Table T7. Major element oxides in plagioclase.
Core, section,
interval (cm)
Depth
(mbsf)
Modifier
Major element oxide (wt%)
SiO2
Al2O3
FeO
MgO
CaO
Na2O
K2O
Total
179-1105A-
1R-1, 21–24 15.21
NA NA NA NA NA NA NA
1R-1, 29–32 15.29
55.18 29.25 0.16 0.02 10.75 5.29 0.05 100.70
1R-2, 80–83 16.88
54.92 29.53 0.16 0.02 11.05 5.14 0.06 100.88
1R-3, 3–6 17.48
55.32 29.04 0.36 0.02 10.48 5.45 0.08 100.75
1R-3, 120–125 18.65
55.86 29.01 0.17 0.03 10.40 5.47 0.07 101.03
1R-4, 25–28 19.15 Type 1 55.94 29.07 0.16 0.02 10.23 5.65 0.08 101.15
1R-4, 25–28 19.15 Type 2 66.40 24.26 0.13 0.00 3.11 5.99 0.29 100.20
1R-5, 25–31 20.61 Type 1 52.92 30.14 0.29 0.08 12.20 4.57 0.05 100.24
1R-5, 25–31 20.61 Type 2 55.88 28.96 0.17 0.03 10.54 5.38 0.07 101.02
1R-5, 102–105 21.38 Type 1 53.00 30.20 0.20 0.02 11.96 4.60 0.05 100.05
1R-5, 102–105 21.38 Type 2 55.49 29.09 0.20 0.04 10.42 5.47 0.08 100.79
1R-6, 33–36 22.15
53.07 30.08 0.26 0.09 11.97 4.72 0.05 100.23
2R-1, 31–35 24.01
52.28 30.58 0.17 0.02 12.43 4.45 0.04 99.96
2R-2, 93–98 26.06
51.81 31.03 0.20 0.02 13.01 4.13 0.04 100.24
2R-2, 127–130 26.40
NA NA NA NA NA NA NA
2R-3, 69–72 27.25
68.14 22.84 0.07 0.00 1.89 6.30 0.11 99.35
2R-4, 6–11 28.00
51.54 30.70 0.22 0.03 12.64 4.58 0.05 99.75
2R-4, 20–23 28.14
51.69 30.80 0.20 0.03 12.72 4.58 0.05 100.06
3R-1, 79–82 29.49
51.00 30.69 0.17 0.03 12.50 4.47 0.04 98.90
3R-2, 109–113 31.29
51.82 30.54 0.19 0.03 12.56 4.61 0.04 99.80
3R-3, 38–41 32.08
51.36 30.75 0.19 0.08 12.99 3.99 0.06 99.42
3R-3, 54–57 32.24
51.05 31.03 0.14 0.03 13.11 4.27 0.04 99.68
4R-1, 100–105 34.30
54.63 28.77 0.21 0.04 10.41 5.97 0.07 100.08
4R-2, 123–126 35.71
51.71 30.57 0.14 0.04 12.68 4.40 0.04 99.60
4R-3, 16–19 35.98
52.11 31.22 0.16 0.03 13.10 3.82 0.05 100.49
4R-3, 90–93 36.72
52.40 31.53 0.14 0.05 13.22 3.85 0.04 101.23
5R-1, 16–21 38.46 Type 1 62.42 27.39 0.17 0.00 6.03 4.61 0.16 100.79
5R-1, 16–21 38.46 Type 2 60.17 25.15 0.21 0.01 6.10 7.88 0.18 99.71
5R-1, 137–142 39.67
60.79 25.52 0.35 0.06 6.23 8.10 0.15 101.21
5R-2, 44–48 40.22
53.98 30.28 0.16 0.03 11.24 4.46 0.05 100.19
5R-3, 46–52 41.74 Type 1 53.13 28.96 0.15 0.04 10.61 5.28 0.08 98.25
5R-3, 46–52 41.74 Type 2 55.00 28.43 0.15 0.02 9.86 5.89 0.08 99.43
6R-1, 18–23 42.98
54.09 29.20 0.18 0.04 10.88 5.67 0.07 100.14
6R-2, 26–30 44.52 Type 1 56.73 27.58 0.13 0.02 8.84 6.92 0.14 100.36
6R-2, 26–30 44.52 Type 2 53.12 30.34 0.15 0.02 11.65 4.86 0.09 100.22
6R-2, 142–146 45.68
