Table T5. Results from Boston University microwave acid digestions at a higher sampling resolution.
Core, section,
interval (cm)
Depth
(mbsf)
Age
(Ma)
Major elements (wt%)
Trace elements (ppm)
Si
Al
Ti
Fe
Mn
Ca
Mg
Na
K
P
Ba
Sr
Cr
Ni
Sc
V
Zr
206-1256B-
1H-1, 70–75 0.70 0.060 22.40 5.50 0.256 3.84 1.315 6.59 1.15 2.25 1.70 0.120 6,058 520 28.46 293 16.15 119.6 131.2
1H-1, 145–150 1.45 0.124 25.25 7.17 0.400 5.87 0.555 1.25 1.58 1.61 1.31 0.161 8,419 437 71.78 389 23.07 153.5 157.1
1H-2, 70–75 2.20 0.188 19.50 5.05 0.271 4.44 0.696 3.45 1.59 2.79 1.20 0.132 7,949 445 42.30 816 19.48 107.8 145.3
1H-2, 145–150 2.95 0.253 22.59 5.57 0.316 5.10 0.866 4.53 1.81 3.08 1.18 0.144 8,375 514 42.78 614 21.28 86.3 150.8
1H-3, 70–75 3.70 0.317 26.30 6.14 0.263 3.27 0.966 1.97 1.17 2.80 2.20 0.084 6,242 354 30.96 483 14.64 71.0 147.3
1H-470–75 5.20 0.445 19.79 5.03 0.280 3.93 0.700 7.95 1.50 2.00 1.17 0.132 6,267 565 42.60 682 18.45 96.7 121.8
1H-4, 122–127 5.72 0.490 21.80 5.26 0.305 4.33 0.420 5.87 1.85 4.03 1.38 0.110 7,771 538 37.17 754 18.87 137.8 143.0
2H-1, 73–78 6.83 0.585 16.55 4.62 0.252 3.31 0.448 17.28 1.37 1.69 1.04 0.148 9,930 873 43.63 738 16.28 72.9 100.2
2H-1, 142–147 7.52 0.644 16.09 4.60 0.239 3.20 0.405 12.46 1.30 1.56 1.12 0.142 10,155 828 46.23 562 16.37 69.1 104.8
2H-2, 0–75 8.27 0.708 22.36 6.07 0.349 5.22 0.325 2.03 1.82 3.04 1.30 0.183 9,209 420 47.15 465 22.28 99.8 149.6
2H-2, 145–150 9.02 0.772 22.32 5.92 0.331 4.86 0.500 4.13 1.57 1.51 1.20 0.158 8,992 492 47.45 484 22.23 86.7 157.8
2H-3, 70–75 9.77 0.837 23.80 6.15 0.357 5.12 0.660 3.88 1.95 3.37 1.38 0.155 10,138 534 49.46 703 23.72 82.8 152.4
2H-3, 145–150 10.52 0.901 20.46 5.01 0.279 4.01 0.697 9.23 1.40 1.67 1.17 0.148 8,915 654 38.34 625 18.16 70.7 151.1
2H-4, 70–75 11.27 0.965* 23.78 5.69 0.326 3.89 0.355 4.74 1.62 3.53 1.95 0.12 7,711 500 30.31 718 16.30 142.2 262.3
2H-4, 145–150 12.02 1.029* 19.38 5.00 0.260 3.67 2.608 7.98 1.64 2.23 1.43 0.14 7,760 544 39.42 588 17.77 111.6 131.6
2H-5, 70–75 12.77 1.093 15.43 4.49 0.247 3.54 0.902 12.11 1.41 2.27 1.05 0.143 7,109 682 39.18 479 16.54 74.1 125.2
2H-5, 145–150 13.52 1.158 19.61 5.55 0.305 4.41 0.734 7.60 1.67 2.23 1.23 0.159 9,158 604 43.80 635 19.64 84.7 140.6
2H-6, 70–75 14.27 1.242 19.86 5.42 0.304 4.19 0.324 7.93 1.75 2.63 1.42 0.128 8,341 595 45.41 750 21.10 196.8 151.0
