Table T17. Carbonate content and accumulation rates, Site U1404.
Age (Ma) |
LSR (cm/k.y.) |
Dry density (g/cm3) |
CaCO3 (wt%) |
MAR (g/cm2/k.y.) |
CAR (g/cm2/k.y.) |
nCAR (g/cm2/k.y.) |
---|---|---|---|---|---|---|
3.2 | 0.34 | 0.74 | 0.48 | 0.25 | 0.00 | 0.25 |
3.4 | 0.34 | 0.78 | 0.53 | 0.27 | 0.00 | 0.26 |
3.6 | 0.34 | 0.78 | 0.48 | 0.27 | 0.00 | 0.26 |
3.8 | 0.34 | 0.76 | 0.42 | 0.26 | 0.00 | 0.26 |
4.0 | 0.34 | 0.72 | 0.36 | 0.24 | 0.00 | 0.24 |
4.2 | 0.34 | 0.68 | 0.31 | 0.23 | 0.00 | 0.23 |
4.4 | 0.34 | 0.65 | 0.40 | 0.22 | 0.00 | 0.22 |
4.6 | 0.34 | 0.62 | 0.41 | 0.21 | 0.00 | 0.21 |
4.8 | 0.34 | 0.61 | 0.40 | 0.21 | 0.00 | 0.21 |
5.0 | 0.34 | 0.64 | 0.42 | 0.22 | 0.00 | 0.21 |
5.2 | 0.34 | 0.66 | 0.44 | 0.22 | 0.00 | 0.22 |
5.4 | 0.34 | 0.67 | 0.43 | 0.23 | 0.00 | 0.23 |
5.6 | 0.34 | 0.68 | 0.40 | 0.23 | 0.00 | 0.23 |
5.8 | 0.34 | 0.64 | 0.39 | 0.22 | 0.00 | 0.22 |
6.0 | 0.34 | 0.59 | 0.37 | 0.20 | 0.00 | 0.20 |
6.2 | 0.34 | 0.59 | 0.40 | 0.20 | 0.00 | 0.20 |
6.4 | 0.34 | 0.60 | 0.43 | 0.20 | 0.00 | 0.20 |
6.6 | 0.34 | 0.56 | 0.43 | 0.19 | 0.00 | 0.19 |
6.8 | 0.34 | 0.52 | 0.44 | 0.18 | 0.00 | 0.17 |
7.0 | 0.34 | 0.48 | 0.44 | 0.16 | 0.00 | 0.16 |
7.2 | 0.34 | 0.50 | 0.43 | 0.17 | 0.00 | 0.17 |
7.4 | 0.34 | 0.53 | 0.52 | 0.18 | 0.00 | 0.18 |
7.6 | 0.34 | 0.59 | 0.68 | 0.20 | 0.00 | 0.20 |
7.8 | 0.34 | 0.63 | 0.72 | 0.21 | 0.00 | 0.21 |
8.0 | 0.34 | 0.64 | 0.56 | 0.22 | 0.00 | 0.22 |
8.2 | 0.34 | 0.64 | 0.45 | 0.22 | 0.00 | 0.22 |
8.4 | 0.34 | 0.62 | 0.47 | 0.21 | 0.00 | 0.21 |
8.6 | 0.34 | 0.59 | 0.49 | 0.20 | 0.00 | 0.20 |
8.8 | 0.34 | 0.57 | 0.44 | 0.19 | 0.00 | 0.19 |
9.0 | 0.34 | 0.55 | 0.41 | 0.19 | 0.00 | 0.19 |
9.2 | 0.34 | 0.54 | 0.41 | 0.18 | 0.00 | 0.18 |
9.4 | 0.34 | 0.53 | 0.41 | 0.18 | 0.00 | 0.18 |
9.6 | 0.34 | 0.51 | 0.41 | 0.17 | 0.00 | 0.17 |
9.8 | 0.34 | 0.50 | 0.41 | 0.17 | 0.00 | 0.17 |
10.0 | 0.34 | 0.49 | 0.41 | 0.17 | 0.00 | 0.17 |
10.2 | 0.34 | 0.48 | 0.41 | 0.16 | 0.00 | 0.16 |
10.4 | 0.34 | 0.46 | 0.41 | 0.16 | 0.00 | 0.16 |
10.6 | 0.34 | 0.45 | 0.41 | 0.15 | 0.00 | 0.15 |