53.35 29.61 0.14 0.02 11.31 5.45 0.06 99.93
6R-3, 6–8 45.82
64.47 23.12 0.12 0.01 2.94 9.49 0.49 100.63
7R-1, 19–24 47.99
53.44 29.86 0.15 0.03 11.34 4.92 0.05 99.80
7R-1, 74–78 48.54
54.10 29.25 0.12 0.02 10.77 5.77 0.06 100.09
7R-2, 13–18 49.26
59.50 25.99 0.25 0.04 6.85 8.07 0.16 100.87
7R-3, 22–27 50.85
60.12 25.53 0.24 0.08 6.30 7.38 0.17 99.81
7R-3, 86–91 51.49
55.96 28.58 0.11 0.01 9.93 5.69 0.11 100.39
7R-3, 103–106 51.66
57.29 27.22 0.16 0.04 8.43 6.40 0.11 99.65
8R-1, 56–60 52.96 Core 55.57 29.16 0.13 0.01 10.34 5.38 0.14 100.73
8R-1, 56–60 52.96 Rim 61.84 24.88 0.13 0.01 5.52 7.97 0.30 100.64
8R-1, 109–114 53.49
54.61 29.38 0.18 0.04 10.93 5.12 0.08 100.33
8R-2, 43–47 54.25 Type 1 54.27 29.24 0.16 0.01 10.77 5.34 0.07 99.85
8R-2, 43–47 54.25 Type 2 59.44 26.07 0.17 0.01 6.98 7.34 0.22 100.23
8R-2, 81–86 54.63
55.03 28.83 0.14 0.02 10.41 5.39 0.08 99.90
8R-3, 110–114 56.32
NA NA NA NA NA NA NA
8R-4, 42–46 56.95
56.05 27.56 0.21 0.02 9.29 5.95 0.10 99.17
8R-4, 74–78 57.27
54.02 29.64 0.16 0.02 11.09 5.59 0.06 100.58
8R-4, 74–78 57.27
55.94 28.61 0.15 0.03 9.69 6.43 0.08 100.92
9R-1, 20–24 57.60
58.69 27.10 0.15 0.02 7.82 6.61 0.11 100.49
9R-1, 67–71 58.07 Type 1 58.68 26.63 0.14 0.01 7.74 6.97 0.20 100.38
9R-1, 67–71 58.07 Type 2 62.56 24.71 0.20 0.00 4.72 8.44 0.40 101.02
9R-1, 128–134 58.68
60.81 25.63 0.27 0.01 6.39 7.68 0.23 101.01
9R-2, 17–20 59.07
59.32 26.18 0.17 0.02 7.30 7.18 0.17 100.32
9R-3, 66–72 60.93
59.14 26.15 0.18 0.02 7.23 7.05 0.15 99.91
9R-3, 129–134 61.56 Type 1 58.89 26.50 0.20 0.02 7.72 7.00 0.14 100.47
9R-3, 129–134 61.56 Type 2 53.98 29.46 0.18 0.01 11.30 5.05 0.07 100.08
9R-4, 59–63 62.28 Type 1 53.05 29.29 0.32 0.08 11.55 4.79 0.07 99.16
9R-4, 59–63 62.28 Type 2 57.32 27.43 0.16 0.01 8.77 6.39 0.10 100.18
10R-1, 98–102 62.98
53.31 29.98 0.15 0.02 11.95 4.72 0.07 100.20
10R-2, 77–82 64.12
60.29 25.80 0.20 0.02 6.53 7.51 0.19 100.54
10R-2, 132–137 64.67 Type 1 53.69 29.63 0.22 0.02 11.57 4.85 0.07 100.04
10R-2, 132–137 64.67 Type 2 57.65 27.31 0.18 0.02 8.54 6.54 0.12 100.36
10R-3, 19–23 64.94 Type 1 53.99 29.62 0.16 0.03 11.44 4.94 0.11 100.29
10R-3, 19–23 64.94 Type 2 56.05 28.00 0.29 0.07 9.69 5.84 0.16 100.09
10R-3, 125–129 66.00
55.36 28.64 0.14 0.02 10.20 5.63 0.13 100.13
11R-1, 81–86 67.81
NA NA NA NA NA NA NA
11R-2, 3–6 68.43
59.61 26.48 0.55 0.01 6.74 7.41 0.15 100.97
11R-2, 89–94 69.29
59.92 25.74 0.25 0.02 6.64 7.65 0.18 100.39
11R-2, 110–115 69.50
