leg site hole core section top of sample interval(cm) bottom of sample interval (cm) subbottom depth(m) fraction mineral percent 56 435 1 1 019 022 0.20 BULK OPAL 10.0 56 435 1 1 019 022 0.20 BULK CLAY MINERALS 69.0 56 435 1 1 019 022 0.20 BULK QUARTZ 11.0 56 435 1 1 019 022 0.20 BULK FELDSPAR (undifferentiated) 6.0 56 435 1 1 019 022 0.20 BULK PYROXENE 2.0 56 435 1 1 019 022 0.20 BULK HORNBLENDE 1.0 56 435 1 1 019 022 0.20 BULK PYRITE 1.0 56 435 1 1 083 088 0.85 BULK OPAL 10.0 56 435 1 1 083 088 0.85 BULK CLAY MINERALS 59.0 56 435 1 1 083 088 0.85 BULK QUARTZ 12.0 56 435 1 1 083 088 0.85 BULK FELDSPAR (undifferentiated) 9.0 56 435 1 1 083 088 0.85 BULK PYROXENE 1.0 56 435 1 1 083 088 0.85 BULK HORNBLENDE 2.0 56 435 1 2 019 022 1.70 BULK CLAY MINERALS 77.0 56 435 1 2 019 022 1.70 BULK QUARTZ 13.0 56 435 1 2 019 022 1.70 BULK FELDSPAR (undifferentiated) 6.0 56 435 1 2 019 022 1.70 BULK PYROXENE 1.0 56 435 1 2 019 022 1.70 BULK HORNBLENDE 1.0 56 435 1 2 019 022 1.70 BULK PYRITE 2.0 56 435 1 3 019 022 3.20 BULK CLAY MINERALS 77.0 56 435 1 3 019 022 3.20 BULK QUARTZ 14.0 56 435 1 3 019 022 3.20 BULK FELDSPAR (undifferentiated) 9.0 56 435 1 4 019 022 4.70 BULK CLAY MINERALS 76.0 56 435 1 4 019 022 4.70 BULK QUARTZ 16.0 56 435 1 4 019 022 4.70 BULK FELDSPAR (undifferentiated) 6.0 56 435 1 4 019 022 4.70 BULK PYROXENE 2.0 56 435 1 5 120 124 7.22 BULK CLAY MINERALS 74.0 56 435 1 5 120 124 7.22 BULK QUARTZ 17.0 56 435 1 5 120 124 7.22 BULK FELDSPAR (undifferentiated) 6.0 56 435 1 5 120 124 7.22 BULK HORNBLENDE 3.0 56 435 1 6 019 022 7.70 BULK CLAY MINERALS 83.0 56 435 1 6 019 022 7.70 BULK QUARTZ 11.0 56 435 1 6 019 022 7.70 BULK FELDSPAR (undifferentiated) 5.0 56 435 1 6 019 022 7.70 BULK PYROXENE 1.0 56 435 2 1 040 044 8.42 BULK CLAY MINERALS 74.0 56 435 2 1 040 044 8.42 BULK QUARTZ 15.0 56 435 2 1 040 044 8.42 BULK FELDSPAR (undifferentiated) 9.0 56 435 2 1 040 044 8.42 BULK PYROXENE 2.0 56 435 2 2 040 044 9.92 BULK CLAY MINERALS 77.0 56 435 2 2 040 044 9.92 BULK QUARTZ 13.0 56 435 2 2 040 044 9.92 BULK FELDSPAR (undifferentiated) 10.0 56 435 2 3 040 044 11.42 BULK CLAY MINERALS 78.0 56 435 2 3 040 044 11.42 BULK QUARTZ 13.0 56 435 2 3 040 044 11.42 BULK FELDSPAR (undifferentiated) 8.0 56 435 2 3 040 044 11.42 BULK PYROXENE 1.0 56 435 2 4 040 044 12.92 BULK CLAY MINERALS 79.0 56 435 2 4 040 044 12.92 BULK QUARTZ 13.0 56 435 2 4 040 044 12.92 BULK FELDSPAR (undifferentiated) 7.0 56 435 