Table T4. REE analysis of gabbros.
Core, section,
interval (cm)
Depth
(mbsf)
REE (ppm)
La
Ce
Nd
Sm
Eu
Gd
Dy
Er
Yb
179-1105A-
1R-1, 21–24 15.21 51.70 126.80 64.00 11.70 2.80 13.30 17.00 13.80 14.90
1R-1, 29–32 15.29 1.60 7.40 4.60 0.80 0.50 0.90 1.70 1.10 0.90
1R-2, 80–83 16.88 1.02 3.09 2.32 0.87 0.63 1.42 1.94 1.15 1.00
1R-3, 3–6 17.48 1.70 7.10 4.30 1.50 0.60 2.00 2.30 1.50 1.30
1R-3, 120–125 18.65 1.70 7.60 5.10 1.00 0.60 1.20 2.10 1.40 1.10
1R-4, 25–28 19.15 19.60 48.30 26.20 5.50 1.40 6.60 8.10 5.60 4.90
1R-5, 25–31 20.61 0.50 1.30 1.50 0.30 0.50 0.60 0.70 0.50 0.40
1R-5, 102–105 21.38 1.32 3.68 2.95 0.94 0.71 1.58 2.09 1.25 1.08
1R-6, 33–36 22.15 1.10 3.35 2.70 0.93 0.53 1.53 1.98 1.18 0.98
2R-1, 31–35 24.01 0.60 2.10 2.40 0.30 0.50 0.70 0.90 0.60 0.50
2R-2, 93–98 26.06 1.41 4.04 3.16 0.92 0.63 1.62 2.09 1.25 1.09
2R-2, 127–130 26.40 1.26 3.78 2.97 0.91 0.60 1.62 2.07 1.28 1.12
2R-3, 69–72 27.25 14.87 37.91 19.35 4.23 0.77 4.93 6.70 5.19 6.09
2R-4, 6–11 28.00 1.22 3.24 2.61 0.82 0.61 1.37 1.81 1.12 0.90
2R-4, 20–23 28.14 1.22 3.29 2.25 0.69 0.56 1.21 1.53 0.89 0.75
3R-1, 79–82 29.49 1.90 7.10 4.50 0.90 0.40 0.80 1.40 1.00 0.80
3R-2, 109–113 31.29 1.11 2.83 1.89 0.60 0.54 1.02 1.33 0.75 0.58
3R-3, 38–41 32.08 1.04 2.76 1.98 0.65 0.49 1.18 1.58 0.96 0.77
3R-3, 54–57 32.24 0.54 1.89 1.64 0.78 0.51 1.33 1.56 0.99 0.86
4R-1, 100–105 34.30 1.30 3.51 2.78 0.94 0.64 1.48 1.91 1.18 0.99
4R-2, 123–126 35.71 0.80 2.70 3.20 1.00 0.60 1.90 2.30 1.50 1.20
4R-3, 16–19 35.98 1.60 7.30 4.60 0.90 0.40 1.00 1.70 1.10 0.90
4R-3, 90–93 36.72 0.70 1.80 2.20 0.60 0.50 1.10 1.20 0.90 0.70
5R-1, 16–21 38.46 22.10 77.00 77.90 20.40 5.10 27.80 30.00 16.10 12.00
5R-1, 137–142 39.67 12.99 47.47 52.79 14.01 4.15 17.81 20.39 10.94 8.04
5R-2, 44–48 40.22 1.45 4.34 3.27 1.14 0.57 1.56 2.08 1.19 1.05
5R-3, 46–52 41.74 1.42 4.25 3.19 1.12 0.74 1.73 2.20 1.34 1.17
6R-1, 18–23 42.98 1.07 3.55 3.00 1.03 0.59 1.64 1.93 1.18 1.11
6R-2, 26–30 44.52 1.83 5.52 4.58 1.44 1.01 2.08 2.61 1.62 1.47
6R-2, 142–146 45.68 1.60 7.40 4.60 0.80 0.40 0.90 1.70 1.10 0.90
6R-3, 6–8 45.82 6.40 14.10 7.70 1.50 1.10 2.10 2.60 2.20 2.60
7R-1, 19–24 47.99 1.17 3.28 2.24 0.68 0.48 1.20 1.55 0.90 0.78
7R-1, 74–78 48.54 1.20 3.90 4.50 1.20 0.80 2.30 2.80 1.80 1.50
7R-2, 13–18 49.26 1.54 5.88 7.47 2.83 1.44 4.33 6.27 4.11 3.63
7R-3, 22–27 50.85 11.77 39.43 38.40 10.36 3.42 12.53 14.94 8.24 6.60