59.56 26.68 0.23 0.02 7.08 7.33 0.15 101.04
11R-3, 64–68 70.54
59.55 26.35 0.25 0.02 7.06 7.30 0.15 100.66
11R-3, 142–147 71.32
59.59 26.03 0.19 0.01 6.91 7.32 0.16 100.21
12R-1, 51–57 71.81
60.81 25.52 0.37 0.08 6.30 7.46 0.14 100.68
12R-1, 91–97 72.21 Type 1 50.31 31.67 0.22 0.04 13.75 3.63 0.03 99.66
12R-1, 91–97 72.21 Type 2 52.63 30.11 0.25 0.06 11.79 4.75 0.05 99.64
12R-3, 12–16 74.37 Fine 53.30 29.53 0.13 0.03 11.54 4.83 0.08 99.42
12R-3, 12–16 74.37 Coarse NA NA NA NA NA NA NA
13R-1, 38–42 76.68
56.68 27.22 0.16 0.01 8.66 6.37 0.10 99.20
13R-1, 68–73 76.98
58.03 26.38 0.29 0.02 7.81 6.88 0.12 99.54
13R-2, 12–16 77.82 Type 1 54.91 28.47 0.18 0.03 10.32 5.51 0.09 99.51
13R-2, 12–16 77.82 Type 2 57.56 26.90 0.18 0.03 8.38 6.57 0.13 99.74
13R-2, 44–49 78.14
57.16 27.46 0.18 0.03 8.74 6.40 0.12 100.07
13R-2, 122–127 78.92
57.16 27.03 0.19 0.02 8.55 6.49 0.12 99.55
13R-3, 11–15 79.15
56.29 27.44 0.24 0.07 8.91 6.23 0.09 99.25
13R-4, 7–11 80.51
51.15 30.83 0.11 0.03 13.12 3.94 0.03 99.22
14R-1, 55–60 81.55
52.69 30.64 0.12 0.03 12.47 4.46 0.04 100.44
14R-2, 114–119 83.55
50.87 31.05 0.15 0.04 13.26 3.83 0.03 99.22
14R-3, 10–15 83.74
52.01 30.28 0.16 0.04 12.56 4.22 0.05 99.32
14R-4, 22–27 85.31
52.24 30.27 0.14 0.02 12.43 4.33 0.04 99.48
15R-1, 14–18 86.14
59.60 25.45 0.21 0.01 6.59 7.40 0.21 99.47
15R-2, 39–43 87.89
57.19 27.11 0.15 0.01 8.64 6.41 0.11 99.63
15R-3, 7–12 89.04
58.03 26.68 0.16 0.01 8.12 6.76 0.12 99.88
16R-1, 22–27 90.82
60.46 25.92 0.22 0.01 6.68 7.45 0.15 100.88
16R-2, 124–128 93.17
52.62 30.15 0.22 0.03 12.20 4.50 0.05 99.78
16R-2, 133–139 93.26
51.81 30.88 0.17 0.05 13.14 4.08 0.04 100.17
16R-3, 35–39 93.69
51.33 31.13 0.16 0.05 13.48 3.88 0.04 100.07
17R-1, 51–55 96.11
59.84 25.16 0.20 0.01 6.52 7.61 0.22 99.55
17R-1, 94–99 96.54
51.87 30.96 0.12 0.02 13.16 4.09 0.03 100.26
17R-2, 47–52 97.49 Type 1 51.86 30.85 0.11 0.02 13.06 4.14 0.03 100.08
17R-2, 47–52 97.49 Type 2 54.46 29.40 0.12 0.02 11.23 5.23 0.05 100.50
17R-2, 75–80 97.77
51.60 31.14 0.15 0.04 13.23 4.03 0.04 100.23
17R-3, 59–65 99.04
53.91 29.76 0.15 0.03 11.54 5.06 0.05 100.50
17R-4, 0–7 99.95
60.10 25.85 0.19 0.03 6.71 7.65 0.19 100.72
18R-1, 62–68 100.82
58.59 25.95 0.32 0.04 7.10 7.41 0.15 99.56
19R-2, 80–85 107.50 Type 1 54.05 29.41 0.24 0.02 11.24 5.10 0.09 100.13
19R-2, 80–85 107.50 Type 2 58.41 26.85 0.17 0.01 7.96 6.93 0.16 100.49
19R-3, 75–80 108.80 Type 1 51.67 31.24 0.19 0.02 13.26 4.01 0.06 100.44