2 4 040 044 12.92 BULK PYROXENE 1.0 56 435 2 5 040 044 14.42 BULK CLAY MINERALS 75.0 56 435 2 5 040 044 14.42 BULK QUARTZ 16.0 56 435 2 5 040 044 14.42 BULK FELDSPAR (undifferentiated) 7.0 56 435 2 5 040 044 14.42 BULK PYROXENE 2.0 56 435 2 6 013 017 15.65 BULK OPAL 5.0 56 435 2 6 013 017 15.65 BULK CLAY MINERALS 72.0 56 435 2 6 013 017 15.65 BULK QUARTZ 15.0 56 435 2 6 013 017 15.65 BULK FELDSPAR (undifferentiated) 5.0 56 435 2 6 013 017 15.65 BULK PYROXENE 1.0 56 435 2 6 013 017 15.65 BULK HORNBLENDE 1.0 56 435 2 6 013 017 15.65 BULK PYRITE 1.0 56 435 4 1 030 034 27.32 BULK CLAY MINERALS 79.0 56 435 4 1 030 034 27.32 BULK QUARTZ 13.0 56 435 4 1 030 034 27.32 BULK FELDSPAR (undifferentiated) 6.0 56 435 4 1 030 034 27.32 BULK PYROXENE 1.0 56 435 4 1 030 034 27.32 BULK HORNBLENDE 1.0 56 435 4 2 030 034 28.82 BULK CLAY MINERALS 77.0 56 435 4 2 030 034 28.82 BULK QUARTZ 12.0 56 435 4 2 030 034 28.82 BULK FELDSPAR (undifferentiated) 4.0 56 435 4 2 030 034 28.82 BULK CALCITE 6.0 56 435 4 2 030 034 28.82 BULK PYRITE 1.0 56 435 4 3 030 034 30.32 BULK CLAY MINERALS 81.0 56 435 4 3 030 034 30.32 BULK QUARTZ 8.0 56 435 4 3 030 034 30.32 BULK FELDSPAR (undifferentiated) 4.0 56 435 4 3 030 034 30.32 BULK PYROXENE 1.0 56 435 4 3 030 034 30.32 BULK HORNBLENDE 2.0 56 435 4 3 030 034 30.32 BULK CALCITE 6.0 56 435 4 3 030 034 30.32 BULK PYRITE 1.0 56 435 4 4 030 034 31.82 BULK OPAL 10.0 56 435 4 4 030 034 31.82 BULK CLAY MINERALS 70.0 56 435 4 4 030 034 31.82 BULK QUARTZ 10.0 56 435 4 4 030 034 31.82 BULK FELDSPAR (undifferentiated) 4.0 56 435 4 4 030 034 31.82 BULK PYROXENE 1.0 56 435 4 4 030 034 31.82 BULK HORNBLENDE 1.0 56 435 4 4 030 034 31.82 BULK CALCITE 6.0 56 435 5 1 035 039 36.87 BULK OPAL 5.0 56 435 5 1 035 039 36.87 BULK CLAY MINERALS 76.0 56 435 5 1 035 039 36.87 BULK QUARTZ 13.0 56 435 5 1 035 039 36.87 BULK FELDSPAR (undifferentiated) 5.0 56 435 5 1 035 039 36.87 BULK PYROXENE 1.0 56 435 5 2 035 039 38.37 BULK CLAY MINERALS 80.0 56 435 5 2 035 039 38.37 BULK QUARTZ 11.0 56 435 5 2 035 039 38.37 BULK FELDSPAR (undifferentiated) 7.0 56 435 5 2 035 039 38.37 BULK PYROXENE 2.0 56 435 5 3 035 039 39.87 BULK CLAY MINERALS 76.0 56 435 5 3 035 039 39.87 BULK QUARTZ 14.0 56 435 5 3 035 039 39.87 BULK FELDSPAR (undifferentiated) 6.0 56 435 5 3 035 039 39.87 BULK CALCITE 4.0 56 435 5 4 035 039 41.37 BULK CLAY MINERALS 80.0 56 435 5 4 035 039 41.37 BULK QUARTZ 14.0 56 435 5 4 035 039 41.37 BULK