leg site hole core section top interval depth (cm) bottom interval depth (cm) top of core depth (m) sample midpoint depth (m) coring device analyst location source repeat column magnetic intensity exponent alternating field demagnetization magnetic intensity J(H)/Jo declination inclination comments 66 489 1 4 49.0 47.0 0.00 4.98 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE INITIAL REPORTS OF THE DEEP SEA DRILLING PROJECT 0 6 NRM 7.22 79.7 48.6 66 489 1 4 49.0 47.0 0.00 4.98 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE INITIAL REPORTS OF THE DEEP SEA DRILLING PROJECT 0 6 50 5.71 69.9 46.8 66 489 1 4 49.0 47.0 0.00 4.98 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE INITIAL REPORTS OF THE DEEP SEA DRILLING PROJECT 0 6 100 1.34 46.7 9.4 66 489 1 4 49.0 47.0 0.00 4.98 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE INITIAL REPORTS OF THE DEEP SEA DRILLING PROJECT 0 6 150 0.56 5.8 6.5 66 489 1 4 49.0 47.0 0.00 4.98 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE INITIAL REPORTS OF THE DEEP SEA DRILLING PROJECT 0 6 200 0.31 1.6 27.3 66 489 2 5 98.0 96.0 6.00 12.97 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE INITIAL REPORTS OF THE DEEP SEA DRILLING PROJECT 0 6 NRM 0.44 65.1 31.8 66 489 2 5 98.0 96.0 6.00 12.97 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE INITIAL REPORTS OF THE DEEP SEA DRILLING PROJECT 0 6 50 0.23 43.1 -3.9 66 489 2 5 98.0 96.0 6.00 12.97 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE INITIAL REPORTS OF THE DEEP SEA DRILLING PROJECT 0 6 100 0.21 34.5 3.7 66 489 2 5 98.0 96.0 6.00 12.97 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE INITIAL REPORTS OF THE DEEP SEA DRILLING PROJECT 0 6 150 0.10 22.1 -2.7 66 489 2 5 98.0 96.0 6.00 12.97 CONVENTIONAL ROTARY DRILLING CORER Niitsuma, N. ONSHORE INITIAL REPORTS OF THE DEEP SEA DRILLING PROJECT 0 6 200 0.03 119.5 -25.2