10.8 | 0.34 | 0.44 | 0.41 | 0.15 | 0.00 | 0.15 |
11.0 | 0.34 | 0.42 | 0.41 | 0.14 | 0.00 | 0.14 |
11.2 | 0.34 | 0.41 | 0.40 | 0.14 | 0.00 | 0.14 |
11.4 | 0.34 | 0.40 | 0.40 | 0.14 | 0.00 | 0.13 |
11.6 | 0.34 | 0.39 | 0.40 | 0.13 | 0.00 | 0.13 |
11.8 | 0.34 | 0.37 | 0.40 | 0.13 | 0.00 | 0.13 |
12.0 | 0.34 | 0.36 | 0.40 | 0.12 | 0.00 | 0.12 |
12.2 | 0.34 | 0.35 | 0.40 | 0.12 | 0.00 | 0.12 |
12.4 | 0.34 | 0.34 | 0.40 | 0.11 | 0.00 | 0.11 |
12.6 | 0.34 | 0.35 | 0.38 | 0.12 | 0.00 | 0.12 |
12.8 | 0.34 | 0.38 | 0.35 | 0.13 | 0.00 | 0.13 |
13.0 | 0.34 | 0.38 | 0.37 | 0.13 | 0.00 | 0.13 |
13.2 | 0.34 | 0.36 | 0.41 | 0.12 | 0.00 | 0.12 |
13.4 | 0.34 | 0.35 | 0.43 | 0.12 | 0.00 | 0.12 |
13.6 | 0.34 | 0.36 | 0.41 | 0.12 | 0.00 | 0.12 |
13.8 | 0.34 | 0.36 | 0.41 | 0.12 | 0.00 | 0.12 |
14.0 | 0.34 | 0.35 | 0.45 | 0.12 | 0.00 | 0.12 |
14.2 | 0.34 | 0.34 | 0.48 | 0.12 | 0.00 | 0.12 |
14.4 | 0.34 | 0.34 | 0.44 | 0.12 | 0.00 | 0.11 |
14.6 | 0.34 | 0.34 | 0.38 | 0.12 | 0.00 | 0.12 |
14.8 | 0.34 | 0.34 | 0.32 | 0.12 | 0.00 | 0.12 |
15.0 | 0.34 | 0.34 | 0.26 | 0.12 | 0.00 | 0.12 |
15.2 | 0.34 | 0.34 | 0.20 | 0.12 | 0.00 | 0.12 |
15.4 | 0.34 | 0.36 | 0.19 | 0.12 | 0.00 | 0.12 |
15.6 | 0.34 | 0.39 | 0.19 | 0.13 | 0.00 | 0.13 |
15.8 | 0.56 | 0.40 | 0.20 | 0.22 | 0.00 | 0.22 |
16.0 | 0.56 | 0.40 | 0.21 | 0.22 | 0.00 | 0.22 |
16.2 | 0.56 | 0.40 | 0.22 | 0.22 | 0.00 | 0.22 |
16.4 | 0.56 | 0.38 | 0.41 | 0.21 | 0.00 | 0.21 |
16.6 | 0.56 | 0.38 | 1.11 | 0.21 | 0.00 | 0.21 |
16.8 | 0.56 | 0.40 | 2.11 | 0.22 | 0.00 | 0.22 |
17.0 | 0.56 | 0.41 | 3.12 | 0.23 | 0.01 | 0.22 |
17.2 | 0.56 | 0.43 | 3.83 | 0.24 | 0.01 | 0.23 |
17.4 | 0.56 | 0.42 | 3.23 | 0.23 | 0.01 | 0.23 |
17.6 | 0.56 | 0.41 | 2.47 | 0.23 | 0.01 | 0.22 |
17.8 | 0.56 | 0.40 | 2.19 | 0.23 | 0.00 | 0.22 |
18.0 | 0.56 | 0.41 | 2.26 | 0.23 | 0.01 | 0.22 |
18.2 | 0.56 | 0.40 | 0.85 | 0.22 | 0.00 | 0.22 |
18.4 | 0.56 | 0.40 | 0.57 | 0.22 | 0.00 | 0.22 |
18.6 | 0.56 | 0.40 | 0.66 | 0.22 | 0.00 | 0.22 |
18.8 | 0.56 | 0.40 | 0.77 | 0.22 | 0.00 | 0.22 |
19.0 | 0.56 | 0.43 | 2.00 | 0.24 | 0.00 | 0.24 |
