Table T2. Major element analysis of gabbros.
Core, section,
interval (cm)
Depth
(mbsf)
Major element oxide (wt%)
LOI
SiO2
Al2O3
TiO2
MnO
CaO
MgO
Fe2O3T
Na2O
K2O
P2O5
Total
179-1105A-
1R-1, 21–24 15.21 0.74 64.62 17.82 0.36 0.05 1.88 2.11 2.96 9.39 0.11 0.05 99.33
1R-1, 29–32 15.29 0.91 51.42 16.68 0.39 0.12 12.48 10.07 7.04 3.04 0.00 0.04 101.28
1R-2, 80–83 16.88 0.78 52.13 16.99 0.38 0.13 12.34 8.49 7.01 3.32 0.06 0.02 100.87
1R-3, 3–6 17.48 0.87 51.98 15.77 0.51 0.15 12.18 9.21 7.62 2.97 0.01 0.03 100.45
1R-3, 120–125 18.65 0.64 50.99 16.29 0.43 0.13 12.27 8.89 7.49 3.14 0.04 0.03 99.70
1R-4, 25–28 19.15 0.95 56.09 15.61 0.75 0.13 9.35 6.57 6.77 5.29 0.08 0.03 100.67
1R-5, 25–31 20.61 1.36 50.55 21.09 0.23 0.10 10.75 7.90 6.21 3.15 0.05 0.02 100.05
1R-5, 102–105 21.38 1.08 52.54 17.23 0.38 0.12 12.96 8.36 6.95 2.92 0.07 0.04 101.56
1R-6, 33–36 22.15 0.46 51.36 15.58 0.38 0.11 14.73 10.48 5.71 2.50 0.04 0.03 100.92
2R-1, 31–35 24.01 1.62 51.42 19.81 0.23 0.08 12.99 8.72 5.12 2.72 0.02 0.02 101.13
2R-2, 93–98 26.06 1.13 52.04 17.19 0.40 0.10 14.35 8.67 5.52 2.58 0.08 0.03 100.96
2R-2, 127–130 26.40 1.55 50.90 15.57 0.63 0.11 14.75 10.97 6.00 2.13 0.00 0.05 101.10
2R-3, 69–72 27.25 1.36 57.13 16.43 0.36 0.09 10.00 7.07 4.52 5.03 0.16 0.04 100.83
2R-4, 6–11 28.00 0.89 51.29 17.02 0.39 0.12 13.32 9.82 6.48 2.41 0.06 0.03 100.95
2R-4, 20–23 28.14 1.07 50.08 17.20 0.37 0.11 12.26 10.85 6.76 2.38 0.04 0.03 100.08
3R-1, 79–82 29.49 0.67 50.72 17.08 0.29 0.10 13.48 10.73 5.80 2.43 0.05 0.03 100.71
3R-2, 109–113 31.29 1.30 51.16 19.34 0.24 0.08 13.19 8.23 4.94 2.78 0.06 0.01 100.04
3R-3, 38–41 32.08 1.07 50.10 16.94 0.30 0.10 13.99 9.98 5.44 2.19 0.05 0.03 99.12
3R-3, 54–57 32.24 0.77 51.02 16.60 0.36 0.10 14.34 10.60 5.43 2.23 0.03 0.01 100.72
4R-1, 100–105 34.30 0.67 52.21 17.12 0.39 0.12 11.63 8.92 7.23 3.25 0.06 0.03 100.97
4R-2, 123–126 35.71 0.67 51.02 15.63 0.35 0.10 15.50 10.20 4.71 2.02 0.04 0.02 99.59
4R-3, 16–19 35.98 0.68 51.21 17.29 0.41 0.08 14.74 9.50 4.56 2.31 0.00 0.03 100.13
4R-3, 90–93 36.72 0.69 50.78 18.67 0.29 0.09 13.46 9.51 5.08 2.52 0.03 0.03 100.46
5R-1, 16–21 38.46 0.54 39.59 10.64 3.19 0.34 11.12 7.82 21.28 2.87 0.14 2.33 99.32
5R-1, 137–142 39.67 0.87 41.84 11.65 4.53 0.33 9.35 4.86 22.82 3.08 0.09 1.61 100.16
5R-2, 44–48 40.22 1.05 51.83 15.76 0.37 0.12 13.15 10.28 6.96 2.47 0.04 0.05 101.03
5R-3, 46–52 41.74 0.74 51.77 16.64 0.52 0.14 11.43 8.44 8.28 3.21 0.07 0.04 100.54