2H-6, 145–150 15.02 1.361 17.03 4.25 0.214 2.91 5.729 7.15 2.04 2.09 1.18 0.111 6,444 355 34.52 698 13.73 395.8 108.9
2H-7, 63–68 15.70 1.469 21.12 5.31 0.278 4.54 0.431 10.36 1.56 2.04 1.29 0.138 7,734 599 36.68 543 17.87 99.6 144.0
3H-1, 70–75 16.30 1.565 20.64 5.80 0.315 5.03 1.117 5.59 1.68 1.52 1.26 0.156 10,803 570 48.87 498 22.32 91.0 158.0
3H-1, 145–150 17.05 1.684 5.09 1.17 0.058 0.98 6.211 13.10 2.08 0.58 0.32 0.076 1,458 205 10.57 114 3.84 29.8 33.4
3H-2, 70–75 17.80 1.803 24.84 6.18 0.319 5.91 0.757 1.98 1.94 3.48 1.80 0.133 11,026 447 34.12 424 18.91 94.7 183.4
3H-2, 145–150 18.55 1.922 24.27 6.37 0.344 6.00 0.366 1.53 1.93 2.78 1.55 0.160 11,705 435 54.82 497 21.46 93.4 188.1
3H-3, 70–75 19.30 2.041 23.49 6.71 0.365 6.00 1.814 1.55 1.97 2.56 1.69 0.220 12,963 507 38.11 419 21.35 98.6 175.2
3H-3, 145–150 20.05 2.160 23.47 5.90 0.243 3.36 1.929 1.56 1.20 2.10 2.20 0.143 8,467 357 32.57 576 13.28 58.9 162.3
3H-4, 70–75 20.80 2.280 22.13 5.95 0.322 4.82 0.309 5.00 1.80 2.55 1.46 0.154 13,554 633 52.14 614 21.19 182.4 163.2
3H-4, 145–150 21.55 2.399 23.57 6.32 0.354 4.90 0.363 3.34 1.97 2.67 1.52 0.165 14,226 544 50.89 641 22.55 163.4 162.6
3H-5, 70–75 22.30 2.518 23.59 6.67 0.360 4.77 0.204 1.20 1.89 2.58 1.59 0.153 13,524 469 53.63 637 22.95 102.1 157.6
3H-5, 145–150 23.05 2.637 24.94 6.65 0.358 4.70 0.201 1.18 1.86 2.46 1.58 0.170 13,780 482 58.05 726 21.81 115.1 158.3
3H-6, 145–150 24.55 2.875 24.54 6.57 0.366 4.73 0.528 1.55 1.84 2.63 1.54 0.260 15,688 479 70.05 698 25.90 88.7 172.7
3H-7, 57–62 25.17 2.974 22.55 6.10 0.333 4.26 0.600 4.45 1.54 2.45 1.45 0.197 13,267 583 62.00 451 22.25 76.0 153.9
4H-1, 145–150 26.55 3.193 22.37 6.53 0.359 4.63 0.506 2.62 2.11 2.66 1.43 0.182 13,643 508 69.67 630 22.63 155.5 144.1
4H-2, 145–150 28.05 3.431 19.66 5.37 0.296 3.76 0.481 5.90 1.65 2.46 1.19 0.139 11,851 575 60.40 579 19.92 80.1 126.0
4H-3, 145–150 29.55 3.670 22.07 6.07 0.329 4.46 0.516 5.23 1.84 2.59 1.44 0.179 10,464 531 62.28 510 23.18 81.2 143.3
4H-4, 145–150 31.05 3.908 23.47 6.31 0.367 4.58 3.276 1.19 2.10 2.14 1.18 0.216 12,308 507 47.22 1,067 23.49 127.1 138.2
4H-5, 145–150 32.55 4.146 19.26 5.63 0.296 3.79 2.697 4.84 1.92 2.50 1.18 0.243 11,100 520 62.05 941 20.84 88.8 126.2
4H-6, 145–150 34.05 4.385 27.69 6.62 0.305 3.76 0.790 2.52 1.66 2.68 1.81 0.141 10,218 470 52.45 442 18.90 80.7 125.2