19.2 | 0.56 | 0.47 | 4.22 | 0.26 | 0.01 | 0.25 |
19.4 | 0.56 | 0.44 | 6.28 | 0.25 | 0.02 | 0.23 |
19.6 | 0.56 | 0.44 | 2.31 | 0.24 | 0.01 | 0.24 |
19.8 | 0.56 | 0.43 | 0.21 | 0.24 | 0.00 | 0.24 |
20.0 | 0.56 | 0.43 | 0.74 | 0.24 | 0.00 | 0.24 |
20.2 | 0.56 | 0.46 | 2.45 | 0.26 | 0.01 | 0.25 |
20.4 | 0.56 | 0.45 | 3.92 | 0.25 | 0.01 | 0.24 |
20.6 | 0.56 | 0.44 | 4.51 | 0.24 | 0.01 | 0.23 |
20.8 | 0.56 | 0.43 | 3.91 | 0.24 | 0.01 | 0.23 |
21.0 | 0.56 | 0.43 | 4.64 | 0.24 | 0.01 | 0.23 |
21.2 | 1.16 | 0.44 | 7.42 | 0.51 | 0.04 | 0.48 |
21.4 | 1.16 | 0.46 | 6.88 | 0.53 | 0.04 | 0.50 |
21.6 | 1.16 | 0.44 | 0.30 | 0.52 | 0.00 | 0.52 |
21.8 | 1.16 | 0.43 | 0.50 | 0.50 | 0.00 | 0.50 |
22.0 | 1.16 | 0.44 | 0.66 | 0.51 | 0.00 | 0.51 |
22.2 | 1.16 | 0.46 | 1.93 | 0.53 | 0.01 | 0.52 |
22.4 | 1.16 | 0.46 | 3.06 | 0.54 | 0.02 | 0.52 |
22.6 | 7.96 | 0.47 | 2.70 | 3.76 | 0.10 | 3.65 |
22.8 | 7.96 | 0.52 | 1.81 | 4.12 | 0.07 | 4.04 |
23.0 | 7.96 | 0.55 | 1.02 | 4.40 | 0.05 | 4.36 |
23.2 | 0.37 | 0.57 | 0.35 | 0.21 | 0.00 | 0.21 |
23.4 | 0.37 | 0.57 | 0.73 | 0.21 | 0.00 | 0.21 |
23.6 | 0.37 | 0.58 | 1.38 | 0.22 | 0.00 | 0.22 |
23.8 | 0.37 | 0.59 | 1.52 | 0.22 | 0.00 | 0.22 |
24.0 | 0.37 | 0.59 | 1.07 | 0.22 | 0.00 | 0.22 |
24.2 | 0.37 | 0.59 | 0.78 | 0.22 | 0.00 | 0.22 |
24.4 | 0.37 | 0.57 | 0.68 | 0.21 | 0.00 | 0.21 |
24.6 | 1.59 | 0.58 | 1.85 | 0.93 | 0.02 | 0.91 |
24.8 | 1.59 | 0.63 | 1.87 | 1.01 | 0.02 | 0.99 |
25.0 | 1.59 | 0.64 | 1.62 | 1.01 | 0.02 | 1.00 |
25.2 | 1.59 | 0.65 | 1.27 | 1.04 | 0.01 | 1.02 |
25.4 | 1.59 | 0.67 | 2.62 | 1.07 | 0.03 | 1.04 |
25.6 | 1.59 | 0.69 | 5.26 | 1.09 | 0.06 | 1.03 |
25.8 | 1.59 | 0.70 | 0.61 | 1.12 | 0.01 | 1.11 |
26.0 | 1.59 | 0.74 | 0.72 | 1.19 | 0.01 | 1.18 |
26.2 | 1.59 | 0.76 | 1.28 | 1.21 | 0.02 | 1.19 |
26.4 | 1.59 | 0.80 | 0.31 | 1.27 | 0.00 | 1.27 |
26.6 | 0.31 | 0.84 | 0.40 | 0.26 | 0.00 | 0.26 |
26.8 | 0.31 | 0.84 | 0.84 | 0.26 | 0.00 | 0.26 |
27.0 | 0.31 | 0.83 | 1.12 | 0.26 | 0.00 | 0.25 |
27.2 | 0.31 | 0.83 | 0.83 | 0.26 | 0.00 | 0.25 |