6R-1, 18–23 42.98 1.56 50.18 16.25 0.54 0.16 10.59 10.51 9.74 2.81 0.00 0.05 100.84
6R-2, 26–30 44.52 0.71 51.95 18.63 0.60 0.14 10.92 7.10 7.83 3.42 0.10 0.05 100.73
6R-2, 142–146 45.68 1.17 52.50 16.66 0.40 0.11 12.70 8.55 6.76 2.97 0.08 0.03 100.77
6R-3, 6–8 45.82 0.68 60.19 18.33 0.27 0.05 6.84 3.69 2.95 7.11 0.18 0.02 99.62
7R-1, 19–24 47.99 0.38 51.49 17.80 0.32 0.11 12.47 8.83 6.25 3.00 0.05 0.05 100.38
7R-1, 74–78 48.54 0.69 51.29 14.95 0.49 0.13 13.82 9.05 6.56 2.66 0.05 0.06 99.06
7R-2, 13–18 49.26 0.00 38.05 8.42 6.77 0.41 8.51 6.36 30.33 2.11 0.04 0.07 101.07
7R-3, 22–27 50.85 0.00 40.71 12.58 5.67 0.28 6.64 2.73 26.07 3.98 0.17 0.84 99.66
7R-3, 86–91 51.49 0.42 50.65 16.21 0.49 0.14 10.76 9.55 9.44 3.17 0.08 0.10 100.59
7R-3, 103–106 51.66 0.29 50.81 11.65 1.21 0.23 11.97 8.67 13.32 2.87 0.05 0.04 100.81
8R-1, 56–60 52.96 0.02 43.84 10.99 3.82 0.30 9.40 4.54 22.33 3.67 0.18 1.22 100.28
8R-1, 109–114 53.49 0.95 51.62 17.46 0.56 0.13 11.75 9.12 7.39 3.11 0.07 0.05 101.27
8R-2, 43–47 54.25 0.85 51.37 15.15 0.79 0.13 13.93 8.40 6.27 3.03 0.07 0.04 99.19
8R-2, 81–86 54.63 1.07 50.25 17.29 0.92 0.15 10.08 7.86 10.21 3.50 0.05 0.04 100.34
8R-3, 110–114 56.32 0.71 52.42 16.53 0.92 0.15 11.85 6.81 8.02 3.70 0.01 0.03 100.44
8R-4, 42–46 56.95 0.67 52.57 15.41 0.74 0.16 11.79 7.54 8.45 3.52 0.03 0.00 100.22
8R-4, 74–78 57.27 0.37 51.14 15.69 0.70 0.18 12.04 8.40 8.79 3.22 0.07 0.03 100.26
8R-4, 74–78 57.27 0.37 51.14 15.69 0.70 0.18 12.04 8.40 8.79 3.22 0.07 0.03 100.26
9R-1, 20–24 57.60 0.29 44.94 10.35 4.08 0.29 10.29 6.90 19.98 2.56 0.08 0.12 99.59
9R-1, 67–71 58.07 0.57 57.85 17.02 0.53 0.12 6.56 3.74 6.66 6.61 0.15 0.07 99.31
9R-1, 128–134 58.68 0.00 45.67 7.72 4.81 0.35 10.76 7.91 21.20 2.20 0.09 0.17 100.86
9R-2, 17–20 59.07 1.73 50.65 11.71 0.64 0.29 8.76 8.14 17.28 2.86 0.10 0.10 100.53
9R-3, 66–72 60.93 0.00 47.57 11.98 4.02 0.36 8.26 6.35 18.71 3.28 0.11 0.12 100.76
9R-3, 129–134 61.56 0.29 49.06 12.65 3.21 0.26 10.00 6.37 16.21 3.16 0.12 0.04 101.06
9R-4, 59–63 62.28 0.30 51.82 14.29 1.66 0.25 10.62 6.47 11.92 3.81 0.07 0.06 100.97
10R-1, 98–102 62.98 0.39 50.38 15.71 0.93 0.18 11.67 8.74 10.40 3.16 0.06 0.08 101.28
10R-2, 77–82 64.12 0.07 43.87 10.36 5.08 0.31 9.68 6.12 21.64 2.69 0.07 0.06 99.89
10R-2, 132–137 64.67 0.00 50.49 14.68 1.37 0.19 11.75 7.21 11.04 3.11 0.07 0.03 99.95
10R-3, 19–23 64.94 1.20 49.62 16.27 1.01 0.21 10.48 9.79 10.40 3.03 0.07 0.21 101.09
10R-3, 125–129 66.00 1.00 51.59 14.88 0.84 0.15 13.36 8.84 7.75 2.77 0.06 0.05 100.29
