Table
4. Sedimentary geochemical results for Site 1014.
Core,
section, interval (cm)
Depth
(mbsf)
P
concentrations (µmol/g sediment)
CaCO3
Biogenic
opal
(wt%)
Adsorbed
Oxide
associated
Authigenic
Detrital
Organic
Total
reactive
Total
Mean
SD
Mean
SD
Mean
SD
Mean
SD
Mean
SD
Mean
SD
Mean
SD
167-1014A-
1H-2,
34-36*
1.84
1.11
0.11
1.42
0.32
16.43
1.60
6.44
0.82
5.45
0.31
24.41
1.67
30.84
1.86
2H-5,
34-36*
9.44
0.90
0.11
2.29
0.76
18.02
1.80
6.53
1.24
5.52
0.30
26.72
1.98
33.25
2.33
3H-5,
33-35*
18.93
1.16
0.06
1.89
0.12
14.53
0.74
6.31
0.62
3.69
0.14
21.28
0.77
27.59
0.99
4H-5,
33-35*
28.43
1.30
0.04
2.22
1.07
25.92
2.13
6.25
1.81
3.46
0.60
32.89
2.46
39.14
3.05
5H-5,
33-35*
37.97
1.46
0.03
1.86
0.55
11.21
1.35
4.73
1.10
2.24
0.24
16.76
1.48
21.49
1.84
6H-5,
33-35*
46.50
1.27
0.11
1.98
0.06
23.27
1.27
6.50
1.84
2.88
0.27
29.40
1.31
35.90
2.26
7X-3,
34-36*
53.64
1.50
0.17
2.48
0.26
16.49
1.60
6.54
1.55
2.23
0.21
22.70
1.64
29.24
2.26
8X-5,
33-35*
60.63
1.23
0.09
2.30
0.59
29.15
2.23
5.29
1.43
3.06
0.32
35.74
2.33
41.02
2.74
9X-5,
33-35*
70.33
1.62
0.10
2.03
0.65
24.33
2.75
6.95
1.14
1.76
0.06
29.74
2.83
36.69
3.05
10X-5,
33-35*
80.13
1.45
0.08
3.33
0.17
17.98
1.28
5.07
2.09
1.99
0.27
24.75
1.32
29.82
2.47
1H-2,
34-36
1.84
1.97
0.49
17.03
1.51
6.68
3.01
5.66
0.53
24.66
1.68
31.34
3.44
30.4
1.18
2H-5,
34-36
9.44
2.33
0.35
19.18
0.98
5.62
2.24
5.67
0.54
27.18
1.17
32.80
2.53
15.3
1.11
3H-5,
33-35
18.93
2.17
0.98
15.19
1.45
6.14
2.81
3.78
0.27
21.14
1.77
27.28
3.32
33.9
1.46
4H-5,
33-35
28.43
2.12
0.96
26.45
2.64
5.87
1.53
3.36
0.25
31.93
2.82
37.80
3.21
25.3
0.81
5H-5,
33-35
37.97
2.63
0.35
11.83
1.30
4.62
1.13
2.19
0.19
16.65
1.36
21.27
1.77
44.1
1.14
6H-5,
33-35
46.50
2.43
0.13
24.23
0.89
6.29
2.26
2.83
0.44
29.49
1.00
35.78
2.48
29.5
0.73
7X-3,
34-36
53.64
2.49
0.03
16.81
0.90
6.64
2.58
2.28
0.21
21.59
0.92
28.23
2.74
37.3
0.76
8X-5,
33-35
60.63
2.13
0.36
29.89
1.94
4.82
1.08
2.94
0.37
34.96
2.01
39.78
2.28
28.5
0.98
9X-5,
33-35
70.33
2.58
0.12
25.09
1.44
6.57
2.23
1.62
0.11
29.29
1.45
35.86
2.66
36.4
0.68
10X-5,
33-35
80.13
2.31
0.52
19.12
2.96
4.44
1.49
1.89
0.11
23.32
3.00
27.76
3.36
45.1
0.70
11X-5,
33-35
89.83
1.61
0.13
22.79
0.53
3.46
0.11
1.47
0.03
25.87
0.55
29.33
0.56
43.9
0.70
12X-5,
44-46
98.96
1.79
0.30
19.19
0.44
3.85
0.05
1.67
0.05
22.64
0.53
26.50
0.54
52.7
1.24
13X-5,
33-35
109.13
1.54
0.27
35.81
0.33
5.84
0.04
2.91
0.14
40.25
0.45
46.09
0.45
30.1
1.56
14X-5,
33-35
118.59
2.19
0.18
32.35
1.24
4.52
0.18
2.21
0.08
36.74
1.25
41.27
1.27
43.4
1.56
15X-5,
26-28
126.96
3.65
2.05
20.30
1.10
5.12
0.10
2.41
0.12
26.36
2.33
31.48
2.33
35.5
2.09
16X-5,
44-45
137.12
2.34
1.65
29.79
1.20
4.52
0.26
2.08
0.04
34.21
2.04
38.74
2.06
44.2
1.96
17X-5,
33-35
147.53
1.92
0.25
15.72
0.67
1.35
0.07
0.98
0.02
18.62
0.71
19.97
0.72
72.6
2.32
18X-5,
33-35
156.24
1.92
0.28
20.40
0.58
2.30
0.07
1.29
0.03
23.61
0.64
25.91
0.64
60.1
2.44
19X-5,