FELDSPAR (undifferentiated) 5.0 56 435 5 4 035 039 41.37 BULK PYROXENE 1.0 56 435 5 5 035 039 42.87 BULK CLAY MINERALS 79.0 56 435 5 5 035 039 42.87 BULK QUARTZ 16.0 56 435 5 5 035 039 42.87 BULK FELDSPAR (undifferentiated) 6.0 56 435 5 5 035 039 42.87 BULK PYROXENE 1.0 56 435 5 6 035 039 44.37 BULK CLAY MINERALS 82.0 56 435 5 6 035 039 44.37 BULK QUARTZ 12.0 56 435 5 6 035 039 44.37 BULK FELDSPAR (undifferentiated) 5.0 56 435 5 6 035 039 44.37 BULK PYROXENE 1.0 56 435 6 1 075 079 46.77 BULK OPAL 5.0 56 435 6 1 075 079 46.77 BULK CLAY MINERALS 76.0 56 435 6 1 075 079 46.77 BULK QUARTZ 12.0 56 435 6 1 075 079 46.77 BULK FELDSPAR (undifferentiated) 5.0 56 435 6 1 075 079 46.77 BULK PYROXENE 2.0 56 435 6 2 075 079 48.27 BULK CLAY MINERALS 81.0 56 435 6 2 075 079 48.27 BULK QUARTZ 14.0 56 435 6 2 075 079 48.27 BULK FELDSPAR (undifferentiated) 5.0 56 435 6 3 075 079 49.77 BULK OPAL 35.0 56 435 6 3 075 079 49.77 BULK CLAY MINERALS 41.0 56 435 6 3 075 079 49.77 BULK QUARTZ 12.0 56 435 6 3 075 079 49.77 BULK FELDSPAR (undifferentiated) 5.0 56 435 6 3 075 079 49.77 BULK CALCITE 7.0 56 435 6 4 075 079 51.27 BULK OPAL 10.0 56 435 6 4 075 079 51.27 BULK CLAY MINERALS 75.0 56 435 6 4 075 079 51.27 BULK QUARTZ 9.0 56 435 6 4 075 079 51.27 BULK FELDSPAR (undifferentiated) 5.0 56 435 6 4 075 079 51.27 BULK PYROXENE 1.0 56 435 6 5 075 079 52.77 BULK CLAY MINERALS 79.0 56 435 6 5 075 079 52.77 BULK QUARTZ 14.0 56 435 6 5 075 079 52.77 BULK FELDSPAR (undifferentiated) 6.0 56 435 6 5 075 079 52.77 BULK PYROXENE 1.0 56 435 6 6 075 079 54.27 BULK CLAY MINERALS 78.0 56 435 6 6 075 079 54.27 BULK QUARTZ 14.0 56 435 6 6 075 079 54.27 BULK FELDSPAR (undifferentiated) 8.0 56 435 6 7 014 018 55.16 BULK CLAY MINERALS 72.0 56 435 6 7 014 018 55.16 BULK QUARTZ 16.0 56 435 6 7 014 018 55.16 BULK FELDSPAR (undifferentiated) 7.0 56 435 7 1 055 059 56.07 BULK OPAL 5.0 56 435 7 1 055 059 56.07 BULK CLAY MINERALS 77.0 56 435 7 1 055 059 56.07 BULK QUARTZ 12.0 56 435 7 1 055 059 56.07 BULK FELDSPAR (undifferentiated) 5.0 56 435 7 1 055 059 56.07 BULK PYRITE 1.0 56 435 7 2 055 059 57.57 BULK OPAL 15.0 56 435 7 2 055 059 57.57 BULK CLAY MINERALS 67.0 56 435 7 2 055 059 57.57 BULK QUARTZ 9.0 56 435 7 2 055 059 57.57 BULK FELDSPAR (undifferentiated) 6.0 56 435 7 2 055 059 57.57 BULK PYROXENE 1.0 56 435 7 2 055 059 57.57 BULK HORNBLENDE 1.0 56 435 7 2 055 059 57.57 BULK PYRITE 1.0 56 435 7 3 055 059 59.07 BULK OPAL 10.0 