11R-1, 81–86 67.81 0.12 45.06 10.04 4.95 0.35 10.76 8.15 19.05 2.51 0.05 0.03 100.95
11R-2, 3–6 68.43 0.00 43.91 11.56 4.97 0.30 8.89 4.91 22.40 3.55 0.11 0.05 100.65
11R-2, 89–94 69.29 0.00 43.66 11.34 3.81 0.32 9.33 5.34 22.07 3.39 0.11 0.82 100.18
11R-2, 110–115 69.50 0.00 45.29 11.48 3.35 0.33 8.99 5.52 20.82 3.36 0.13 0.89 100.15
11R-3, 64–68 70.54 0.00 45.30 12.48 5.21 0.37 8.82 4.64 19.63 3.72 0.09 0.10 100.35
11R-3, 142–147 71.32 0.47 53.94 18.00 1.19 0.21 8.28 3.09 9.74 5.44 0.14 0.49 100.52
12R-1, 51–57 71.81 1.19 40.95 12.14 4.30 0.30 9.17 4.86 22.08 3.17 0.14 2.46 99.57
12R-1, 91–97 72.21 0.72 50.21 16.44 0.29 0.09 14.38 10.27 5.45 2.25 0.05 0.03 99.46
12R-3, 12–16 74.37 0.88 51.99 18.71 0.30 0.10 12.60 8.38 5.67 3.04 0.01 0.02 100.83
13R-1, 38–42 76.68 0.65 46.09 11.77 4.03 0.25 9.43 8.00 18.80 2.45 0.06 0.02 100.92
13R-1, 68–73 76.98 0.00 37.57 6.73 5.91 0.34 11.79 7.56 27.93 1.40 0.04 1.27 100.54
13R-2, 12–16 77.82 0.47 51.32 15.37 1.06 0.18 10.42 7.66 11.32 3.47 0.06 0.02 100.88
13R-2, 44–49 78.14 0.22 43.82 11.33 4.40 0.29 9.03 5.59 21.79 3.08 0.08 0.73 100.13
13R-2, 122–127 78.92 0.06 46.03 12.92 3.30 0.24 9.71 6.88 18.64 2.82 0.08 0.07 100.69
13R-3, 11–15 79.15 0.68 51.93 15.15 0.62 0.20 10.65 8.11 10.54 3.67 0.03 0.02 100.93
13R-4, 7–11 80.51 2.48 49.67 16.33 0.24 0.11 13.33 13.13 6.21 1.80 0.04 0.03 100.87
14R-1, 55–60 81.55 0.97 50.35 17.72 0.37 0.11 12.73 10.34 6.24 2.65 0.01 0.04 100.56
14R-2, 114–119 83.55 0.79 50.65 17.70 0.26 0.09 14.37 10.08 4.92 2.21 0.01 0.03 100.32
14R-3, 10–15 83.74 1.14 50.44 17.27 0.25 0.10 13.11 10.66 5.86 2.26 0.03 0.02 100.00
14R-4, 22–27 85.31 0.90 49.66 19.05 0.36 0.10 12.39 7.59 6.59 3.22 0.03 0.04 99.03
15R-1, 14–18 86.14 0.00 33.37 5.30 7.56 0.49 10.19 6.22 35.86 1.32 0.00 0.83 101.13
15R-2, 39–43 87.89 0.44 52.45 15.46 0.60 0.19 10.59 7.39 9.79 4.04 0.04 0.02 100.56
15R-3, 7–12 89.04 0.13 47.98 13.53 1.90 0.19 9.62 6.56 16.88 3.17 0.05 0.03 99.91
16R-1, 22–27 90.82 0.00 42.40 12.50 4.50 0.28 8.84 4.65 20.92 3.70 0.08 1.42 99.28
16R-2, 124–128 93.17 0.57 51.86 22.39 0.27 0.06 13.41 6.44 3.55 3.25 0.00 0.03 101.26
16R-2, 133–139 93.26 0.55 51.81 16.80 0.30 0.10 14.33 9.91 5.24 2.39 0.05 0.03 100.96
16R-3, 35–39 93.69 0.47 50.02 16.41 0.25 0.11 13.21 12.28 6.34 2.13 0.00 0.02 100.77
17R-1, 51–55 96.11 0.00 38.58 8.16 6.82 0.41 8.48 5.94 29.84 2.21 0.04 0.01 100.50
17R-1, 94–99 96.54 0.75 49.71 16.31 0.30 0.12 12.91 12.02 7.23 2.13 0.06 0.02 100.83