19R-3, 75–80 108.80 Type 2 56.63 27.81 0.15 0.02 9.31 6.20 0.11 100.24
19R-4, 18–23 109.69
52.72 30.14 0.20 0.02 12.07 4.57 0.06 99.77
19R-4, 43–46 109.94
58.17 27.01 0.15 0.01 8.25 6.85 0.12 100.57
20R-1, 95–100 110.75
52.50 30.66 0.16 0.03 12.64 4.35 0.07 100.40
20R-1, 111–117 110.91
52.85 30.39 0.20 0.03 12.35 4.52 0.07 100.42
21R-1, 12–16 110.92 Type 1 52.18 30.88 0.19 0.03 12.93 4.20 0.07 100.47
21R-1, 12–16 110.92 Type 2 55.47 28.69 0.17 0.02 10.32 5.67 0.11 100.46
21R-1, 89–94 111.69 Type 1 52.23 30.78 0.25 0.03 12.83 4.24 0.06 100.40
21R-1, 89–94 111.69 Type 2 59.10 26.51 0.22 0.02 7.59 7.21 0.13 100.78
21R-2, 84–88 112.98 Type 1 55.70 28.45 0.17 0.03 10.04 5.83 0.08 100.29
21R-2, 84–88 112.98 Type 2 59.59 26.00 0.17 0.03 6.90 7.59 0.09 100.37
22R-2, 20–25 116.70 Type 1 54.51 28.60 0.16 0.03 10.31 5.66 0.08 99.34
22R-2, 20–25 116.70 Type 2 57.78 26.99 0.13 0.01 8.09 6.89 0.11 100.02
22R-3, 7–11 117.75 Type 1 55.93 28.06 0.24 0.02 9.54 6.03 0.09 99.91
22R-3, 7–11 117.75 Type 2 58.53 26.80 0.15 0.04 7.63 7.01 0.14 100.30
22R-3, 63–69 118.31 Type 1 55.26 28.04 0.15 0.01 9.93 5.75 0.09 99.24
22R-3, 63–69 118.31 Type 2 58.09 26.55 0.16 0.02 7.98 6.81 0.13 99.74
23R-1, 53–57 119.93
56.78 27.49 0.15 0.01 9.11 6.34 0.11 99.99
23R-1, 142–148 120.82
57.99 27.02 0.16 0.02 8.39 6.77 0.11 100.45
23R-2, 1–5 120.91 Type 1 56.15 28.20 0.16 0.02 9.69 6.02 0.09 100.33
23R-2, 1–5 120.91 Type 2 58.17 26.90 0.20 0.03 8.22 6.83 0.12 100.47
24R-1, 93–98 125.33 Type 1 60.05 25.73 0.21 0.02 6.63 7.68 0.24 100.56
24R-1, 93–98 125.33 Type 2 58.01 27.36 0.16 0.02 8.50 6.73 0.14 100.91
24R-2, 49–53 126.32
57.54 26.98 0.26 0.21 8.36 6.62 0.12 100.10
24R-2, 94–98 126.77
60.18 26.04 0.20 0.02 6.74 7.51 0.18 100.87
24R-2, 121–126 127.04 Type 1 53.81 29.74 0.18 0.04 11.66 4.89 0.09 100.40
24R-2, 121–126 127.04 Type 2 56.63 27.78 0.32 0.03 9.30 6.19 0.14 100.37
24R-3, 116–120 128.32
NA NA NA NA NA NA NA
25R-1, 83–89 129.83
59.64 26.07 0.58 0.10 7.04 7.31 0.18 100.93
25R-2, 3–8 130.47
59.35 25.96 0.39 0.10 6.95 7.81 0.17 100.72
25R-2, 55–62 130.99 Type 1 52.42 30.13 0.18 0.03 12.29 4.53 0.06 99.62
25R-2, 55–62 130.99 Type 2 55.77 28.06 0.17 0.02 9.97 5.77 0.09 99.86
25R-2, 84–90 131.28
52.05 29.90 0.18 0.02 12.15 4.88 0.06 99.25
25R-3, 79–82 132.62
52.47 30.12 0.18 0.03 12.32 4.76 0.06 99.94
25R-4, 31–38 133.33
53.21 29.57 0.16 0.02 11.62 5.19 0.05 99.82
26R-1, 32–38 134.32
60.13 25.77 0.17 0.01 6.72 8.04 0.30 101.15