7R-3, 86–91 51.49 2.80 8.73 7.06 2.08 0.78 2.81 3.27 2.11 2.05
7R-3, 103–106 51.66 1.67 6.37 7.43 2.53 1.22 4.16 5.83 3.77 3.23
8R-1, 56–60 52.96 26.40 89.40 83.40 22.50 5.20 29.10 32.10 19.10 15.10
8R-1, 109–114 53.49 1.78 5.15 4.07 1.23 0.71 1.71 2.28 1.41 1.21
8R-2, 43–47 54.25 0.80 2.70 3.30 0.90 0.60 1.90 2.30 1.50 1.20
8R-2, 81–86 54.63 1.85 5.46 3.98 1.31 1.02 1.80 2.31 1.40 1.28
8R-3, 110–114 56.32 1.49 4.65 4.45 1.49 0.98 2.29 3.25 1.94 1.75
8R-4, 42–46 56.95 0.40 ND 4.00 0.70 0.80 1.70 2.30 1.50 1.20
8R-4, 74–78 57.27 1.47 4.46 4.03 1.48 0.90 2.20 2.88 1.75 1.55
8R-4, 74–78 57.27 1.47 4.46 4.03 1.48 0.90 2.20 2.88 1.75 1.55
9R-1, 20–24 57.60 1.70 6.60 9.20 3.00 1.90 5.20 6.70 4.30 3.50
9R-1, 67–71 58.07 7.50 21.00 15.90 3.90 2.30 5.40 6.70 4.80 4.50
9R-1, 128–134 58.68 3.96 13.81 14.77 5.72 2.17 8.46 10.78 7.02 6.63
9R-2, 17–20 59.07 3.20 12.20 8.70 1.80 1.30 2.60 4.40 3.30 3.30
9R-3, 66–72 60.93 1.76 6.26 6.53 2.09 1.56 3.66 5.00 3.29 3.02
9R-3, 129–134 61.56 2.78 8.55 7.22 2.59 1.90 3.92 5.27 3.32 3.12
9R-4, 59–63 62.28 1.84 6.48 7.27 2.59 1.85 4.06 5.62 3.67 3.29
10R-1, 98–102 62.98 2.25 7.39 7.41 2.41 1.08 3.17 4.07 2.74 2.35
10R-2, 77–82 64.12 2.40 10.70 9.80 2.80 1.60 4.00 6.30 4.10 3.40
10R-2, 132–137 64.67 1.54 5.03 5.02 1.85 1.35 2.74 3.63 2.27 2.05
10R-3, 19–23 64.94 5.85 17.95 14.43 4.07 1.32 5.34 6.46 3.96 3.76
10R-3, 125–129 66.00 1.98 6.62 5.74 2.37 1.02 3.43 4.04 2.62 2.34
11R-1, 81–86 67.81 0.80 3.40 5.40 1.70 1.20 3.60 4.70 3.20 2.70
11R-2, 3–6 68.43 2.65 9.39 9.49 3.58 2.42 5.47 7.42 4.71 4.56
11R-2, 89–94 69.29 6.50 25.60 26.90 7.20 3.00 10.50 12.50 7.10 5.70
11R-2, 110–115 69.50 6.48 22.37 23.84 8.23 3.14 10.46 11.50 6.57 5.57
11R-3, 64–68 70.54 2.98 9.41 8.67 3.47 2.43 5.06 6.64 3.99 3.75
11R-3, 142–147 71.32 4.19 13.57 13.78 4.43 3.06 5.53 6.05 3.27 2.86
12R-1, 51–57 71.81 13.93 51.56 57.01 15.67 4.37 20.25 19.98 10.74 7.40
12R-1, 91–97 72.21 1.88 4.51 2.30 0.89 0.48 1.57 1.99 1.14 0.79
12R-3, 12–16 74.37 2.20 8.80 5.80 1.10 0.50 1.10 2.00 1.40 1.10
13R-1, 38–42 76.68 1.04 3.23 2.84 1.11 0.87 1.88 2.61 1.72 1.63
13R-1, 68–73 76.98 5.90 26.00 31.40 7.90 1.80 12.90 13.90 7.70 5.40
13R-2, 12–16 77.82 1.40 7.00 4.20 0.80 0.70 1.20 2.20 1.50 1.30
13R-2, 44–49 78.14 7.60 26.00 27.50 7.9 2.60 11.10 12.60 7.50 5.70
13R-2, 122–127 78.92 1.35 4.20 3.74 1.41 1.00 2.26 3.15 1.93 1.81
13R-3, 11–15 79.15 0.60 1.80 2.80 0.90 0.90 1.80 2.40 1.70 1.30