17R-2, 47–52 97.49 0.25 49.95 15.99 0.27 0.12 12.41 10.36 7.40 2.72 0.04 0.03 99.29
17R-2, 75–80 97.77 0.56 50.04 16.61 0.30 0.10 14.11 10.55 5.82 2.31 0.05 0.02 99.91
17R-3, 59–65 99.04 0.40 51.83 21.80 0.25 0.08 11.26 5.78 5.15 3.94 0.06 0.04 100.19
17R-4, 0–7 99.95 0.36 45.46 12.64 6.15 0.28 8.62 5.66 18.23 3.46 0.14 0.07 100.71
18R-1, 62–68 100.82 0.31 40.61 8.65 7.23 0.35 8.89 6.74 24.94 2.28 0.21 0.04 99.94
19R-2, 80–85 107.50 0.53 48.90 14.65 2.47 0.21 10.08 5.71 15.46 3.44 0.19 0.07 101.17
19R-3, 75–80 108.80 0.77 50.37 15.06 1.32 0.17 11.74 7.20 11.55 3.20 0.20 0.06 100.87
19R-4, 18–23 109.69 0.41 46.79 12.13 3.63 0.25 9.13 6.25 19.27 2.96 0.27 0.07 100.75
19R-4, 43–46 109.94 0.33 50.07 14.04 2.74 0.23 11.00 6.36 12.45 3.67 0.11 0.04 100.70
20R-1, 95–100 110.75 0.57 50.89 19.82 0.48 0.10 12.04 8.13 6.81 2.93 0.08 0.08 101.35
20R-1, 111–117 110.91 0.71 51.97 16.06 0.56 0.10 15.03 8.76 5.14 2.51 0.01 0.03 100.16
21R-1, 12–16 110.92 0.38 49.66 15.79 0.65 0.12 12.93 10.85 7.34 2.50 0.04 0.08 99.96
21R-1, 89–94 111.69 0.38 44.83 14.27 4.06 0.24 9.84 5.64 18.24 3.14 0.16 0.06 100.47
21R-2, 84–88 112.98 0.71 48.84 14.08 3.07 0.23 9.36 5.06 15.00 3.91 0.14 0.05 99.73
22R-2, 20–25 116.70 0.61 51.85 14.61 1.06 0.19 11.28 7.46 11.31 3.28 0.15 0.03 101.22
22R-3, 7–11 117.75 1.53 51.15 15.10 0.89 0.19 10.68 7.27 11.87 3.38 0.12 0.05 100.70
22R-3, 63–69 118.31 1.06 49.26 13.21 1.90 0.26 11.13 7.41 14.29 3.16 0.11 0.08 101.24
23R-1, 53–57 119.93 0.43 51.25 15.87 0.85 0.17 10.89 7.11 10.23 3.66 0.06 0.06 100.15
23R-1, 142–148 120.82 0.50 52.96 15.54 0.79 0.16 11.82 6.82 8.23 3.84 0.04 0.06 100.25
23R-2, 1–5 120.91 0.41 51.60 13.80 1.26 0.23 11.80 7.62 11.21 3.19 0.02 0.04 100.76
24R-1, 93–98 125.33 0.28 48.54 15.89 2.73 0.20 9.51 4.35 13.98 4.14 0.09 0.05 99.48
24R-2, 49–53 126.32 0.96 53.16 21.58 0.49 0.09 8.68 4.00 7.12 4.69 0.11 0.04 99.96
24R-2, 94–98 126.77 0.21 41.70 6.48 4.98 0.36 11.82 8.90 24.58 1.53 0.05 0.12 100.52
24R-2, 121–126 127.04 0.96 50.35 16.70 0.99 0.16 11.02 7.47 10.09 3.13 0.13 0.05 100.09
24R-3, 116–120 128.32 0.26 45.02 11.26 5.03 0.25 9.99 6.12 19.36 3.08 0.09 0.02 100.21
25R-1, 83–89 129.83 0.16 44.29 10.80 6.14 0.29 9.17 5.85 20.51 3.03 0.14 0.04 100.26
25R-2, 3–8 130.47 0.21 43.95 11.57 6.34 0.28 8.69 5.73 20.09 3.26 0.12 0.04 100.08
25R-2, 55–62 130.99 0.55 53.20 17.86 0.48 0.10 14.08 7.07 4.87 3.08 0.08 0.03 100.85
25R-2, 84–90 131.28 0.74 54.59 16.50 0.42 0.11 12.56 6.70 5.85 3.67 0.14 0.03 100.57
