leg site hole core section top interval depth(cm) bottom interval depth(cm) top of core depth(m) sample midpoint depth(m) repeat column coring device code analyst location data source exponent nrm intensity exponent afd intensity exponent sus intensity nrm intensity nrm declination nrm inclination alternating field demagnetization mean demagnetizing field afd intensity afd declination afd inclination initial susceptibility comments 66 488 2 1 103.0 105.0 1.00 2.04 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 111.41 126.8 5.5 MUDDY SILT 66 488 2 1 106.0 108.0 1.00 2.07 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 10.40 88.1 31.9 MUDDY SILT 66 488 2 1 109.0 111.0 1.00 2.10 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 43.95 294.0- 18.6 MUDDY SILT 66 488 2 1 112.0 114.5 1.00 2.13 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 11.70 91.4 37.8 MUDDY SILT 66 488 2 1 114.5 117.5 1.00 2.16 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 13.52 87.6 38.7 MUDDY SILT 66 488 2 4 131.0 133.0 1.00 6.82 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 6.75 149.3 55.1 MUDDY SILT 66 488 3 1 106.0 108.0 10.50 11.57 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 6.79 224.1 20.4 MUD 66 488 4 3 10.0 12.5 20.00 23.11 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 24.50 169.6 26.2 MUD 66 488 4 3 13.0 15.0 20.00 23.14 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 84.97 225.0- 31.6 MUD 66 488 4 3 15.0 17.0 20.00 23.16 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 50.34 322.7- 10.6 MUD 66 488 4 3 51.0 53.0 20.00 23.52 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 6.16 195.2 9.3 MUD 66 488 4 6 74.0 76.0 20.00 28.25 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 1.61 122.4 28.7 MUD 66 488 5 6 60.0 62.0 29.50 37.61 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 1.07 289.6 30.6 SILICEOUS MUD 66 488 5 6 68.0 70.0 29.50 37.69 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 0.74 207.3- 31.8 SILICEOUS MUD 66 488 5 6 77.0 79.0 29.50 37.78 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 1.13 219.6- 12.6 SILICEOUS MUD 66 488 6 6 27.0 29.0 39.00 46.78 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 15.37 251.9 16.0 MUD 66 488 9 1 93.0 96.0 67.50 68.45 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 3.15 284.3 42.9 SILICEOUS MUDDY SILT 66 488 9 3 27.0 29.0 67.50 70.78 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 3.83 309.3 60.2 SILICEOUS MUDDY SILT 66 488 10 4 93.0 95.0 77.00 82.44 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 5.95 132.9 59.0 MUDDY SILT 66 488 11 6 57.0 59.0 86.50 94.58 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 9.12 280.6 30.4 MUDDY SILT 66 488 13 1 45.0 47.0 105.50 105.96 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 13.51 123.6 27.7 MUDDY SILT 66 488 13 3 135.0 137.0 105.50 109.86 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 0.51 352.1 85.6 MUDDY SILT 66 488 13 4 68.0 70.0 105.50 110.69 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 1.36 68.2 19.1 MUDDY SILT 66 488 14 1 130.0 132.0 115.00 116.31 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 3.37 46.2 37.5 MUDDY SILT 66 488 15 2 20.0 22.0 124.50 126.21 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 5.37 138.1 35.9 MUDDY SILT 66 488 16 1 102.0 104.0 134.00 135.03 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 5.49 318.0 48.9 MUDDY SILT 66 488 16 5 6.0 8.0 134.00 140.07 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 2.79 204.8 24.0 MUDDY SILT 66 488 18 1 59.0 61.0 153.00 153.60 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 13.11 74.6 44.3 MUDDY SILT WITH MUDDY SAND LAMINATION 66 488 18 5 69.0 71.0 153.00 159.70 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 10.95 153.8 38.6 MUDDY SILT 66 488 19 1 13.0 15.0 162.50 162.64 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 4.54 97.0 29.3 MUDDY SILT 66 488 19 5 21.0 23.0 162.50 168.72 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 24.12 204.8 26.4 MUDDY SILT 66 488 20 1 41.0 43.0 172.00 172.42 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 12.11 124.2 28.3 MUDDY SILT 66 488 20 3 131.0 133.0 172.00 176.32 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 12.16 76.6 50.4 MUDDY SILT 66 488 21 1 129.0 131.0 181.50 182.80 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 19.16 16.3 31.1 MUDDY SILT 66 488 21 5 128.0 130.0 181.50 188.79 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 4.77 