Table 1. Mineralogic, elemental, and stable isotopic composition of bulk carbonate sediments, Site 1006.
 
Core, section, interval (cm)
Depth (mbsf)
Degree of lithification
Aragonite (wt%)
LMC (wt%)
HMC (wt%)
Dolomite (wt%)
mol% Mg HMC (XRD)
mol% Mg Dolomite (XRD)
CaCO3 (mol%)
MgCO3 (mol%)
Mg
(ppm)
Sr
(ppm)
Na
(ppm)
13C
PDB
18O
PDB
166-1006A-














1H-3, 25-27 3.25
45.8 30.9 23.3
11.2
94.47 3.7 9,079 5733 2646 2.48 -0.24
1H-5, 88-90 6.88
35.4 21.1 43.5
12.0
92.29 6.2 15,124 5003 2207 2.95 1.12
2H-1, 17-19 7.27 PL 13.7 27.2 59.1
12.2
89.69 9.3 22,977 2296 1653 2.61 2.52
2H-3, 25-27 10.35
51.0 18.8 30.2
12.4
93.33 4.9 11,865 6747 2368 3.93 -0.14
2H-5, 68-70 13.78
6.4 93.6



96.61 2.4 5,888 2336 1622 1.63 1.88
3H-3, 25-27 19.85
17.8 82.2



96.41 1.9 4,574 3377 3031 1.37 0.75
4H-3, 25-27 29.35
18.2 81.8



96.31 2.3 5,660 4252 2009 2.26 1.30
4H-5, 13-15 32.23 PL 11.2 88.8



96.88 2.2 5,308 2614 1482 1.62 1.98
5H-3, 25-27 38.85
55.7 44.3



95.31 2.1 5,099 8321 3739 3.76 0.87
6H-3, 25-27 48.35
34.2 65.8



96.31 2.1 5,047 5417 2281 2.07 0.80
7H-3, 25-27 57.85
54.4 45.6



96.34 1.7 4,081 7895 2456 2.99 0.32
8H-1, 135-137 65.45 PL 28.0 72.0



96.48 2.2 5,266 5048 1778 2.52 1.41
8H-3, 25-27 67.35
50.0 50.0



96.55 1.7 4,021 7821 2045 3.18 0.62
9H-2, 94-96 76.04 PL 20.0 80.0



96.96 2.0 4,792 4020 1398 2.15 1.43
9H-3, 25-27 76.85
54.3 43.7
2.0
42.5 95.38 2.5 6,140 8357 2590 3.56 0.81
10H-1, 15-16 83.25 PL 19.2 80.8



96.99 1.9 4,733 4260 1323 2.37 1.56
10H-3, 25-27 86.35
7.0 92.6
0.4
42.9 97.49 1.7 4,133 3130 1032 1.91 1.41
11H-1, 142-144 94.02 PL 5.7 94.1
0.2

97.59 1.6 3,872 2587 1202 2.17 1.73
11H-3, 25-27 95.85
24.6 75.0
0.4

96.20 2.3 5,699 4732 2105 2.04 1.12
12H-1, 78-80 102.88 PL 14.2 84.4
1.4
41.5 96.30 2.8 6,761 3778 1121 2.54 1.93
12H-3, 25-27 105.35
39.3 56.8
3.9
41.4 94.78 3.7 8,970 6271 1891 2.70 1.17
12H-4, 7-9 106.67 PL 20.3 77.5
2.2
42.1 96.25 2.7 6,509 4245 1354 2.10 1.63
13H-1, 131-133 112.91 PL 24.2 73.8
2.0
42.7 96.71 2.0 4,954 4987 1555 2.10 1.34
13H-3, 25-27 114.85
36.0 61.2
2.8
42.1 95.89 2.5 6,114 5982 2086 2.53 0.99
13H-4, 94-96 117.04 PL 20.8 78.3
0.9