27.4 | 0.31 | 0.83 | 0.49 | 0.26 | 0.00 | 0.25 |
27.6 | 0.31 | 0.83 | 0.35 | 0.26 | 0.00 | 0.26 |
27.8 | 0.31 | 0.84 | 0.31 | 0.26 | 0.00 | 0.26 |
28.0 | 0.31 | 0.85 | 0.41 | 0.26 | 0.00 | 0.26 |
28.2 | 0.31 | 0.87 | 0.91 | 0.27 | 0.00 | 0.27 |
28.4 | 0.31 | 0.90 | 1.29 | 0.28 | 0.00 | 0.27 |
28.6 | 0.31 | 0.91 | 0.81 | 0.28 | 0.00 | 0.28 |
28.8 | 0.31 | 0.92 | 0.21 | 0.28 | 0.00 | 0.28 |
29.0 | 0.31 | 0.91 | 0.19 | 0.28 | 0.00 | 0.28 |
29.2 | 0.31 | 0.90 | 0.37 | 0.28 | 0.00 | 0.28 |
29.4 | 0.31 | 0.93 | 0.42 | 0.29 | 0.00 | 0.29 |
29.6 | 0.31 | 0.96 | 0.44 | 0.30 | 0.00 | 0.29 |
29.8 | 0.31 | 0.98 | 0.34 | 0.30 | 0.00 | 0.30 |
30.0 | 0.31 | 1.00 | 0.28 | 0.31 | 0.00 | 0.31 |
30.2 | 0.31 | 1.02 | 0.24 | 0.31 | 0.00 | 0.31 |
30.4 | 0.31 | 1.04 | 0.20 | 0.32 | 0.00 | 0.32 |
30.6 | 0.31 | 1.06 | 0.20 | 0.33 | 0.00 | 0.33 |
30.8 | 0.31 | 1.08 | 0.16 | 0.33 | 0.00 | 0.33 |
31.0 | 0.31 | 1.09 | 0.21 | 0.34 | 0.00 | 0.34 |
31.2 | 0.31 | 1.11 | 0.16 | 0.34 | 0.00 | 0.34 |
31.4 | 0.31 | 1.11 | 0.19 | 0.34 | 0.00 | 0.34 |
31.6 | 0.31 | 1.12 | 0.18 | 0.34 | 0.00 | 0.34 |
31.8 | 0.31 | 1.12 | 1.36 | 0.35 | 0.00 | 0.34 |
32.0 | 0.31 | 1.12 | 14.44 | 0.35 | 0.05 | 0.30 |
32.2 | 0.22 | 1.12 | 35.31 | 0.25 | 0.09 | 0.16 |
32.4 | 0.22 | 1.12 | 33.38 | 0.25 | 0.08 | 0.17 |
32.6 | 0.22 | 1.11 | 40.14 | 0.25 | 0.10 | 0.15 |
32.8 | 0.22 | 1.11 | 46.49 | 0.25 | 0.11 | 0.13 |
33.0 | 0.22 | 1.11 | 50.28 | 0.25 | 0.12 | 0.12 |
33.2 | 0.22 | 1.13 | 46.42 | 0.25 | 0.12 | 0.13 |
33.4 | 0.22 | 1.13 | 48.04 | 0.25 | 0.12 | 0.13 |
33.6 | 0.22 | 1.12 | 33.61 | 0.25 | 0.08 | 0.17 |
33.8 | 0.22 | 1.10 | 12.73 | 0.25 | 0.03 | 0.22 |
34.0 | 0.22 | 1.12 | 4.76 | 0.25 | 0.01 | 0.24 |
34.2 | 0.22 | 1.14 | 1.74 | 0.25 | 0.00 | 0.25 |
34.4 | 0.22 | 1.16 | 0.25 | 0.26 | 0.00 | 0.26 |
34.6 | 0.22 | 1.17 | 0.19 | 0.26 | 0.00 | 0.26 |
34.8 | 0.22 | 1.16 | 3.72 | 0.26 | 0.01 | 0.25 |
35.0 | 0.22 | 1.15 | 6.04 | 0.26 | 0.02 | 0.24 |
35.2 | 0.22 | 1.15 | 4.32 | 0.26 | 0.01 | 0.25 |
35.4 | 0.22 | 1.18 | 4.76 | 0.26 | 0.01 | 0.25 |
35.6 | 0.22 | 1.22 | 10.56 | 0.27 | 0.03 | 0.24 |