4H-7, 71–76 34.81 4.506 20.13 5.69 0.296 3.89 1.176 6.70 1.67 2.00 1.15 0.165 13,048 725 52.87 690 22.18 74.6 134.5
5H-1, 145–150 36.05 4.703 19.35 4.88 0.261 3.36 1.327 12.13 1.48 2.01 1.08 0.154 15,302 857 38.87 699 17.38 60.5 117.3
5H-2, 145–150 37.55 4.941 20.62 5.36 0.256 3.29 0.809 9.27 1.44 2.30 1.35 0.141 14,591 787 41.18 677 18.01 70.5 123.9
5H-3, 145–150 39.05 5.179* 13.87 3.66 0.182 2.42 0.834 22.13 1.05 1.50 0.75 0.12 12,230 1,154 36.09 482 12.74 44.0 79.3
5H-4, 145–150 40.55 5.340 21.54 4.42 0.227 3.41 0.549 7.37 1.46 1.98 1.08 0.136 19,369 782 46.36 665 18.29 74.3 116.2
5H-5, 145–150 42.05 5.451 18.51 4.14 0.215 2.88 0.475 20.71 1.37 2.50 0.96 0.150 13,191 921 59.20 666 14.69 105.1 85.6
5H-6, 145–150 43.55 5.561 21.02 4.17 0.221 3.23 0.352 13.27 1.62 2.53 1.06 0.145 15,598 863 35.95 632 16.88 134.4 100.9
5H-7, 66–71 44.26 5.614* 22.82 4.74 0.262 3.46 0.369 8.74 1.75 2.64 1.25 0.15 15,680 804 47.84 702 18.82 103.9 126.3
6H-1, 145–150 45.55 5.709 24.64 4.43 0.233 3.19 1.104 4.22 1.78 2.46 1.20 0.160 15,540 645 37.68 891 18.41 72.7 111.0
6H-2, 145–150 47.02 5.817* 19.80 3.12 0.162 2.44 0.509 15.80 1.30 1.58 0.99 0.12 12,969 958 29.54 505 13.60 72.6 101.7
6H-3, 145–150 48.55 5.930 12.96 2.51 0.132 1.80 0.444 22.70 0.83 1.02 0.62 0.111 7,971 1,276 28.93 487 9.88 31.6 68.0
6H-4, 145–150 50.05 6.040 13.33 3.07 0.154 1.84 0.436 21.23 1.01 1.59 0.74 0.113 7,434 1,307 27.62 524 10.38 47.0 65.1
6H-5, 145–150 51.55 6.151 23.88 4.27 0.217 2.84 0.309 5.73 1.56 2.19 1.08 0.194 12,782 685 31.95 863 16.97 83.4 105.6
6H-6, 145–150 53.05 6.261 24.21 4.21 0.226 3.49 0.371 5.28 2.08 2.20 1.04 0.189 12,271 611 32.23 1,063 17.43 209.1 115.5
6H-7, 65–70 53.75 6.313 23.81 4.35 0.224 2.89 0.355 4.64 1.66 1.97 1.12 0.183 11,790 580 37.98 1,106 18.02 225.0 112.5
7H-1, 145–150 55.05 6.409 21.25 3.06 0.151 2.04 0.382 11.81 1.24 1.91 0.94 0.166 11,668 953 21.69 526 12.70 51.4 86.3
7H-2, 145–150 56.55 6.519 22.10 3.50 0.167 2.20 1.330 6.33 1.38 2.24 0.98 0.161 11,615 698 23.16 447 13.23 48.0 89.5
7H-5, 145–150 61.05 6.850 15.36 2.09 0.109 1.47 0.405 18.80 0.85 1.30 0.61 0.111 11,204 1,261 17.16 479 8.50 20.7 59.3
8H-2, 145–150 66.05 7.219 24.72 2.00 0.090 1.33 0.264 9.82 0.95 2.00 0.70 0.057 9,953 670 15.28 532 7.73 53.3 62.7
8H-5, 145–150 70.55 7.550 11.74 1.32 0.071 1.12 1.311 23.14 0.76 1.24 0.43 0.079 8,687 1,309 9.83 537 5.72 9.0 45.2