25R-3, 79–82 132.62 0.56 51.31 17.66 0.66 0.11 13.30 8.05 6.35 2.98 0.05 0.02 100.50
25R-4, 31–38 133.33 0.34 51.42 16.65 0.46 0.14 11.76 7.65 8.08 3.19 0.11 0.02 99.48
26R-1, 32–38 134.32 0.00 37.38 6.29 7.06 0.40 9.76 7.24 29.35 1.74 0.10 0.04 99.37
26R-1, 115–121 135.15 0.77 51.07 16.79 0.41 0.11 13.57 9.62 6.69 2.57 0.11 0.04 100.98
26R-3, 20–26 136.96 0.54 49.24 12.61 0.38 0.15 13.25 14.16 8.55 2.18 0.06 0.04 100.61
26R-4, 24–30 138.41 0.43 49.76 18.62 0.30 0.11 11.77 9.83 6.91 2.95 0.04 0.05 100.33
27R-1, 8–12 138.78 0.66 51.33 15.46 0.50 0.14 12.73 9.67 7.35 2.78 0.15 0.08 100.19
27R-1, 82–88 139.52 0.12 40.51 13.68 4.72 0.24 7.84 3.37 23.55 3.84 0.43 1.12 99.30
27R-2, 81–87 140.69 0.39 52.36 21.71 0.45 0.07 13.36 4.69 3.58 3.63 0.06 0.05 99.96
27R-3, 27–33 141.29 0.47 50.67 18.54 0.28 0.11 11.47 9.23 7.14 2.92 0.08 0.03 100.47
27R-4, 29–31 142.81 0.80 60.30 16.70 0.78 0.11 5.18 2.57 6.18 6.80 0.29 0.17 99.08
27R-4, 71–76 143.23 0.22 50.58 18.29 0.34 0.11 12.39 8.67 6.18 2.96 0.08 0.04 99.59
28R-1, 54–60 144.24 0.28 49.33 15.76 0.38 0.13 11.96 12.20 8.24 1.83 0.03 0.02 99.87
28R-2, 78–84 145.58 0.59 52.52 20.91 0.34 0.07 13.22 5.99 4.14 3.26 0.05 0.03 100.52
28R-3, 61–66 146.87 0.40 49.53 17.99 0.28 0.12 10.97 10.26 8.50 3.18 0.08 0.03 100.91
28R-3, 115–119 147.41 0.39 47.18 12.39 0.33 0.16 10.78 17.16 9.59 1.90 0.04 0.04 99.56
28R-4, 8–15 147.76 1.36 49.68 15.87 0.46 0.12 13.41 10.99 7.29 2.39 0.04 0.02 100.27
29R-1, 21–27 148.61 0.46 50.71 13.96 0.35 0.13 13.32 13.06 7.40 2.14 0.05 0.04 101.16
29R-1, 75–80 149.15 0.52 50.59 18.79 0.27 0.10 11.65 9.37 6.36 2.94 0.04 0.04 100.14
29R-1, 114–116 149.54 0.63 52.12 4.36 0.87 0.21 18.29 15.02 9.12 0.89 0.02 0.03 100.92
29R-2, 69–74 150.36 0.53 53.09 23.34 0.32 0.06 11.45 3.94 3.93 4.23 0.09 0.04 100.49
29R-2, 133–139 151.00 1.00 51.16 20.25 0.39 0.11 10.18 7.06 7.84 3.82 0.12 0.03 100.96
29R-3, 60–66 151.69 0.43 51.29 14.51 1.34 0.20 11.16 7.47 10.96 3.51 0.13 0.10 100.65
29R-4, 17–22 152.57 0.22 42.17 12.20 6.72 0.25 8.57 5.30 21.82 3.14 0.08 0.02 100.24
30R-2, 47–53 155.23 0.00 40.49 9.33 7.19 0.29 8.43 7.07 24.53 2.25 0.09 0.04 99.76
30R-2, 90–94 155.66 0.45 52.40 14.56 1.42 0.22 10.58 6.49 11.56 3.89 0.04 0.00 101.17
30R-2, 125–130 156.01 0.23 43.20 11.26 6.26 0.26 8.73 6.12 20.75 2.91 0.10 0.03 99.62
30R-3, 30–34 156.40 0.54 51.89 15.85 0.46 0.14 12.21 9.10 8.00 2.92 0.06 0.04 100.67
30R-3, 72–76 156.82 0.79 52.19 16.80 0.57 0.17 12.54 8.57 6.84 3.06 0.06 0.03 100.83