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 66 493 A 1 2 11.0 13.0 0.00 1.62 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 2.706 296.1 51.5 MUDDY SILT 66 493 A 2 1 23.0 25.0 2.50 2.74 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 2.380 306.0 47.7 MUDDY SILT WITH MUD LAYER 66 493 A 2 2 31.0 32.0 2.50 4.32 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 6.073 74.6 45.3 MUDDY SILT WITH MUD LAYER 66 493 A 2 3 64.0 66.0 2.50 6.15 0 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE IR 6 150 1.370 161.5 41.9 MUDDY SILT