79.3 15.2 MUDDY SILT 66 488 22 1 112.0 114.0 191.00 192.13 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 25.27 12.8 31.1 MUDDY SILT 66 488 22 3 129.0 131.0 191.00 195.30 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 1.00 191.8 23.2 MUDDY SILT 66 488 23 1 137.0 139.0 200.50 201.88 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 4.36 240.4 16.9 MUDDY SILT 66 488 24 1 66.0 68.0 210.00 210.67 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 1.14 298.7 28.0 MUDDY SILT 66 488 25 1 118.0 120.0 219.50 220.69 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 8.95 22.6 16.8 MUDDY SILT WITH SANDY SILT BED 66 488 26 1 134.0 136.0 229.00 230.35 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 31.29 259.3 30.8 MUDDY SILT 66 488 26 5 78.0 80.0 229.00 235.79 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 41.02 332.3 58.8 MUDDY SILT 66 488 27 1 135.0 137.0 238.50 239.86 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 17.87 267.7 33.6 MUDDY SILT 66 488 29 1 27.0 29.0 257.50 257.78 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 0.72 141.9 1.0 MUDDY SILT WITH MUD COUPLET 66 488 29 5 9.0 11.0 257.50 263.60 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 0.24 164.7- 44.0 MUDDY SILT 66 488 30 1 122.0 124.0 264.50 265.73 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 1.43 12.2 54.9 MUDDY SILT WITH MUD INTERBEDDING 66 488 30 5 135.0 137.0 264.50 271.86 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 0.05 59.7 -9.6 MUDDY SILT WITH MUD INTERBEDDING 66 488 31 1 98.0 100.0 276.00 276.99 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 0.82 177.0- 68.0 MUDDY SILT WITH MUD LAMINATIONS 66 488 31 3 131.0 132.0 276.00 280.32 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 1.14 227.2- 46.4 MUDDY SILT 66 488 32 1 134.0 136.0 285.00 286.35 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 5.18 345.1- 53.1 MUDDY SILT WITH MUD MOTTLING 66 488 32 3 99.0 101.0 285.00 289.00 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 1.59 176.0- 33.5 MUDDY SILT WITH MUD MOTTLING 66 488 32 4 2.0 4.0 285.00 289.53 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 1.68 31.8 6.0 MUDDY SILT WITH MUD MOTTLING 66 488 32 4 4.0 6.0 285.00 289.55 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 1.68 267.0 3.0 MUDDY SILT WITH MUD MOTTLING 66 488 32 4 7.0 9.0 285.00 289.58 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 2.31 215.4 -4.7 MUDDY SILT WITH MUD MOTTLING 66 488 32 4 10.0 12.0 285.00 289.61 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 1.72 261.5- 14.0 MUDDY SILT WITH MUD MOTTLING 66 488 32 4 13.0 15.0 285.00 289.64 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 1.69 135.9- 39.7 MUDDY SILT 66 488 32 4 16.0 18.0 285.00 289.67 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 1.19 2.5- 10.3 MUDDY SILT 66 488 32 4 30.0 32.0 285.00 289.81 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 1.54 112.2 12.5 MUDDY SILT 66 488 32 4 49.0 51.0 285.00 290.00 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 1.82 34.6 4.1 MUDDY SILT 66 488 32 4 63.0 65.0 285.00 290.14 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 1.51 320.1 4.6 MUDDY SILT 66 488 32 4 87.0 89.0 285.00 290.38 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 1.89 185.0 1.4 MUDDY SILT 66 488 33 1 80.0 82.0 294.00 294.81 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 5.53 29.8 -0.8 MUDDY SILT 66 488 33 5 24.0 26.0 294.00 300.25 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 47.50 265.8 -6.9 MUDDY SILT 66 488 34 1 55.0 57.0 303.00 303.56 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 8.73 314.5 1.7 MUDDY SILT 66 488 34 5 45.0 47.0 303.00 309.46 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 9.35 283.1- 26.3 MUDDY SILT 66 488 37 2 23.0 25.0 333.50 335.24 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 18.96 342.3 26.2 MUDDY SILT 66 488 40 2 1.0 3.0 362.00 363.52 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 36.62 95.2 20.2 MUDDY SILT 66 488 40 2 21.0 23.0 362.00 363.72 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 15.96 166.7 33.5 MUDDY SILT 66 488 42 2 15.0 17.0 381.00 382.66 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 14.65 207.3 16.0 MUDDY SILT WITH FINE SAND AND SILT 66 488 42 2 54.0 56.0 381.00 383.05 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 47.44 200.0 14.5 MUDDY SILT 66 488 43 1 137.0 139.0 390.50 391.88 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 12.70 20.2 13.4 MUDDY SILT