96.68 2.2 5,260 4620 1442 2.04 1.35
14H-3, 25-27 124.35
37.3 61.9
0.8

96.11 2.3 5,554 6148 2073 2.31 0.65
14H-4, 72-74 126.32
10.4 88.9
0.7

97.07 2.0 4,932 3267 1225 1.51 1.54
15H-2, 130-132 133.4 PL 14.7 83.6
1.7
42.1 96.78 2.1 5,214 3847 1470 1.95 1.33
15H-3, 25-27 133.85
27.9 70.4
1.7
42.6 96.52 1.9 4,650 5425 2170 2.36 0.67
16H-2, 76-78 142.36 PL 21.1 75.3
3.6
43.0 96.71 2.2 5,288 4333 1432 2.11 0.82
16H-3, 25-27 143.35
51.3 48.3
0.4

96.64 1.5 3,724 9083 1795 3.61 0.73
17H-3, 25-27 152.85
20.7 79.3



97.18 1.6 3,820 4505 1683 1.33 0.28
18H-3, 25-27 162.35
29.1 67.9
3.0
41.9 96.07 2.5 6,160 5540 1753 2.01 0.87
19H-3, 25-27 171.85
24.3 74.1
1.6
42.1 96.45 2.3 5,640 4993 1515 1.96 0.93
20H-3, 25-27 181.35
36.1 61.4
2.5
42.5 96.28 2.1 5,171 6409 1966 2.70 0.49
20H-4, 116-118 183.76 PL 8.6 89.5
1.9
42.2 96.92 2.3 5,505 3565 945 1.96 1.55
21H-3, 25-27 190.85
31.5 67.6
0.9

96.83 1.6 3,869 5854 2075 1.66 -0.12
22H-3, 25-27 200.35
25.9 72.7
1.4
42.1 96.63 2.1 4,982 5146 1673 2.02 0.77
23H-3, 25-27 209.85
15.5 83.5
1.0
42.9 96.97 2.0 4,872 4125 1271 1.71 0.81
24H-3, 25-27 219.35
28.3 71.2
0.5

96.80 1.8 4,320 5280 1876 1.59 0.37
25H-3, 25-27 228.85
23.4 75.5
1.1
43.6 96.99 1.6 3,926 4675 1977 1.30 0.19
26H-3, 25-27 238.35
14.4 83.6
2.0
43.9 97.09 1.6 3,984 3955 1878 1.36 0.50
27H-3, 25-27 247.85 PL 13.2 84.1
2.7
43.7 97.14 1.8 4,298 4006 1452 1.22 0.76
28H-2, 25-27 255.85
12.2 85.5
2.3
42.7 96.95 1.6 3,782 4044 2357 1.28 0.31
29H-2, 25-27 265.35
14.3 82.7
3.0
42.6 96.95 1.9 4,717 3911 1526 1.14 0.70
30X-1, 43-45 273.53 PL 7.8 88.6
3.6
43.3 97.13 1.8 4,395 3639 1492 0.65 -0.04
30X-2, 25-27 274.85
15.3 81.3
3.4
42.4 97.19 1.5 3,688 4372 1805 1.01 0.02
30X-4, 115-117 278.75 PL 9.0 89.0
2.0
43.6 97.31 1.6 3,862 3638 1581 0.75 -0.18
31X-2, 25-27 280.65
11.4 85.5
3.1
42.8 97.26 1.6 3,779 3911 1684 0.81 -0.28
31X-3, 58-60 282.48
18.0 79.2
2.8
41.9 97.02 1.7 4,166 4525 1722 0.89 -0.02
32X-2, 25-27 286.45
13.5 85.0
1.5
42.1 97.47 1.3 3,227 4065 1685 0.97 0.29
33X-2, 25-27 295.65 PL 8.0 92.0



97.71 1.4 3,296 3326 1270 0.96 0.60
33X-4, 112-115 299.52 PL 7.4 92.6



97.94 1.2 2,924 3290 1112 1.07 0.43
34X-2, 25-27 304.85 PL 8.2 90.1
1.7
43.2 97.64 1.3 3,265 3510 1411 0.94 0.28
34X-3, 130-132 307.4 PL 8.7 90.7
0.6

