"A. Demant, P. Munch, N. Romeuf, D. Morata" "Chapter 34. Distribution and chemistry of secondary minerals (zeolites and clay minerals) from Hole 917A, southeast Greenland Margin" 152SR-231 Unit 6 - Core 8R04 - Aphyric olivine basalt Unit 6 - Core 8R04 - Aphyric olivine basalt 299 288 297 298 300 285 286 278 279 37 32 41 38 44 40 45 35 33 34 36 42 47 46 31 43 39 SiO2 33.23 31.54 32.87 32.96 33.89 35.07 35.06 35.83 38.03 SiO2 28.82 30.88 31.61 31.17 33.05 31.82 32.36 32.85 33.07 31.84 31.24 33.64 31.86 32.62 32.63 33.71 32.88 Al2O3 14.25 15.28 14.79 15.41 15.26 10.89 10.33 15.25 11.44 Al2O3 11.86 11.45 10.84 14.08 14.28 11.39 13.86 15.43 14.83 15.84 14.04 11.74 14.47 16.17 13.48 14.97 15.23 FeOt 16.01 23.73 18.39 16.86 15.21 17.6 17 8.96 15.43 FeOt 26.53 24.9 18.87 19.68 16.91 21.12 15.08 14.29 14.59 14.65 22.01 16.97 23.4 13.5 20.05 13.26 11.65 MnO 0.35 0.25 0.38 0.34 0.33 0.44 0.33 0.22 0.4 MnO 0.35 0.62 0.52 0.43 0.18 0.54 0.41 0.32 0.44 0.27 0.32 0.37 0.31 0.32 0.12 0.31 0.33 MgO 21.08 14.76 19.13 19.09 20.46 20.17 19.6 22.12 17.97 MgO 13.55 15.49 19.08 18.08 21.5 17.4 20.59 21.7 21.28 20.19 15.33 20.39 14.32 20.22 16.89 19.6 19.88 CaO 0.96 1.18 0.98 1.2 1.09 0.49 0.65 0.99 0.54 CaO 1.02 0.95 0.59 0.82 0.63 0.68 0.99 0.92 1.02 1.05 1.01 0.64 0.95 1.15 0.43 1.11 0.86 Na2O 0.16 0.19 0.14 0.2 0.17 0.3 0.24 0.1 0.29 Na2O 0.08 0.15 0.16 0.12 0.27 0.09 0.08 0.12 0.2 0.12 0.11 0.08 0.14 0.07 0.11 0.19 0.12 K2O 0.03 0.05 0.04 0.1 0.07 0.1 0.08 0.01 0.28 K2O 0.14 0.08 0.08 0.02 0.23 0.09 0.01 0.07 0.07 0.08 0.09 0.02 0.15 0.08 0.15 0.25 0.05 TiO2 0.06 0.01 TiO2 0.07 0.19 0 0 0.05 0.02 0 0 0 0.05 0.01 0 0.03 0 0.05 0.02 0 Cr2O3 0.02 0.01 Cr2O3 0.04 0 0.05 0.01 0.02 0 0 0 0.02 0 0.01 0.01 0 0 0.01 0.01 0 Total 86.06 87.05 86.72 86.14 86.47 85.09 83.31 83.48 84.4 Total 82.45 84.72 81.79 84.41 87.11 83.15 83.38 85.7 85.52 84.07 84.17 83.87 85.63 84.13 83.93 83.43 81 Structural formulae calculated with 28 oxygens Structural formulae calculated with 28 oxygens Si 6.745 6.605 6.702 6.711 6.797 7.249 7.376 7.144 7.752 Si 6.577 6.759 6.918 6.612 6.665 6.921 6.761 6.633 6.71 6.575 6.723 7.044 6.77 6.673 6.926 6.939 6.901 Al4 1.255 1.395 1.298 1.289 1.203 0.751 0.624 0.856 0.248 Al4 1.423 1.241 1.082 1.388 1.335 1.079 1.239 1.367 1.29 1.425 1.277 0.956 1.23 1.327 1.074 1.061 1.099 Al6 2.153 2.374 