33-35
166.73
1.90
0.31
17.57
0.20
7.10
0.11
1.98
0.05
21.44
0.37
28.55
0.39
34.6
1.85
20X-5,
33-35
175.74
1.81
0.34
24.54
0.81
5.37
0.43
1.69
0.07
28.04
0.88
33.41
0.98
46.1
1.89
21X-5,
33-35
184.95
1.97
0.23
25.48
0.60
3.22
0.12
1.57
0.05
29.02
0.64
32.24
0.65
56.5
1.87
22X-5,
33-35
194.37
1.77
0.30
19.14
0.42
3.77
0.08
1.14
0.03
22.05
0.52
25.82
0.53
60.6
1.90
23X-4,
32-34
202.53
1.74
0.12
22.19
0.69
3.11
0.14
1.13
0.03
25.06
0.70
28.17
0.71
55.3
6.02
23X-5,
33-35
203.81
1.59
0.12
29.11
0.58
3.71
0.05
1.13
0.02
31.83
0.59
35.53
0.60
59.2
2.85
24X-5,
32-34
213.51
1.42
0.20
22.20
0.32
4.30
0.24
1.32
0.04
24.94
0.38
29.24
0.45
53.7
1.87
27X-5,
33-35
232.79
1.81
0.62
33.11
1.07
4.45
0.07
1.40
0.02
36.32
1.24
40.77
1.24
53.2
1.74
28X-4,
32-34
241.32
2.18
0.50
30.37
0.86
4.11
0.09
1.21
0.09
33.76
0.99
37.87
1.00
56.4
1.48
29X-2,
68-70
249.08
1.51
0.19
20.43
0.77
2.15
0.02
0.81
0.03
22.75
0.80
24.90
0.80
71.0
1.99
30X-5,
33-35
256.43
1.41
0.26
43.14
0.45
4.43
0.04
1.31
0.03
45.86
0.52
50.29
0.52
57.9
3.29
31X-5,
33-35
261.79
1.66
0.37
25.86
0.37
3.58
0.21
1.06
0.04
28.57
0.53
32.15
0.57
63.6
7.44
32X-5,
33-35
271.81
3.62
0.50
40.02
0.39
7.20
0.36
1.98
0.07
45.62
0.64
52.82
0.74
50.6
3.22
33X-5,
33-35
281.07
2.47
1.66
48.81
0.85
5.16
0.03
1.89
0.07
53.17
1.87
58.33
1.87
50.8
2.12
34X-5,
33-35
291.83
5.09
1.87
45.13
0.38
4.14
0.13
2.00
0.14
52.23
1.91
56.37
1.92
48.5
1.61
35X-5,
33-35
300.73
2.20
0.96
29.78
0.61
3.85
0.29
1.48
0.09
33.46
1.14
37.31
1.18
46.4
1.81
37X-5,
33-35
319.63
3.27
1.40
31.50
1.84
3.51
0.13
1.50
0.07
36.26
2.32
39.77
2.32
54.6
2.09
38X-4,
32-34
328.92
4.04
2.04
36.80
0.72
3.54
0.11
1.67
0.11
42.51
2.17
46.04
2.17
50.6
2.60
39X-5,
33-35
338.26
2.00
0.97
28.07
0.78
4.17
0.02
1.56
0.09
31.64
1.25
35.81
1.25
62.1
2.58
40X-4,
32-34
347.09
2.04
0.55
24.78
0.88
4.08
0.05
1.46
0.08
28.29
1.04
32.37
1.04
61.8
2.84
41X-5,
38-40
359.03
2.90
1.10
40.24
0.94
6.62
0.55
2.28
0.12
45.41
1.46
52.03
1.56
39.4
1.82
42X-5,
40-42
369.00
1.33
0.34
24.58
0.60
3.99
0.27
1.20
0.08
27.11
0.69
31.09
0.74
70.0
2.78
43X-5,
33-35
386.83
0.84
0.64
42.12
0.92
7.73
0.84
1.69
0.08
44.64
1.12
52.37
1.40
53.6
2.29
44X-5,
32-34
396.97
0.88
0.30
66.92
1.68
9.35
0.03
2.43
0.12
70.23
1.71
79.58
1.71
28.6
2.54
45X-5,
32-34
406.33
0.93
0.54
78.19
2.28
11.66
1.38
1.91
0.11
81.03
2.35
92.70
2.72
43.8
2.18
46X-5,
32-34
415.65
1.57
0.80
32.23
0.80
5.57
0.20
1.48
0.09
35.29
1.14
40.85
1.15
63.6
1.73
47X-5,
33-35
424.93
1.62
0.34
46.57
0.49
9.03
0.40
2.62
0.14
50.81
0.62
59.84
0.73
32.9
1.88
48X-5,
29-31
434.99
1.90
0.48
70.08
1.10
13.52
1.30
2.64
0.13
74.62
1.21
88.14
1.78
32.6
1.43
49X-5,
33-35
445.14
4.27
1.46
103.25
5.51
7.95
0.51
3.22
0.10
110.75
5.70
118.69
5.73
8.6
2.35
Note: * = For the first ten samples, analyses were performed using both the five- and four-step procedures. SD = standard deviation, blank = quantity not determined for that sample.