leg site hole core section top of sample interval(cm) bottom of sample interval (cm) subbottom depth(m) fraction mineral percent 60 460 3 2 050 052 19.51 BULK CLAY MINERALS 87.1 60 460 3 2 050 052 19.51 BULK QUARTZ 1.3 60 460 3 2 050 052 19.51 BULK FELDSPAR (undifferentiated) 7.8 60 460 3 2 050 052 19.51 BULK PYROXENE 1.0 60 460 3 2 050 052 19.51 BULK HORNBLENDE 1.0 60 460 4 1 136 140 29.86 BULK QUARTZ 2.0 60 460 4 1 136 140 29.86 BULK K-FELDSPAR 1.0 60 460 4 2 010 012 30.10 BULK QUARTZ 2.0 60 460 4 3 130 132 32.80 BULK QUARTZ 2.0 60 460 4 4 058 060 33.58 BULK QUARTZ 1.0 60 460 4 5 040 042 34.90 BULK QUARTZ 2.0 60 460 5 CC 002 004 47.02 BULK QUARTZ 1.0 60 460 6 2 022 024 49.22 BULK QUARTZ 1.0 60 460 6 2 027 029 49.27 BULK QUARTZ 1.0 60 460 7 1 042 043 57.42 BULK QUARTZ 2.0 60 460 7 1 058 060 57.58 BULK QUARTZ 2.0 60 460 7 1 103 105 58.03 BULK QUARTZ 4.0 60 460 7 CC 005 007 66.05 BULK QUARTZ 2.0 60 460 8 1 061 063 67.11 BULK QUARTZ 2.0 60 460 8 1 142 144 67.92 BULK QUARTZ 1.0