Table T1. Major and trace element analyses, Site 1277.
Core, section,
interval (cm)
Depth
(mbsf)
Sample
number
Major element oxides (wt%)
SiO2
Al2O3
Fe2O3
MgO
CaO
Na2O
K2O
TiO2
MnO
P2O5
LOI
Total
210-1277A-
1W-1,36–39 0.93 AR123A 39.89 16.59 5.6 3.11 18.98 2.97 0.368 1.092 0.23 0.124 10.31 99.26
1W-1,36–39 0.93 AR123B 40.97 16.91 5.88 3.24 18.68 3.06 0.397 1.122 0.228 0.131 9.69 100.31
1W-2, 62–66 1.98 AR124 43.15 16.41 7.71 4.31 15.82 3.22 0.471 1.124 0.239 0.145 7.49 100.09
3R-1, 84–87 114.40 AR126 44.24 14.56 10.3 4.4 13.73 2.67 2.015 1.411 0.135 0.186 6.79 100.24
3R-3, 46–49 116.97 AR130 35.77 11.16 8.15 5 20.42 2.15 1.919 1.126 0.124 0.196 14.37 100.29
3R-1, 84–87 114.40 AR126 44.24 14.56 10.3 4.4 13.73 2.67 2.015 1.411 0.135 0.186 6.79 100.24
3R-3,131–135 117.82 AR125 48.68 15.89 9.08 5.93 9.92 2.97 1.856 1.581 0.124 0.207 3.59 99.83
3R-4, 61–65 118.57 AR129 21.55 5.47 5.63 6.51 32.12 0.86 1.123 0.507 0.152 0.099 26.37 100.29
4R-3, 2–6 125.96 AR127 48.66 15.22 8.35 8 7.49 2.77 1.865 1.273 0.097 0.147 3.45 99.01
5R-1, 52–55 133.12 AR128 49.12 15.79 9.34 6.34 9.64 3.12 2.091 1.334 0.113 0.157 3.43 100.38

Notes: LOI = loss on ignition. X-ray fluorescence analyses performed at the Institute of Earth Science, University of Edinburgh (United Kingdom), using the method specified by Fitton et al. (1998).

Table T1 (continued).

Core, section,
interval (cm)
Depth
(mbsf)
Sample
 number
Trace elements (ppm)
Nb
Zr
Y
Sr
Rb
La
Ce
Nd
Zn
Cu
Ni
Cr
V
Ba
Sc
210-1277A-
1W-1,36–39 0.93 AR123A 2.1 76.2 27.9 157.1 4.7 3.6 14.9 11.6 92.1 84.4 134.1 403.7 317.3 51.5 50.4
1W-1,36–39 0.93 AR123B 2.1 77.6 28.1 148.6 5.2 5.0 14.3 10.1 90.6 83.7 146.0 411.9 325.8 55.2 48.8
1W-2, 62–66 1.98 AR124 1.9 77.7 31.6 146.9 5.5 5.2 13.6 9.6 76.8 76.1 145.7 381.2 308.4 31.7 48.3
3R-1, 84–87 114.40 AR126 4.4 117.9 33.1 141.5 24.4 6.1 18.0 15.1 117.0 51.8 121.8 191.7 275.2 79.4 39.4
3R-3, 46–49 116.97 AR130 3.1 91.9 27.7 127.3 25.7 6.4 19.7 14.6 117.1 26.9 157.9 239.9 263.3 44.4 34.4
3R-1, 84–87 114.40 AR126 4.4 117.9 33.1 141.5 24.4 6.1 18.0 15.1 117.0 51.8 121.8 191.7 275.2 79.4 39.4
3R-3,131–135 117.82 AR125 5.0 129.8 36.2 153.7 19.3 5.7 22.3 17.5 116.7 33.7 133.2 155.1 263.0 50.8 37.7
3R-4, 61–65 118.57 AR129 1.2 46.3 16.1 87.7 15.2 6.3 11.4 10.0 71.3 28.0 451.3 810.0 150.6 17.0 25.0
4R-3, 2–6 125.96 AR127 4.0 108.2 27.5 127.5 27.5 4.9 16.8 12.6 85.4 54.4 290.3 209.2 228.5 57.6 31.5
5R-1, 52–55 133.12 AR128 3.7 106.1 29.3 145.9 36.9 5.3 17.2 12.2 76.6 40.5 152.2 232.0 249.4 55.6 34.1