leg site hole core section top of sample interval(cm) bottom of sample interval (cm) subbottom depth(m) fraction mineral percent 66 488 1 1 044 064 0.44 BULK CLAY MINERALS 77.0 66 488 1 1 044 064 0.44 BULK QUARTZ 17.0 66 488 1 1 044 064 0.44 BULK FELDSPAR (undifferentiated) 5.0 66 488 1 1 044 064 0.44 BULK HORNBLENDE 1.0 66 488 2 4 140 142 10.40 BULK CLAY MINERALS 69.0 66 488 2 4 140 142 10.40 BULK QUARTZ 22.0 66 488 2 4 140 142 10.40 BULK FELDSPAR (undifferentiated) 9.0 66 488 5 4 140 142 35.40 BULK CLAY MINERALS 74.0 66 488 5 4 140 142 35.40 BULK QUARTZ 17.0 66 488 5 4 140 142 35.40 BULK FELDSPAR (undifferentiated) 6.0 66 488 7 1 103 105 49.03 BULK CLAY MINERALS 75.0 66 488 7 1 103 105 49.03 BULK QUARTZ 23.0 66 488 7 1 103 105 49.03 BULK FELDSPAR (undifferentiated) 7.0 66 488 9 3 034 036 70.84 BULK CLAY MINERALS 67.0 66 488 9 3 034 036 70.84 BULK QUARTZ 20.0 66 488 9 3 034 036 70.84 BULK FELDSPAR (undifferentiated) 13.0 66 488 13 3 034 036 109.84 BULK CLAY MINERALS 69.0 66 488 13 3 034 036 109.84 BULK QUARTZ 20.0 66 488 13 3 034 036 109.84 BULK FELDSPAR (undifferentiated) 9.0 66 488 16 2 060 062 136.10 BULK CLAY MINERALS 72.0 66 488 16 2 060 062 136.10 BULK QUARTZ 18.0 66 488 16 2 060 062 136.10 BULK FELDSPAR (undifferentiated) 10.0 66 488 18 5 050 052 159.50 BULK CLAY MINERALS 63.0 66 488 18 5 050 052 159.50 BULK QUARTZ 21.0 66 488 18 5 050 052 159.50 BULK FELDSPAR (undifferentiated) 16.0 66 488 20 1 087 089 172.87 BULK CLAY MINERALS 69.0 66 488 20 1 087 089 172.87 BULK QUARTZ 18.0 66 488 20 1 087 089 172.87 BULK FELDSPAR (undifferentiated) 11.0 66 488 20 1 087 089 172.87 BULK HORNBLENDE 2.0 66 488 29 1 013 015 257.63 BULK CLAY MINERALS 67.0 66 488 29 1 013 015 257.63 BULK QUARTZ 23.0 66 488 29 1 013 015 257.63 BULK FELDSPAR (undifferentiated) 10.0 66 488 33 3 030 031 297.30 BULK CLAY MINERALS 83.0 66 488 33 3 030 031 297.30 BULK QUARTZ 11.0 66 488 33 3 030 031 297.30 BULK FELDSPAR (undifferentiated) 6.0 66 488 37 1 137 139 335.37 BULK CLAY MINERALS 66.0 66 488 37 1 137 139 335.37 BULK QUARTZ 24.0 66 488 37 1 137 139 335.37 BULK FELDSPAR (undifferentiated) 10.0 66 488 44 2 007 009 401.57 BULK CLAY MINERALS 65.0 66 488 44 2 007 009 401.57 BULK QUARTZ 23.0 66 488 44 2 007 009 401.57 BULK FELDSPAR (undifferentiated) 12.0