56 435 7 3 055 059 59.07 BULK CLAY MINERALS 69.0 56 435 7 3 055 059 59.07 BULK QUARTZ 12.0 56 435 7 3 055 059 59.07 BULK FELDSPAR (undifferentiated) 8.0 56 435 7 3 055 059 59.07 BULK PYROXENE 1.0 56 435 7 4 052 056 60.54 BULK OPAL 5.0 56 435 7 4 052 056 60.54 BULK CLAY MINERALS 72.0 56 435 7 4 052 056 60.54 BULK QUARTZ 14.0 56 435 7 4 052 056 60.54 BULK FELDSPAR (undifferentiated) 6.0 56 435 7 4 052 056 60.54 BULK PYROXENE 1.0 56 435 7 4 052 056 60.54 BULK HORNBLENDE 2.0 56 435 7 5 055 059 62.07 BULK OPAL 5.0 56 435 7 5 055 059 62.07 BULK CLAY MINERALS 77.0 56 435 7 5 055 059 62.07 BULK QUARTZ 12.0 56 435 7 5 055 059 62.07 BULK FELDSPAR (undifferentiated) 5.0 56 435 7 5 055 059 62.07 BULK HORNBLENDE 1.0 56 435 7 6 055 059 63.57 BULK OPAL 5.0 56 435 7 6 055 059 63.57 BULK CLAY MINERALS 71.0 56 435 7 6 055 059 63.57 BULK QUARTZ 15.0 56 435 7 6 055 059 63.57 BULK FELDSPAR (undifferentiated) 6.0 56 435 7 6 055 059 63.57 BULK PYROXENE 1.0 56 435 7 6 055 059 63.57 BULK HORNBLENDE 2.0 56 435 8 1 036 039 65.37 BULK CLAY MINERALS 76.0 56 435 8 1 036 039 65.37 BULK QUARTZ 8.0 56 435 8 1 036 039 65.37 BULK FELDSPAR (undifferentiated) 10.0 56 435 8 1 036 039 65.37 BULK PYROXENE 4.0 56 435 8 1 036 039 65.37 BULK HORNBLENDE 2.0 56 435 8 2 030 034 66.82 BULK CLAY MINERALS 76.0 56 435 8 2 030 034 66.82 BULK QUARTZ 9.0 56 435 8 2 030 034 66.82 BULK FELDSPAR (undifferentiated) 8.0 56 435 8 2 030 034 66.82 BULK PYROXENE 2.0 56 435 8 2 030 034 66.82 BULK HORNBLENDE 5.0 56 435 9 1 024 027 74.75 BULK CLAY MINERALS 67.0 56 435 9 1 024 027 74.75 BULK QUARTZ 15.0 56 435 9 1 024 027 74.75 BULK FELDSPAR (undifferentiated) 11.0 56 435 9 1 024 027 74.75 BULK PYROXENE 2.0 56 435 9 1 024 027 74.75 BULK HORNBLENDE 3.0 56 435 9 1 024 027 74.75 BULK PYRITE 2.0 56 435 9 2 024 027 76.25 BULK OPAL 10.0 56 435 9 2 024 027 76.25 BULK CLAY MINERALS 71.0 56 435 9 2 024 027 76.25 BULK QUARTZ 10.0 56 435 9 2 024 027 76.25 BULK FELDSPAR (undifferentiated) 7.0 56 435 9 2 024 027 76.25 BULK PYROXENE 1.0 56 435 9 2 024 027 76.25 BULK HORNBLENDE 1.0 56 435 9 3 024 027 77.75 BULK OPAL 20.0 56 435 9 3 024 027 77.75 BULK CLAY MINERALS 65.0 56 435 9 3 024 027 77.75 BULK QUARTZ 9.0 56 435 9 3 024 027 77.75 BULK FELDSPAR (undifferentiated) 5.0 56 435 9 3 024 027 77.75 BULK PYROXENE 1.0 56 435 10 2 053 055 86.04 BULK OPAL 30.0 56 435 10 2 053 055 86.04 BULK CLAY MINERALS 57.0 56 435 10 2 053 055 86.04 BULK QUARTZ 8.0 56 435 10 2 053 