183 Initial Reports Chapter 9, Table T9. Major and trace element XRF* data and normative mineralogy for Site 1141 and 1142 basalts. Notes: * = XRF analyses conducted after the cruise at the University of Massachusetts. Mg# = (Mg# = Mg/[Mg+Fe2+]), where Fe2+ = 0.8 Fe total. Hole: 1141A 1141A 1141A 1141A 1141A 1141A 1141A 1141A 1141A 1142A 1142A Core, section: 17R-1 18R-1 19R-2 21R-2 22R-3 22R-3 23R-1 24R-1 24R-2 2R-1 10R-1 Interval (cm): 27-31 142-150 8-10 129-132 94-96 142-146 46-49 6-8 34-36 50-53 37-40 Unit: 4 4 4 5 6 6 6 6 6 1 6 SiO2 48.2 47.7 48.5 47.2 49.7 51.6 45.3 47.5 47.7 46.7 53.9 TiO2 4.31 3.13 2.82 2.77 3.14 3.22 3.08 2.75 2.74 2.77 2.46 Al2O3 20.1 16.3 17.2 15.9 17.9 17.5 18.0 16.7 16.3 16.2 16.7 Fe2O3 9.85 12.90 9.64 12.30 11.80 10.80 11.90 11.70 11.80 11.90 9.89 MnO 0.20 0.18 0.14 0.11 0.18 0.17 0.20 0.16 0.16 0.16 0.29 MgO 3.61 5.05 4.93 6.12 3.19 3.16 4.11 6.43 6.45 6.56 2.77 CaO 6.99 10.40 12.40 11.40 9.43 8.77 12.90 10.90 10.90 11.30 8.56 Na2O 4.03 2.91 2.93 2.93 3.11 3.05 3.08 2.74 2.71 2.69 3.50 K2O 2.15 0.61 0.87 0.74 0.91 0.86 0.84 0.79 0.76 0.69 0.96 P2O5 0.79 0.65 0.49 0.46 0.55 0.55 0.53 0.48 0.47 0.48 0.44 Total: 100.23 99.83 99.93 99.93 99.90 99.68 99.92 100.15 99.99 99.45 99.50 Mg# 0.45 0.47 0.53 0.53 0.38 0.39 0.44 0.55 0.55 0.55 0.39 Nb 46.4 30.6 27.6 25.0 27.4 28.9 25.6 25.8 25.8 26.3 16.1 Zr 342 287 237 204 238 258 231 233 229 233 220 Y 35.4 33.9 28.7 28.6 30.2 29.1 28.7 29.3 28.6 29.3 38.2 Sr 852 520 576 503 454 470 473 429 427 431 201 Rb 29.6 11.7 12.2 5.7 7.7 6.2 5.7 7.7 7.7 13 16.2 Th 2 1 1 2 1 1 1 1 2 1 4 Pb 3 3 3 3 2 3 3 3 3 3 5 Ga 24 20 19 19 19 19 19 19 18 19 22 Zn 305 147 132 130 104 112 117 117 116 115 141 Ni 160 127 131 201 128 124 171 165 170 184 34 Cr 125 127 292 300 335 336 344 296 305 303 21 V 280 274 241 242 285 288 269 256 261 263 370 Ba 580 275 383 288 313 330 314 319 320 282 346 La 35 31 26 26 27 24 25 26 25 25 25 Ce 65 61 51 48 50 47 46 45 46 49 42 Q 0.0 0.0 0.0 0.0 3.2 7.1 0.0 0.0 0.0 0.0 7.8 Or 12.7 3.6 5.2 4.4 5.4 5.1 5.0 4.7 4.5 4.1 5.7 Ab 34.2 24.9 25.0 25.0 26.6 26.1 17.2 23.4 23.1 23.1 30.0 An 29.6 29.9 31.4 28.3 32.4 31.9 33.2 31.1 30.4 30.6 27.4 Cor 0.4 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 Ne 0.0 0.0 0.0 0.0 0.0 0.0 4.9 0.0 0.0 0.0 0.0 Lc 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 Ac 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 Ns 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 Wo (Di) 0.0 7.5 11.5 10.8 4.7 3.5 11.7 8.4 8.7 9.7 5.3 En (Di) 0.0 4.0 7.0 6.2 2.2 1.8 6.0 5.0 5.2 5.8 2.4 Fs (Di 0.0 3.3 3.9 4.0 2.4 1.7 5.4 2.9 3.1 3.4 2.8 En (Hy) 0.1 7.9 1.2 0.5 5.8 6.2 0.0 4.1 5.4 2.1 4.5 Fs (Hy) 0.0 6.4 0.7 0.3 6.4 5.9 0.0 2.4 3.2 1.2 5.2 Ol (Fo) 6.2 0.5 2.9 6.1 0.0 0.0 3.0 4.9 3.9 6.0 0.0 Ol (Fa) 3.6 0.4 1.7 4.3 0.0 0.0 3.0 3.1 2.5 3.9 0.0 Ilmenite: 8.3 6.0 5.4 5.3 6.0 6.2 5.9 5.3 5.3 5.4 4.7 Magnetite: 2.9 3.8 2.8 3.6 3.5 3.2 3.5 3.4 3.5 3.5 2.9 Apatite: 1.7 1.4 1.1 1.0 1.2 1.2 1.2 1.1 1.0 1.1 1.0 Total: 99.8 99.8 99.8 99.8 99.9 99.8 99.9 99.8 99.8 99.8 99.9