97.31 1.3 3,200 4052 2094 0.38 -0.45
34X-6, 55-57 311.15 PL 10.0 87.7
2.3
42.6 97.55 1.5 3,579 3539 1315 0.27 -0.43
35X-2, 22-24 314.12
6.7 89.9
3.4
43.0 97.17 1.7 4,169 3372 1668 1.10 0.40
35X-5, 50-52 318.9 LITH 5.4 92.0
2.6
43.1 97.49 1.6 3,866 3133 1297 1.16 0.56
36X-2, 25-27 323.25 PL 12.4 86.3
1.3
43.4 96.88 2.1 5,018 3584 1491 1.47 1.26
37X-2, 25-27 332.35
2.5 96.5
1.0
42.4 97.75 1.4 3,321 2675 1326 0.89 1.02
37X-2, 25-27 333.85 PL 2.4 96.4
1.2
44.3 97.90 1.2 3,010 2705 1262 0.75 0.88
38X-2, 25-27 341.55 PL 12.8 85.8
1.4
43.1 97.72 1.1 2,772 3968 1562 0.84 0.07
39X-2, 25-27 350.65 PL 9.7 86.9
3.4
42.9 97.70 1.3 3,045 3643 1453 0.69 -0.10
40X-2, 25-27 359.85
7.4 90.2
2.4
43.3 97.27 1.5 3,557 3252 2055 0.91 0.42
41X-2, 25-27 369.05 PL 5.7 92.0
2.3
42.9 97.70 1.4 3,509 2961 1183 0.82 0.78
42X-2, 25-27 378.15 PL 6.6 89.8
3.6
42.6 97.45 1.7 4,149 3289 1081 0.51 0.33
43X-CC, 25-27 386.35 PL 13.6 82.8
3.6
42.4 97.47 1.4 3,380 3913 1583 0.87 -0.21
44X-2, 25-27 396.45 PL 14.6 82.9
2.5
42.4 97.61 1.2 2,998 3817 1658 1.15 -0.40
45X-2, 25-27 405.75 PL 14.6 82.1
3.3
42.0 97.02 1.8 4,277 3968 1765 1.14 0.08
46X-2, 25-27 415.15 PL 28.5 69.7
1.8
41.5 96.81 1.4 3,484 5372 2615 1.81 -0.77
47X-2, 25-27 424.55 PL 10.8 87.0
2.2
42.0 97.26 1.8 4,254 3549 1347 1.59 0.35
48X-2, 25-27 433.75 PL 17.8 81.5
0.7

