leg site hole core section top of sample interval(cm) bottom of sample interval (cm) subbottom depth(m) fraction mineral percent 64 478 1 1 017 019 0.20 BULK CLAY MINERALS 62.0 64 478 1 1 017 019 0.20 BULK QUARTZ 15.0 64 478 1 1 017 019 0.20 BULK FELDSPAR (undifferentiated) 15.0 64 478 1 1 017 019 0.20 BULK CALCITE 3.0 64 478 2 3 069 071 7.20 BULK CLAY MINERALS 76.0 64 478 2 3 069 071 7.20 BULK QUARTZ 7.0 64 478 2 3 069 071 7.20 BULK FELDSPAR (undifferentiated) 5.0 64 478 2 3 069 071 7.20 BULK CALCITE 12.0 64 478 2 3 083 085 7.30 BULK CLAY MINERALS 78.0 64 478 2 3 083 085 7.30 BULK QUARTZ 10.0 64 478 2 3 083 085 7.30 BULK FELDSPAR (undifferentiated) 8.0 64 478 2 3 083 085 7.30 BULK CALCITE 4.0 64 478 7 6 073 075 58.20 BULK CLAY MINERALS 34.0 64 478 7 6 073 075 58.20 BULK QUARTZ 25.0 64 478 7 6 073 075 58.20 BULK FELDSPAR (undifferentiated) 28.0 64 478 7 6 073 075 58.20 BULK CALCITE 4.0 64 478 15 3 081 083 130.80 BULK CLAY MINERALS 73.0 64 478 15 3 081 083 130.80 BULK QUARTZ 11.0 64 478 15 3 081 083 130.80 BULK FELDSPAR (undifferentiated) 10.0 64 478 15 3 081 083 130.80 BULK CALCITE 4.0 64 478 16 3 058 060 140.10 BULK CLAY MINERALS 77.0 64 478 16 3 058 060 140.10 BULK QUARTZ 10.0 64 478 16 3 058 060 140.10 BULK FELDSPAR (undifferentiated) 9.0 64 478 16 3 058 060 140.10 BULK CALCITE 3.0 64 478 17 3 064 066 149.60 BULK CLAY MINERALS 66.0 64 478 17 3 064 066 149.60 BULK QUARTZ 14.0 64 478 17 3 064 066 149.60 BULK FELDSPAR (undifferentiated) 12.0 64 478 17 3 064 066 149.60 BULK CALCITE 3.0 64 478 20 5 104 105 170.00 BULK CLAY MINERALS 77.0 64 478 20 5 104 105 170.00 BULK QUARTZ 10.0 64 478 20 5 104 105 170.00 BULK FELDSPAR (undifferentiated) 9.0 64 478 20 5 104 105 170.00 BULK CALCITE 4.0 64 478 21 3 051 053 178.00 BULK CLAY MINERALS 75.0 64 478 21 3 051 053 178.00 BULK QUARTZ 10.0 64 478 21 3 051 053 178.00 BULK FELDSPAR (undifferentiated) 8.0 64 478 21 3 051 053 178.00 BULK CALCITE 7.0 64 478 28 6 038 040 249.90 BULK CLAY MINERALS 78.0 64 478 28 6 038 040 249.90 BULK QUARTZ 8.0 64 478 28 6 038 040 249.90 BULK FELDSPAR (undifferentiated) 6.0 64 478 28 6 038 040 249.90 BULK CALCITE 8.0 64 478 32 1 043 045 269.90 BULK CLAY MINERALS 68.0 64 478 32 1 043 045 269.90 BULK QUARTZ 11.0 64 478 32 1 043 045 269.90 BULK FELDSPAR (undifferentiated) 13.0 64 478 32 1 043 045 269.90 BULK CALCITE 5.0 64 478 32 1 113 115 270.60 BULK CLAY MINERALS 62.0 64 478 32 1 113 115 270.60 BULK QUARTZ 13.0 64 478 32 1 113 115 270.60 BULK FELDSPAR (undifferentiated) 20.0 64 478 32 1 113 115 270.60 BULK CALCITE 3.0 64 478 36 1 129 131 308.80 BULK CLAY MINERALS 58.0 64 478 36 1 129 131 308.80 BULK QUARTZ 21.0 64 478 36 1 129 131 308.80 BULK FELDSPAR (undifferentiated) 22.0 64 478 36 1 129 131 308.80 BULK PYRITE 1.0 64 478 39 3 059 061 330.10 BULK QUARTZ 10.0 64 478 39 3 059 061 330.10 BULK FELDSPAR (undifferentiated) 7.0 64 478 39 3 059 061 330.10 BULK CALCITE 4.0