9H-2, 145–150 75.55 7.967 11.40 1.26 0.062 1.35 0.563 25.83 0.67 1.33 0.45 0.064 6,968 1,428 10.17 226 5.59 15.5 49.4
10H-2, 145–150 85.05 9.080 23.29 2.18 0.115 2.26 0.800 12.36 1.03 1.53 0.73 0.110 11,156 844 15.18 240 10.26 32.6 93.6
10H-5, 145–150 89.55 9.607* 33.34 2.03 0.120 2.05 0.111 0.50 0.98 1.96 0.63 0.044 10,211 328 15.70 179 9.95 28.8 92.6
11H-2, 145–150 94.55 10.193 22.31 1.13 0.070 1.21 0.159 13.68 0.64 1.41 0.41 0.069 8,821 914 16.00 101 7.56 16.0 96.0
11H-5, 145–150 99.05 10.446 12.69 1.85 0.092 0.64 0.161 28.59 0.44 1.56 0.26 0.046 4,641 1,325 5.70 48 4.34 5.9 30.7
12H-2, 145–150 104.05 10.583 17.07 2.42 0.107 2.91 0.152 15.95 1.25 2.40 1.00 0.105 12,637 1,134 18.57 70 11.55 23.6 87.9
12H-5, 145–150 108.55 10.706 13.55 1.11 0.048 0.96 0.187 25.53 0.53 1.06 0.28 0.050 6,888 1,350 8.27 75 4.60 28.2 34.2
13H-2, 145–150 112.85 10.824 35.50 0.25 0.018 0.27 0.057 6.28 0.38 1.80 0.10 0.010 1,795 400 3.39 15 1.70 31.0 15.2
13H-5, 95–100 116.85 10.934 14.22 0.63 0.031 0.94 0.209 28.00 0.51 1.11 0.32 0.054 4,994 1,318 2.86 36 5.51 6.4 31.2
14H-2, 145–150 123.05 11.104 5.27 0.29 0.018 0.49 0.222 36.26 0.28 0.77 0.15 0.049 2,255 1,725 2.59 37 2.51 7.2 15.2
14H-5, 145–150 127.55 11.228 4.99 0.15 0.009 0.22 0.187 33.89 0.19 0.55 0.07 0.037 1,349 1,749 0.99 26 1.28 5.1 10.2
15H-2, 145–150 132.55 11.365 6.20 0.12 0.007 0.33 0.160 31.21 0.22 0.51 0.17 0.029 1,911 1,513 3.73 11 1.89 2.1 16.2
15H-5, 145–150 137.05 11.489 11.98 0.12 0.006 0.30 0.130 30.31 0.26 0.78 0.09 0.026 2,208 1,301 0.99 29 1.30 1.3 10.7
16H-2, 145–150 142.05 11.626 7.71 0.21 0.010 0.36 0.141 30.15 0.29 0.55 0.11 0.032 2,316 1,338 3.13 24 1.90 1.6 11.2
16H-5, 145–150 146.55 11.749 4.92 0.20 0.011 0.45 0.159 32.01 0.23 0.65 0.09 0.034 1,973 1,355 0.81 35 1.25 2.6 11.7
17H-2, 145–150 151.60 11.888 12.01 0.14 0.007 0.23 0.129 26.79 0.31 1.05 0.11 0.032 2,269 1,152 3.36 12 1.51 5.7 9.6
17H-5, 145–150 156.05 12.010* 8.52 0.14 0.007 0.41 0.117 30.38 0.32 0.77 0.09 0.044 2,090 1,274 3.57 16 1.43 6.0 9.0
18H-1, 95–100 159.05 12.093 7.44 0.13 0.005 0.28 0.100 31.72 0.31 0.69 0.08 0.038 1,986 1,184 1.41 9 1.18 17.2 8.3
19X-1, 145–150 161.60 12.162 9.39 0.23 0.007 0.35 0.086 31.08 0.30 1.30 0.09 0.039 2,395 1,209 1.80 28 1.82 15.1 14.7
19X-2, 145–150 163.05 12.202 7.94 0.19 0.005 0.38 0.077 31.88 0.25 0.71 0.09 0.037 2,186 1,252 2.38 17 1.45 11.5 12.0