055 86.04 BULK FELDSPAR (undifferentiated) 4.0 56 435 10 2 053 055 86.04 BULK PYROXENE 1.0 56 435 11 1 073 075 92.24 BULK OPAL 10.0 56 435 11 1 073 075 92.24 BULK CLAY MINERALS 76.0 56 435 11 1 073 075 92.24 BULK QUARTZ 9.0 56 435 11 1 073 075 92.24 BULK FELDSPAR (undifferentiated) 5.0 56 435 11 2 073 075 95.74 BULK OPAL 10.0 56 435 11 2 073 075 95.74 BULK CLAY MINERALS 73.0 56 435 11 2 073 075 95.74 BULK QUARTZ 11.0 56 435 11 2 073 075 95.74 BULK FELDSPAR (undifferentiated) 4.0 56 435 11 2 073 075 95.74 BULK PYROXENE 1.0 56 435 11 2 073 075 95.74 BULK PYRITE 1.0 56 435 11 3 073 075 97.24 BULK OPAL 20.0 56 435 11 3 073 075 97.24 BULK CLAY MINERALS 66.0 56 435 11 3 073 075 97.24 BULK QUARTZ 9.0 56 435 11 3 073 075 97.24 BULK FELDSPAR (undifferentiated) 4.0 56 435 11 3 073 075 97.24 BULK PYROXENE 1.0 56 435 12 2 006 008 104.57 BULK OPAL 5.0 56 435 12 2 006 008 104.57 BULK CLAY MINERALS 72.0 56 435 12 2 006 008 104.57 BULK QUARTZ 10.0 56 435 12 2 006 008 104.57 BULK FELDSPAR (undifferentiated) 5.0 56 435 12 2 006 008 104.57 BULK CALCITE 7.0 56 435 12 2 006 008 104.57 BULK PYRITE 1.0 56 435 12 4 090 092 103.91 BULK OPAL 10.0 56 435 12 4 090 092 103.91 BULK CLAY MINERALS 70.0 56 435 12 4 090 092 103.91 BULK QUARTZ 9.0 56 435 12 4 090 092 103.91 BULK FELDSPAR (undifferentiated) 3.0 56 435 12 4 090 092 103.91 BULK CALCITE 8.0 56 435 13 1 034 038 112.86 BULK OPAL 5.0 56 435 13 1 034 038 112.86 BULK CLAY MINERALS 76.0 56 435 13 1 034 038 112.86 BULK QUARTZ 11.0 56 435 13 1 034 038 112.86 BULK FELDSPAR (undifferentiated) 3.0 56 435 13 1 034 038 112.86 BULK CALCITE 5.0 56 435 13 2 034 038 114.36 BULK OPAL 15.0 56 435 13 2 034 038 114.36 BULK CLAY MINERALS 69.0 56 435 13 2 034 038 114.36 BULK QUARTZ 9.0 56 435 13 2 034 038 114.36 BULK FELDSPAR (undifferentiated) 5.0 56 435 13 2 034 038 114.36 BULK PYROXENE 1.0 56 435 13 2 034 038 114.36 BULK PYRITE 1.0 56 435 13 4 034 038 117.36 BULK OPAL 15.0 56 435 13 4 034 038 117.36 BULK CLAY MINERALS 69.0 56 435 13 4 034 038 117.36 BULK QUARTZ 10.0 56 435 13 4 034 038 117.36 BULK FELDSPAR (undifferentiated) 4.0 56 435 13 4 034 038 117.36 BULK HORNBLENDE 1.0 56 435 13 4 034 038 117.36 BULK PYRITE 1.0 56 435 13 5 034 038 118.86 BULK OPAL 10.0 56 435 13 5 034 038 118.86 BULK CLAY MINERALS 69.0 56 435 13 5 034 038 118.86 BULK QUARTZ 7.0 56 435 13 5 034 038 118.86 BULK FELDSPAR (undifferentiated) 3.0 56 435 13 5 034 038 118.86 BULK PYROXENE 1.0 56 435 13 5 