97.33 1.5 3,621 4285 1575 1.93 0.36
48X-5, 115-117 439.15 PL 20.7 79.3



97.41 1.3 3,075 4703 1793 1.65 0.03
49X-2, 25-27 442.75 PL 16.3 83.1
0.6

97.63 1.2 2,880 4462 1537 1.48 0.16
49X-2, 110-111 443.6 LITH 17.6 82.4



97.06 1.3 3,097 5358 2406 1.47 0.23
50X-2, 25-27 451.8 PL 27.3 71.9
0.8

97.45 1.1 2,780 5846 1770 1.80 -0.47
50X-5, 134-136 457.44 LITH 12.8 86.3
0.9

97.79 1.3 3,218 4175 945 1.79 -0.43
51X-2, 25-27 461.05 PL 37.0 62.3
0.7

97.06 1.2 3,020 6613 2136 1.75 -0.66
51X-5, 19-22 465.49 LITH 12.1 87.9



97.62 1.4 3,518 4065 1078 1.74 0.39
51X-5, 116-119 466.46 LITH 21.8 77.8
0.4

97.44 1.3 3,091 5198 1584 1.80 -0.15
52X-2, 25-27 470.45 PL 33.6 65.7
0.7

97.27 1.2 2,837 5967 2005 1.53 -0.74
52X-6, 20-22 476.4 LITH 10.6 88.8
0.6

97.65 1.3 3,273 3976 1249 1.43 0.40
53X-1, 32-34 478.42 LITH 7.8 92.2



97.84 1.3 3,122 3844 1001 1.44 0.29
53X-2, 25-27 479.85 PL 26.7 72.5
0.8

97.40 1.2 2,984 5203 1768 1.36 -0.55
54X-2, 9-11 488.79 PL 15.8 83.7
0.5

97.53 1.3 3,259 4718 1353 1.75 0.28
54X-5, 120-122 494.4 PL 40.0 59.5
0.5

96.80 1.1 2,734 8084 2624 1.07 -1.05
55X-2, 20-22 498 PL 30.8 68.4
0.8

97.11 1.3 3,110 6115 2074 1.76 -0.30
55X-4, 24-26 501.04 PL 29.8 69.1
1.1
42.8 97.12 1.3 3,216 6060 1964 1.59 -0.51
56X-2, 25-27 507.15 PL 17.5 81.6
0.9

97.33 1.5 3,736 4504 1404 1.91 0.43
56X-4, 61-63 510.51 LITH 41.4 57.9
0.7

96.91 1.2 2,874 7105 2490 1.78 -0.88
56X-6, 94-97 513.84 LITH 11.6 87.2
1.2
42.9 97.14 1.7 4,193 4341 1458 1.69 0.58
57X-1, 140-142 516.4 PL 53.2 46.8



96.65 1.2 2,931 8097 2767 1.92 -0.78
57X-2, 25-27 516.75 PL 27.6 71.3
1.1
42.5 96.73 1.8 4,456 5281 1907 1.80 0.25
58X-2, 25-27 526.45 PL 27.4 71.4
1.2
42.9 97.21 1.3 3,087 6049 1881 1.67 -0.56
59X-2, 114-116 536.94 PL 31.6 66.9
1.5
41.9 96.95 1.5 3,574 6108 2001 1.78 -0.33
60X-2, 25-27 545.65 PL 27.6 71.8
0.6

97.15 1.2 2,954 5984 2180 1.38 -0.54
60X-3, 16-18 547.06 PL 20.4 79.2
0.4

97.48 1.2 2,853 5377 1669 1.37 -0.12
61X-2, 25-27 555.25 LITH 21.4 77.7
0.9

97.39 1.3 3,036 5667 1627 1.27 -0.72
61X-5, 98-100 560.48 LITH 7.6 91.3
1.1
42.9 97.58 1.4 3,505 4223 1131 1.18 0.07
62X-2, 25-27 564.95 LITH 24.8 74.2
1.0
42.8 96.91 1.4 3,461 5819 2280 1.17 -0.67
62X-2, 63-65 565.33 PL 11.4 87.2
1.4
42.7 97.66 1.2 3,006 4036 1458 0.87 -0.41
63X-2, 25-27 574.55 PL
99.1
0.9

97.70 1.6 3,936 3321 687 1.42 0.39
63X-5, 54-56 579.34 LITH 14.8 85.2



95.99 1.0 2,401 5367 5515 1.06 -0.61
63X-5, 61-63 579.41 PL 14.8 85.2



97.52 0.9 2,141 4537 2470 1.21 -0.59
64X-2, 25-27 584.15 PL 9.1 90.3
0.6

97.35 1.6 3,998 3835 1305 1.49 0.63
64X-CC, 30-32 589.88 LITH 2.5 97.5



98.04 1.2 2,811 3630 879 1.26 0.43
65X-4, 103-105 597.63 PL 4.2 95.3
0.5

97.40 1.2 3,000 3025 2332 1.34 0.39
65X-6, 26-28 599.86 PL 26.1 73.9



96.64 1.0 2,353 5713 3984 0.83 -1.01
68X-2, 25-27 622.75 PL 26.0 71.0
3.0
42.9 96.49 1.7 4,175 5194 2737 1.66 -0.36
77X-3, 62-64 711.3 PL 4.5 94.6
0.9

97.72 1.0 2,348 3231 2173 1.54 -0.86
77X-4, 4-6 712.24 PL
100.0



97.94 0.8 1,843 2983 2204 1.64 -0.50

Notes: LMC = low-Mg calcite, HMC = high-Mg calcite, XRD = X-ray diffraction, PDB = Peedee belemnite standard. Degree of lithification column abbreviations: PL = partially lithified, LITH = lithified, unmarked areas = unlithified. See text for method of lithification classification.

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