Table T33. Shipboard ICP-AES analyses, Hole 1256D.
206-1256D-
Core, section, interval (cm):
2R-1, 87-92
4R-3, 78-81
4R-4, 76-80
5R-4, 8-12
6R-5, 104-108
7R-3, 88-92
8R-2, 64-68
9R-2, 10-13
10R-2, 30-34
11R-3, 34-38
12R-7, 86-90
Piece:
1F
1A
1B
1
4
2D
2B
1A
1A
1A
1C
Unit/Subunit:
1a
1b
1c
1c
1c
1c
1c
1c
1c
1c
1d
Depth (mbsf):
276.97
288.48
289.82
293.88
300.75
307.56
315.37
324.09
329.19
334.88
349.97
Major element (wt%):










SiO2 50.33 51.14 50.07 51.00 51.30 51.24 51.14 49.82 50.17 49.76 50.06
TiO2 2.15 1.88 3.00 2.00 1.86 1.92 1.79 1.71 1.72 1.76 1.84
Al2O3 12.70 13.08 11.60 13.21 13.13 12.92 13.29 13.04 13.52 13.58 12.91
Fe2O3 15.55 14.58 18.47 14.73 14.57 14.35 13.86 13.78 13.43 13.86 15.23
MnO 0.20 0.19 0.21 0.20 0.17 0.17 0.21 0.19 0.18 0.17 0.18
MgO 5.98 6.10 4.76 5.89 5.85 6.25 6.07 6.67 6.82 6.43 6.28
CaO 9.42 9.57 8.39 9.87 9.62 9.82 9.94 10.39 10.85 10.82 10.15
Na2O 2.76 2.64 2.77 2.72 2.62 2.45 2.62 2.59 2.62 2.71 2.38
K2O 0.12 0.14 0.17 0.14 0.14 0.20 0.13 0.10 0.06 0.09 0.05
P2O5 0.21 0.19 0.24 0.15 0.13 0.15 0.16 0.13 0.14 0.14 0.15
Trace element (ppm):










Sc 45 45 49 46 48 47 47 43 45 46 45
V 450 430 608 441 433 414 411 396 400 400 404
Cr 32 27 2 34 43 70 88 96 126 113 82
Ni 41 39 31 39 50 49 59 58 64 55 50
Sr 103 104 105 100 110 105 103 95 97 99 96
Y 48 45 62 38 42 45 41 34 35 35 40
Zr 138 115 175 123 119 117 116 111 100 105 111
Nb 5.1 3.8 7.8 4.4 4.2 4.2 3.9 3.4 3.2 3.4 3.9
Ba 17 16 24 20 314 227 14 8 8 10 7
LOI (wt%) 0.5 0.4 0.2 0.0 0.5 0.4 0.7 1.5 0.4 0.6 0.7
Mg# 45.8 47.9 36.2 46.8 46.9 49.0 49.1 51.6 52.8 50.5 47.6

Notes: ND = not detected. ICP-AES = inductively coupled plasma-atomic emission spectroscopy. Mg# = (MgO/40.305)/[(MgO/40.305) + 0.9 x 2 x (Fe2O3/159.694)] x 100. Only a portion of this table appears here. The complete table is also available in ASCII.