35.8 | 0.22 | 1.25 | 26.00 | 0.28 | 0.07 | 0.21 |
36.0 | 0.22 | 1.25 | 32.87 | 0.28 | 0.09 | 0.19 |
36.2 | 0.22 | 1.23 | 21.13 | 0.27 | 0.06 | 0.22 |
36.4 | 0.22 | 1.21 | 18.63 | 0.27 | 0.05 | 0.22 |
36.6 | 0.22 | 1.19 | 20.52 | 0.27 | 0.05 | 0.21 |
36.8 | 0.22 | 1.18 | 22.27 | 0.26 | 0.06 | 0.20 |
37.0 | 0.22 | 1.17 | 10.35 | 0.26 | 0.03 | 0.23 |
37.2 | 0.22 | 1.16 | 4.27 | 0.26 | 0.01 | 0.25 |
37.4 | 0.22 | 1.13 | 8.12 | 0.25 | 0.02 | 0.23 |
37.6 | 0.22 | 1.10 | 3.19 | 0.25 | 0.01 | 0.24 |
37.8 | 0.22 | 1.12 | 5.00 | 0.25 | 0.01 | 0.24 |
38.0 | 1.56 | 1.16 | 2.92 | 1.81 | 0.05 | 1.76 |
38.2 | 1.56 | 1.15 | 2.23 | 1.80 | 0.04 | 1.76 |
38.4 | 1.56 | 1.11 | 6.51 | 1.73 | 0.11 | 1.62 |
38.6 | 1.56 | 1.12 | 5.82 | 1.75 | 0.10 | 1.65 |
38.8 | 1.56 | 1.10 | 0.37 | 1.72 | 0.01 | 1.71 |
39.0 | 1.56 | 1.09 | 0.72 | 1.71 | 0.01 | 1.70 |
39.2 | 1.56 | 1.07 | 0.25 | 1.68 | 0.00 | 1.67 |
39.4 | 1.56 | 1.02 | 1.02 | 1.60 | 0.02 | 1.59 |
39.6 | 1.56 | 1.06 | 6.67 | 1.66 | 0.11 | 1.55 |
39.8 | 1.56 | 1.00 | 7.58 | 1.57 | 0.12 | 1.45 |
40.0 | 1.56 | 0.90 | 0.28 | 1.40 | 0.00 | 1.40 |
40.2 | 1.56 | 0.91 | 0.29 | 1.42 | 0.00 | 1.41 |
40.4 | 1.56 | 1.09 | 0.28 | 1.70 | 0.00 | 1.69 |
40.6 | 1.56 | 1.09 | 1.57 | 1.70 | 0.03 | 1.67 |
40.8 | 1.56 | 1.10 | 0.85 | 1.71 | 0.01 | 1.70 |
41.0 | 1.56 | 1.16 | 1.86 | 1.81 | 0.03 | 1.78 |
41.2 | 1.56 | 1.13 | 7.31 | 1.77 | 0.13 | 1.64 |
41.4 | 1.56 | 1.09 | 12.52 | 1.70 | 0.21 | 1.49 |
41.6 | 1.56 | 1.04 | 9.33 | 1.63 | 0.15 | 1.47 |
41.8 | 1.56 | 0.86 | 1.18 | 1.35 | 0.02 | 1.33 |
42.0 | 1.56 | 0.93 | 1.42 | 1.45 | 0.02 | 1.43 |
42.2 | 1.56 | 0.94 | 1.46 | 1.48 | 0.02 | 1.45 |
42.4 | 1.56 | 0.93 | 0.27 | 1.45 | 0.00 | 1.45 |
42.6 | 1.56 | 0.93 | 0.25 | 1.45 | 0.00 | 1.45 |
42.8 | 1.56 | 0.91 | 0.23 | 1.43 | 0.00 | 1.42 |
43.0 | 1.56 | 0.84 | 0.19 | 1.32 | 0.00 | 1.31 |
43.2 | 1.56 | 0.84 | 0.19 |
LSR = linear sedimentation rate, MAR = mass accumulation rate, CAR = carbonate accumulation rate, nCAR = noncarbonate accumulation rate.
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