13R-4, 7–11 80.51 0.92 2.43 1.70 0.48 0.39 1.00 1.29 0.73 0.60
14R-1, 55–60 81.55 0.40 1.00 1.50 0.40 0.40 0.90 1.00 0.70 0.60
14R-2, 114–119 83.55 1.40 6.70 3.80 0.60 0.30 0.40 1.10 0.80 0.60
14R-3, 10–15 83.74 1.08 2.93 1.91 0.57 0.46 1.07 1.36 0.83 0.66
14R-4, 22–27 85.31 1.60 4.71 3.52 1.14 0.83 1.67 2.20 1.33 1.23
15R-1, 14–18 86.14 6.70 26.70 33.00 9.70 2.50 13.10 15.90 9.40 7.70
15R-2, 39–43 87.89 2.00 8.70 6.20 1.30 1.00 1.80 3.00 2.10 1.70
15R-3, 7–12 89.04 1.40 5.00 4.98 1.93 1.34 2.95 4.03 2.39 2.36
16R-1, 22–27 90.82 10.00 35.80 40.70 12.20 4.00 16.00 16.50 9.00 6.20
16R-2, 124–128 93.17 1.19 3.44 2.04 0.44 0.47 0.85 1.18 0.62 0.49
16R-2, 133–139 93.26 1.24 3.36 2.40 0.76 0.49 1.35 1.70 1.03 0.84
16R-3, 35–39 93.69 0.20 0.80 2.10 0.30 0.40 0.70 0.90 0.60 0.50
17R-1, 51–55 96.11 1.30 5.50 8.50 2.10 1.30 4.10 5.40 3.60 3.10
17R-1, 94–99 96.54 1.11 3.07 2.11 0.70 0.46 1.21 1.53 0.88 0.73
17R-2, 47–52 97.49 2.12 6.15 4.44 1.29 0.69 1.80 2.35 1.50 1.39
17R-2, 75–80 97.77 0.58 2.00 1.45 0.72 0.46 1.22 1.33 0.83 0.71
17R-3, 59–65 99.04 0.83 2.52 1.58 0.67 0.55 1.03 1.14 0.66 0.63
17R-4, 0–7 99.95 1.18 4.62 5.53 1.81 1.55 3.28 4.43 2.92 2.72
18R-1, 62–68 100.82 0.84 3.98 5.36 1.98 1.17 3.54 5.11 3.33 2.91
19R-2, 80–85 107.50 1.84 6.48 7.27 2.59 1.85 4.06 5.62 3.67 3.29
19R-3, 75–80 108.80 2.56 6.48 6.22 2.26 1.24 3.54 4.47 2.61 2.36
19R-4, 18–23 109.69 1.97 7.01 6.74 2.11 1.29 3.39 4.47 2.96 2.71
19R-4, 43–46 109.94 1.68 5.39 5.14 1.89 1.34 2.86 3.85 2.41 2.24
20R-1, 95–100 110.75 1.56 4.47 3.32 1.01 0.65 1.53 1.89 1.13 1.00
20R-1, 111–117 110.91 0.87 3.39 3.13 1.10 0.67 1.97 2.44 1.44 1.33
21R-1, 12–16 110.92 3.00 11.40 8.00 1.60 0.60 2.00 2.90 1.80 1.60
21R-1, 89–94 111.69 1.10 3.82 3.71 1.43 1.13 2.37 3.12 1.95 1.76
21R-2, 84–88 112.98 2.10 9.00 7.20 1.80 1.50 2.90 4.60 3.00 2.50
22R-2, 20–25 116.70 1.42 4.25 4.00 1.48 1.14 2.31 3.22 1.99 1.81
22R-3, 7–11 117.75 1.22 3.93 3.81 1.50 1.00 2.26 3.02 1.94 1.75
22R-3, 63–69 118.31 1.40 5.43 6.11 2.23 1.30 3.52 4.90 3.00 2.75
23R-1, 53–57 119.93 2.70 10.70 8.60 2.20 1.20 2.80 4.30 2.70 2.30
23R-1, 142–148 120.82 2.00 8.50 6.10 1.40 1.00 2.00 3.20 2.10 1.80
23R-2, 1–5 120.91 1.15 4.10 4.85 1.86 1.23 2.93 4.06 2.64 2.28
24R-1, 93–98 125.33 9.35 1.49 4.01 2.72 0.88 0.76 1.34 1.73 0.99
24R-2, 49–53 126.32 0.60 2.30 2.50 0.10 0.60 0.50 0.70 0.40 0.40
24R-2, 94–98 126.77 3.13 10.16 9.75 4.11 1.47 5.73 7.68 4.60 4.25
