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Table 1 Results of radiocarbon age determinations and age differences between turbidite muds and hemipelagic muds of the examined 11 turbidites

From: Repeated occurrence of surface-sediment remobilization along the landward slope of the Japan Trench by great earthquakes

  Sample depth (cm) Conventional 14C age δ13C Turbidite no. Age difference Accession no.
1 0–2 1720 ± 30 − 20.9     Beta-485705
2 24–26 1770 ± 30 − 20.92 T2 0 (2–3) Beta-521632
3 30–32 1770 ± 30 − 20.21     Beta-539906
4 38–40 1970 ± 30 − 19.07 T3 320 (4–5) Beta-539907
5 45–47 1650 ± 30 − 20.7     Beta-485704
6 60–62 1980 ± 30 − 20.39 T4 330 (6–5) Beta-536566
7 82–84 2140 ± 30 − 21.2 T5 40 (7–8) Beta-521633
8 87–89 2100 ± 30 − 20.64     Beta-521634
9 94–96 6780 ± 30 − 20.77 T6 4670 (9–10) Beta-521635
10 105–107 2110 ± 30 − 20.44     Beta-536567
11 115–117 2310 ± 30 − 20.73 T7 20 (11–12) Beta-536568
12 125–127 2290 ± 30 − 20.76     Beta-536569
13 141–143 2150 ± 30 − 20.8     Beta-485703
14 160–162 2560 ± 30 − 20.75     Beta-536570
15 187.2–189.2 3310 ± 30 − 20.05     Beta-539908
16 223.2–225.2 7550 ± 30 − 21.98 T13 5140 (16–17) Beta-536571
17 237.2–239.2 2410 ± 30 − 20.6     Beta-485702
18 254.7–256.7 2810 ± 30 − 19.34     Beta-539909
19 303.1–305.1 2910 ± 30 − 20.75 T17 − 40 (19–20) Beta-536572
20 321.1–323.1 2950 ± 30 − 20.39     Beta-536573
21 361.1–362.1 3160 ± 30 − 20.8 T20 270 (21–22) Beta-521636
22 366.1–368.1 2890 ± 30 − 20.8     Beta-485701
23 394.9–396.9 3170 ± 30 − 20.78     Beta-536574
24 402.9–404.9 3270 ± 30 − 20.73 T22 − 40 (24–25) Beta-536575
25 419.9–421.9 3310 ± 30 − 19.77     Beta-539910
26 437.9–439.9 3210 ± 30 − 20.9     Beta-485700
27 459.9–461.9 3720 ± 30 − 20.71     Beta-536576
28 466.9–468.9 3730 ± 30 − 20.85 T26 10 (28–27) Beta-536577