34 5 133 134 BULK PALYGORSKITE 1.6 41 366 34 5 133 134 BULK 'amorphous material' measure 22.0 41 366 35 5 113 114 BULK QUARTZ 5.5 41 366 35 5 113 114 BULK OPAL 14.0 41 366 35 5 113 114 BULK CALCITE 58.0 41 366 35 5 113 114 BULK "variety of MONTMORILLONITE" 6.3 41 366 35 5 113 114 BULK PALYGORSKITE 1.2 41 366 35 5 113 114 BULK 'amorphous material' measure 15.0 41 366 36 3 034 035 BULK QUARTZ 3.0 41 366 36 3 034 035 BULK OPAL 30.0 41 366 36 3 034 035 BULK CALCITE 51.0 41 366 36 3 034 035 BULK HALITE 0.5 41 366 36 3 034 035 BULK "variety of MONTMORILLONITE" 3.0 41 366 36 3 034 035 BULK PALYGORSKITE 0.3 41 366 36 3 034 035 BULK 'amorphous material' measure 12.0 41 366 37 3 024 025 BULK QUARTZ 3.0 41 366 37 3 024 025 BULK OPAL 45.0 41 366 37 3 024 025 BULK CALCITE 37.0 41 366 37 3 024 025 BULK HALITE 0.5 41 366 37 3 024 025 BULK "variety of MONTMORILLONITE" 6.5 41 366 37 3 024 025 BULK PALYGORSKITE 0.4 41 366 37 3 024 025 BULK 'amorphous material' measure 7.0 41 366 38 3 046 047 BULK QUARTZ 7.8 41 366 38 3 046 047 BULK OPAL 33.0 41 366 38 3 046 047 BULK CALCITE 43.0 41 366 38 3 046 047 BULK HALITE 0.4 41 366 38 3 046 047 BULK "variety of MONTMORILLONITE" 5.4 41 366 38 3 046 047 BULK PALYGORSKITE 0.8 41 366 38 3 046 047 BULK 'amorphous material' measure 9.0 41 366 39 3 122 123 BULK QUARTZ 8.2 41 366 39 3 122 123 BULK OPAL 22.0 41 366 39 3 122 123 BULK CALCITE 54.0 41 366 39 3 122 123 BULK HALITE 0.5 41 366 39 3 122 123 BULK "variety of MONTMORILLONITE" 7.6 41 366 39 3 122 123 BULK PALYGORSKITE 1.0 41 366 39 3 122 123 BULK 'amorphous material' measure 7.0 41 366 40 3 076 077 BULK QUARTZ 16.0 41 366 40 3 076 077 BULK OPAL 24.0 41 366 40 3 076 077 BULK CALCITE 44.0 41 366 40 3 076 077 BULK HALITE 0.5 41 366 40 3 076 077 BULK "variety of MONTMORILLONITE" 4.4 41 366 40 3 076 077 BULK PALYGORSKITE 1.0 41 366 40 3 076 077 BULK 'amorphous material' measure 10.0 41 366 41 3 076 077 BULK QUARTZ 18.0 41 366 41 3 076 077 BULK OPAL 12.0 41 366 41 3 076 077 BULK CALCITE 57.0 41 366 41 3 076 077 BULK "variety of MONTMORILLONITE" 5.2 41 366 41 3 076 077 BULK 'amorphous material' measure 7.0 41 366 42 3 122 123 BULK QUARTZ 14.0 41 366 42 3 122 123 BULK CALCITE 71.0 41 366 42 3 122 123 BULK HALITE 0.3 41 366 42 3 122 123 BULK "variety of MONTMORILLONITE" 6.6 41 366 42 3 122 123 BULK 'amorphous material' measure 7.0 41 366 43 3 127 128 BULK QUARTZ 19.0 41 366 43 3 127 128 BULK CALCITE 72.0 41 366 43 3 127 128 BULK "variety of MONTMORILLONITE" 4.0 41 366 43 3 127 128 BULK 'amorphous material' measure 5.0 41 366 44 3 073 074 BULK QUARTZ 32.0 41 366 44 3 073 074 BULK CALCITE 5.6 41 366 44 3 073 074 BULK ILLITE 2.0 41 366 44 3 073 074 BULK MIXED LAYER CLAY 5.6 41 366 44 3 073 074 BULK "variety of MONTMORILLONITE" 27.0 41 366 44 3 073 074 BULK 'amorphous material' measure 29.0 41 366 45 3 041 042 BULK QUARTZ 17.0 41 366 45 3 041 042 BULK CALCITE 67.0 41 366 45 3 041 042 BULK "variety of MONTMORILLONITE" 5.8 41 366 45 3 041 042 BULK 'amorphous material' measure 7.0 41 366 46 3 063 064 BULK QUARTZ 23.0 41 366 46 3 063 064 BULK CALCITE 61.0 41 366 46 3 063 064 BULK "variety of MONTMORILLONITE" 5.0 41 366 46 3 063 064 BULK 'amorphous material' measure 8.0 41 366 47 3 040 041 BULK QUARTZ 18.0 41 366 47 3 040 041 BULK CALCITE 61.0 41 366 47 3 040 041 BULK "variety of MONTMORILLONITE" 15.0 41 366 47 3 040 041 BULK 'amorphous material' measure 6.0 41 366 48 3 045 046 BULK QUARTZ 23.0 41 366 48 3 045 046 BULK CALCITE 52.0 41 366 48 3 045 046 BULK "variety of MONTMORILLONITE" 9.5 41 366 48 3 045 046 BULK 'amorphous material' measure 15.0 41 366 49 3 083 084 BULK QUARTZ 12.0 41 366 49 3 083 084 BULK CALCITE 60.0 41 366 49 3 083 084 BULK "variety of MONTMORILLONITE" 17.0 41 366 49 3 083 084 BULK 'amorphous material' measure 11.0 41 366 50 3 106 106 BULK QUARTZ 10.0 41 366 50 3 106 106 BULK CALCITE 63.0 41 366 50 3 106 106 BULK "variety of MONTMORILLONITE" 15.0 41 366 50 3 106 106 BULK 'amorphous material' measure 12.0 41 366 51 2 077 078 BULK QUARTZ 9.5 41 366 51 2 077 078 BULK CALCITE 69.0 41 366 51 2 077 078 BULK "variety of MONTMORILLONITE" 15.0 41 366 51 2 077 078 BULK 'amorphous material' measure 7.0