034 038 118.86 BULK CALCITE 9.0 56 435 13 5 034 038 118.86 BULK PYRITE 1.0 56 435 13 7 034 038 115.86 BULK OPAL 15.0 56 435 13 7 034 038 115.86 BULK CLAY MINERALS 70.0 56 435 13 7 034 038 115.86 BULK QUARTZ 12.0 56 435 13 7 034 038 115.86 BULK FELDSPAR (undifferentiated) 3.0 56 435 14 1 090 094 122.92 BULK OPAL 20.0 56 435 14 1 090 094 122.92 BULK CLAY MINERALS 59.0 56 435 14 1 090 094 122.92 BULK QUARTZ 10.0 56 435 14 1 090 094 122.92 BULK FELDSPAR (undifferentiated) 5.0 56 435 14 1 090 094 122.92 BULK PYROXENE 1.0 56 435 14 1 090 094 122.92 BULK HORNBLENDE 1.0 56 435 14 1 090 094 122.92 BULK CALCITE 4.0 56 435 14 2 054 058 124.06 BULK OPAL 20.0 56 435 14 2 054 058 124.06 BULK CLAY MINERALS 62.0 56 435 14 2 054 058 124.06 BULK QUARTZ 8.0 56 435 14 2 054 058 124.06 BULK FELDSPAR (undifferentiated) 3.0 56 435 14 2 054 058 124.06 BULK HORNBLENDE 1.0 56 435 14 2 054 058 124.06 BULK CALCITE 6.0 56 435 14 3 054 058 125.56 BULK OPAL 30.0 56 435 14 3 054 058 125.56 BULK CLAY MINERALS 55.0 56 435 14 3 054 058 125.56 BULK QUARTZ 9.0 56 435 14 3 054 058 125.56 BULK FELDSPAR (undifferentiated) 2.0 56 435 14 3 054 058 125.56 BULK CALCITE 4.0 56 435 14 CC 009 010 125.79 BULK OPAL 20.0 56 435 14 CC 009 010 125.79 BULK CLAY MINERALS 66.0 56 435 14 CC 009 010 125.79 BULK QUARTZ 10.0 56 435 14 CC 009 010 125.79 BULK FELDSPAR (undifferentiated) 3.0 56 435 14 CC 009 010 125.79 BULK PYROXENE 1.0 56 435 15 1 062 066 132.14 BULK OPAL 35.0 56 435 15 1 062 066 132.14 BULK CLAY MINERALS 47.0 56 435 15 1 062 066 132.14 BULK QUARTZ 9.0 56 435 15 1 062 066 132.14 BULK FELDSPAR (undifferentiated) 2.0 56 435 15 1 062 066 132.14 BULK PYROXENE 1.0 56 435 15 1 062 066 132.14 BULK CALCITE 6.0 56 435 15 2 062 066 133.64 BULK OPAL 35.0 56 435 15 2 062 066 133.64 BULK CLAY MINERALS 51.0 56 435 15 2 062 066 133.64 BULK QUARTZ 9.0 56 435 15 2 062 066 133.64 BULK FELDSPAR (undifferentiated) 3.0 56 435 15 2 062 066 133.64 BULK PYROXENE 2.0 56 435 15 3 062 063 135.14 BULK OPAL 35.0 56 435 15 3 062 063 135.14 BULK CLAY MINERALS 51.0 56 435 15 3 062 063 135.14 BULK QUARTZ 10.0 56 435 15 3 062 063 135.14 BULK FELDSPAR (undifferentiated) 3.0 56 435 15 3 062 063 135.14 BULK PYROXENE 1.0 56 435 16 1 068 072 136.70 BULK OPAL 30.0 56 435 16 1 068 072 136.70 BULK CLAY MINERALS 58.0 56 435 16 1 068 072 136.70 BULK QUARTZ 8.0 56 435 16 1 068 072 136.70 BULK FELDSPAR (undifferentiated) 3.0 56 435 16 1 068 072 136.70 BULK PYROXENE 1.0