26R-1, 115–121 135.15
51.99 30.34 0.18 0.04 12.62 4.62 0.06 99.84
26R-3, 20–26 136.96
52.57 29.80 0.15 0.03 11.99 4.96 0.06 99.55
26R-3, 117–122 137.93
52.07 30.31 0.22 0.04 12.58 4.55 0.05 99.83
26R-4, 24–30 138.41
52.67 30.00 0.17 0.03 12.09 4.87 0.06 99.89
27R-1, 8–12 138.78 Type 1 53.43 29.53 0.16 0.04 11.49 5.27 0.07 99.98
27R-1, 8–12 138.78 Type 2 60.13 25.58 0.24 0.01 5.83 8.52 0.35 100.66
27R-1, 82–88 139.52
NA NA NA NA NA NA NA
27R-2, 81–87 140.69 Type 1 51.79 30.50 0.22 0.03 12.79 4.52 0.05 99.90
27R-2, 81–87 140.69 Type 2 53.40 29.42 0.21 0.03 11.44 5.30 0.08 99.88
27R-3, 27–33 141.29 Core 55.21 28.71 0.22 0.03 10.50 5.56 0.08 100.30
27R-3, 27–33 141.29 Rim 53.68 29.06 0.23 0.02 11.12 5.24 0.07 99.40
27R-4, 29–31 142.81
61.69 24.70 0.22 0.01 5.21 9.03 0.36 101.22
27R-4, 71–76 143.23
52.05 30.36 0.20 0.04 12.58 4.63 0.05 99.92
28R-1, 54–60 144.24
52.92 29.84 0.20 0.05 11.98 4.95 0.07 100.00
28R-2, 78–84 145.58 Type 1 52.37 30.15 0.28 0.04 12.51 4.66 0.05 100.06
28R-2, 78–84 145.58 Type 2 54.20 29.48 0.33 0.04 11.35 5.18 0.06 100.63
28R-3, 61–66 146.87 Type 1 52.52 29.98 0.28 0.09 12.18 4.84 0.05 99.95
28R-3, 61–66 146.87 Type 2 53.70 29.35 0.18 0.03 11.41 5.33 0.06 100.05
28R-3, 115–119 147.41
52.47 29.74 0.20 0.05 11.97 5.00 0.05 99.47
28R-4, 8–15 147.76 Type 1 51.13 30.58 0.21 0.03 12.97 4.36 0.05 99.33
28R-4, 8–15 147.76 Type 2 54.08 28.93 0.21 0.04 11.06 5.55 0.07 99.93
29R-1, 21–27 148.61 Type 1 52.45 29.95 0.21 0.05 12.23 4.83 0.05 99.76
29R-1, 21–27 148.61 Type 2 53.33 29.42 0.22 0.04 11.59 5.21 0.05 99.86
29R-1, 75–80 149.15
52.45 29.56 0.24 0.08 11.84 5.04 0.05 99.26
29R-1, 114–116 149.54
55.39 28.50 0.19 0.02 9.84 6.38 0.09 100.41
29R-2, 69–74 150.36
53.55 29.21 0.19 0.03 11.28 5.40 0.05 99.71
29R-2, 133–139 151.00
53.90 29.07 0.21 0.02 11.13 5.48 0.08 99.89
29R-3, 60–66 151.69
57.06 27.77 0.19 0.02 9.30 6.08 0.11 100.53
29R-4, 17–22 152.57
58.39 26.28 0.15 0.01 7.59 7.60 0.11 100.14
30R-2, 47–53 155.23
58.18 26.09 0.22 0.03 7.63 7.45 0.15 99.74
30R-2, 90–94 155.66 Type 1 56.70 27.08 0.18 0.01 8.57 6.96 0.13 99.61
30R-2, 90–94 155.66 Type 2 57.65 26.62 0.16 0.01 7.95 7.35 0.15 99.89
30R-2, 90–94 155.70 Laminated 58.28 26.68 0.15 0.01 7.95 7.44 0.11 100.62
30R-2, 125–130 156.01
58.73 26.12 0.18 0.02 7.17 7.95 0.14 100.31
30R-3, 30–34 156.40
53.81 29.20 0.17 0.02 10.81 5.79 0.06 99.86
30R-3, 72–76 156.82
54.04 29.43 0.14 0.02 11.07 5.63 0.05 100.36