24R-2, 121–126 127.04 2.55 7.20 5.26 1.72 0.87 2.51 3.19 1.93 1.67
24R-3, 116–120 128.32 1.08 4.59 3.93 1.98 1.21 3.42 4.46 2.82 2.55
25R-1, 83–89 129.83 0.91 3.57 4.36 1.66 1.20 3.02 4.37 2.70 2.50
25R-2, 3–8 130.47 2.20 9.70 7.40 1.80 1.30 2.80 4.30 2.80 2.50
25R-2, 55–62 130.99 1.57 4.27 3.71 1.28 0.74 1.87 2.46 1.52 1.29
25R-2, 84–90 131.28 5.29 15.33 9.95 2.66 0.75 3.61 5.00 3.69 3.71
25R-3, 79–82 132.62 0.71 2.60 2.25 0.90 0.66 1.60 1.89 1.18 1.03
25R-4, 31–38 133.33 0.68 2.36 2.13 0.87 0.70 1.53 1.88 1.25 1.07
26R-1, 32–38 134.32 3.31 11.47 10.75 4.11 1.61 5.83 7.98 4.99 4.98
26R-1, 115–121 135.15 0.92 2.89 2.47 1.02 0.56 1.52 1.84 1.24 1.02
26R-3, 20–26 136.96 0.91 3.19 2.59 1.04 0.51 1.53 1.90 1.21 1.08
26R-3, 117–122 137.93 1.90 8.30 5.50 1.10 0.50 1.30 2.20 1.40 1.10
26R-4, 24–30 138.41 0.91 2.92 2.07 0.83 0.54 1.21 1.28 0.83 0.71
27R-1, 8–12 138.78 3.04 10.06 8.68 2.54 0.91 3.58 4.50 2.89 2.76
27R-1, 82–88 139.52 23.03 80.10 75.18 17.25 3.18 20.06 22.52 12.39 9.17
27R-2, 81–87 140.69 1.49 4.01 2.72 0.88 0.76 1.34 1.73 0.99 0.83
27R-3, 27–33 141.29 1.07 3.05 1.95 0.61 0.51 1.05 1.33 0.79 0.65
27R-4, 29–31 142.81 29.90 85.70 60.50 15.00 4.20 19.40 24.30 16.20 15.20
27R-4, 71–76 143.23 1.26 3.51 2.63 0.76 0.59 1.21 1.55 0.87 0.73
28R-1, 54–60 144.24 0.75 2.93 2.28 0.93 0.51 1.43 1.68 1.08 0.93
28R-2, 78–84 145.58 1.14 3.18 2.04 0.66 0.55 1.14 1.46 0.84 0.67
28R-3, 61–66 146.87 0.71 2.06 1.23 0.68 0.48 0.98 1.08 0.70 0.61
28R-3, 115–119 147.41 1.12 3.19 2.19 0.75 0.38 1.21 1.56 0.88 0.74
28R-4, 8–15 147.76 1.26 3.88 3.00 0.93 0.60 1.57 2.05 1.24 1.09
29R-1, 21–27 148.61 1.13 3.36 2.48 0.81 0.46 1.43 1.91 1.04 0.93
29R-1, 75–80 149.15 1.13 3.21 1.94 0.56 0.45 0.99 1.24 0.70 0.58
29R-1, 114–116 149.54 1.20 4.97 5.93 2.02 0.79 3.51 4.78 3.27 2.78
29R-2, 69–74 150.36 0.83 2.61 1.53 0.63 0.59 0.90 1.05 0.73 0.62
29R-2, 133–139 151.00 1.31 3.49 1.97 0.58 0.55 0.95 1.22 0.68 0.60
29R-3, 60–66 151.69 3.07 9.40 7.68 2.73 1.34 3.80 4.90 2.92 2.68
29R-4, 17–22 152.57 1.60 7.90 5.70 1.10 0.90 1.90 3.10 2.00 1.80
30R-2, 47–53 155.23 1.16 4.24 4.50 1.74 0.97 2.89 3.99 2.51 2.30
30R-2, 90–94 155.66 0.78 3.16 3.66 1.51 1.16 2.59 3.61 2.27 2.04
30R-2, 125–130 156.01 1.49 5.19 4.09 1.81 1.20 3.12 3.83 2.65 2.45
30R-3, 30–34 156.40 1.34 4.11 3.43 1.18 0.64 1.85 2.33 1.39 1.26
30R-3, 72–76 156.82 0.84 2.96 2.70 0.98 0.61 1.63 2.09 1.30 1.13

Note: ND = not determined.