2.257 2.407 2.403 1.903 1.937 2.726 2.5 Al6 1.768 1.711 1.713 2.13 2.058 1.841 2.174 2.304 2.255 2.429 2.284 1.941 2.394 2.572 2.3 2.572 2.668 Fet 2.718 4.155 3.135 2.871 2.551 3.042 2.992 1.494 2.631 Fet 5.063 4.557 3.454 3.491 2.851 3.842 2.635 2.412 2.475 2.529 3.962 2.972 4.157 2.309 3.559 2.283 2.044 Mn 0.06 0.045 0.065 0.059 0.055 0.078 0.059 0.037 0.069 Mn 0.067 0.115 0.097 0.077 0.03 0.1 0.073 0.055 0.076 0.047 0.059 0.065 0.055 0.055 0.022 0.053 0.058 Mg 6.377 4.608 5.815 5.792 6.117 6.215 6.145 6.575 5.459 Mg 4.61 5.053 6.224 5.715 6.462 5.641 6.413 6.529 6.436 6.213 4.919 6.364 4.536 6.166 5.345 6.013 6.22 Ca 0.208 0.265 0.215 0.261 0.233 0.108 0.147 0.212 0.118 Ca 0.248 0.223 0.137 0.186 0.136 0.158 0.22 0.2 0.221 0.233 0.233 0.143 0.217 0.252 0.099 0.244 0.194 Na 0.063 0.078 0.056 0.077 0.065 0.121 0.098 0.038 0.115 Na 0.036 0.064 0.068 0.05 0.107 0.038 0.03 0.045 0.079 0.046 0.044 0.033 0.056 0.026 0.045 0.075 0.05 K 0.007 0.014 0.011 0.025 0.017 0.027 0.022 0.003 0.072 K 0.04 0.022 0.023 0.006 0.059 0.026 0.002 0.017 0.019 0.02 0.023 0.006 0.04 0.021 0.041 0.065 0.013 Ti 0.009 0.002 Ti 0.011 0.032 0 0 0.008 0.003 0 0 0 0.007 0.002 0 0.004 0 0.009 0.004 0 Cr 0.003 0.002 Cr 0.007 0 0.009 0.001 0.002 0 0 0.001 0.004 0 0.002 0.002 0 0 0.001 0.002 0 Sum 19.586 19.547 19.554 19.492 19.441 19.496 19.402 19.085 18.966 Sum 19.851 19.776 19.726 19.657 19.712 19.648 19.549 19.563 19.565 19.524 19.527 19.526 19.461 19.401 19.421 19.31 19.247 Al 27.26 30.08 28.43 29.91 29.38 22.28 21.89 30.75 25.36 Al 24.8 23.51 22.41 27.65 26.7 23.54 27.39 29.11 28.46 30.6 28.62 23.68 29.42 31.51 27.48 30.45 31.31 Fe 21.74 33.16 25.07 23.23 20.78 25.54 25.58 12.83 24.27 Fe 39.36 36.27 27.69 27.43 22.44 30.98 21.15 19.13 19.87 20.08 31.84 24.29 33.75 18.66 28.99 19.14 16.99 Mg 51 36.77 46.5 46.86 49.84 52.18 52.53 56.43 50.37 Mg 35.84 40.22 49.9 44.92 50.86 45.48 51.46 51.76 51.67 49.32 39.54 52.03 36.83 49.83 43.53 50.41 51.7 XFe 0.3 0.47 0.35 0.33 0.29 0.33 0.33 0.19 0.33 XFe 0.52 0.47 0.36 0.38 0.31 0.41 0.29 0.27 0.28 0.29 0.45 0.32 0.48 0.27 0.4 0.28 0.25 T°C 140 163 147 146 132 59 38 76 -22 T°C 167 138 112 162 153 112 138 158 146 167 144 92 136 152 111 109 115 Xc 0.8 0.79 0.79 0.76 0.73 0.72 0.69 0.55 0.46 Xc 0.96 0.91 0.86 0.84 0.84 0.83 0.79 0.79 0.79 0.78 0.78 0.76 0.73 0.72 0.69 0.65 0.62