20X-2, 145–150 168.15 12.342 2.95 0.10 0.004 0.37 0.085 33.93 0.24 0.45 0.06 0.039 1,335 1,165 4.24 21 0.93 15.4 14.6
20X-5, 145–150 172.65 12.466 3.90 0.15 0.006 0.33 0.097 33.77 0.19 0.47 0.06 0.036 1,638 1,228 4.73 24 1.12 16.4 7.7
21X-2, 145–150 177.75 12.606 5.07 0.25 0.012 0.61 0.104 31.47 0.29 0.63 0.13 0.038 2,767 1,399 4.53 29 1.69 16.1 16.7
21X-4, 145–150 180.75 12.688 7.51 0.14 0.007 0.50 0.133 31.53 0.25 0.65 0.08 0.036 1,960 1,342 2.94 24 1.03 16.6 8.5
22X-2, 140–145 186.90 12.857 9.05 0.11 0.005 0.67 0.103 31.66 0.21 0.51 0.07 0.036 1,763 1,130 3.37 24 0.72 11.7 7.6
22X-5, 145–150 191.45 12.982 5.90 0.12 0.007 0.28 0.140 31.71 0.22 0.82 0.08 0.034 1,714 1,254 3.63 16 1.02 9.8 8.4
23X-2, 140–145 196.60 13.123 4.36 0.18 0.007 0.72 0.165 30.91 0.29 0.91 0.10 0.036 2,347 1,297 3.57 35 1.30 6.9 8.5
23X5, 145–150 201.15 13.248 7.10 0.20 0.011 0.47 0.119 30.49 0.31 0.93 0.11 0.042 2,512 1,293 6.40 20 1.56 6.9 9.9
24X-2, 140–145 206.30 13.389 3.56 0.19 0.007 0.44 0.146 32.91 0.31 0.80 0.10 0.042 2,711 1,405 3.13 17 1.25 6.9 9.0
24X-4, 145–150 209.40 13.475* 1.29 0.18 0.007 0.57 0.150 34.96 0.33 0.67 0.15 0.045 2,711 1,518 3.33 15 1.20 17.4 9.1
25X-2, 140–145 215.90 13.653 1.24 0.13 0.006 0.51 0.217 37.48 0.32 0.64 0.13 0.036 2,292 1,343 5.53 13 1.48 16.4 10.0
25X-2, 145–150 215.95 13.654 1.29 0.12 0.005 0.46 0.228 37.68 0.29 0.43 0.13 0.031 2,259 1,332 5.62 13 1.34 16.3 9.9
26X-1, 105–115 223.75 13.868 4.77 0.33 0.014 2.29 0.250 33.89 0.96 0.43 0.40 0.058 3,778 1,257 7.39 42 2.89 11.9 28.3
26X-3, 30–40 226.00 13.930 4.34 0.35 0.014 1.72 0.242 35.47 1.25 0.51 0.31 0.045 2,135 1,132 8.92 41 2.68 10.7 27.7
27X-CCW 226.00
3.42 0.16 0.006 0.96 0.375 34.64 0.42 0.79 0.30 0.045 2,407 1,080 7.41 30 1.43 8.9 12.5
206-1256C-
3R-1, 140–150 240.40 14.325 1.05 0.15 0.005 0.62 0.373 37.60 0.28 0.42 0.29 0.031 1,645 1,332 6.54 17 1.22 9.1 8.2
3R-2, 140–145 241.90 14.367 0.95 0.13 0.005 0.59 0.368 37.47 0.29 0.48 0.29 0.031 2,011 1,188 6.32 16 1.09 15.6 10.5
3R-3, 131–141 243.30 14.405 1.62 0.13 0.004 0.74 0.357 36.17 0.35 0.59 0.38 0.041 2,112 1,144 7.71 12 1.19 33.6 11.4
4R-1, 0–5 245.00 14.452 5.43 0.27 0.012 2.82 0.265 33.38 0.85 0.30 1.53 0.047 2,934 1,274 9.71 15 1.88 28.0 20.0

Notes: * = average of three replicate. Data overspecified for calculation purposes. See text for discussion of true analytical precision.