leg site hole core section top interval depth(cm) bottom interval depth(cm) top of core depth(m) sample midpoint depth(m) analyst volume chapters piece number analytical methods alteration rock type rock name SiO2 Al2O3 Fe2O3 FeO(total) Fe2O3(total) FeO MgO CaO Na2O K2O TiO2 MnO P2O5 LOI H20+ H2O- CO2 SO3 S total magnesium number analytical info. data source comments 69 505 B 1 1 24.0 0.0 136.00 136.24 O'Hearn,T. 69 54 114- ELECTRON MICROPROBE FRESH IGNEOUS BASALTIC GLASS 50.14 16.06 8.74 8.68 12.64 2.18 0.02 0.98 0.09 99.53 Analyses in table are on a volatile-free basis. Total water not directly determined. H2O not partitioned. Essential oxides quoted to .01%. Fe oxide partitions not specified or analysed. INITIAL REPORTS INITIAL REPORTSPLAG-OL SPARSELY PHYRIC BASALT 69 505 B 2 1 4.0 10.0 141.00 141.07 Hubberten,H.-W. 69 36, 52 112 XRF WET FRESH IGNEOUS PLAG-OL SPARSELY PHYRIC BASALT 50.1 16.1 2.61 6.04 8.21 12.8 2.29 0.11 0.93 0.14 0.06 0.49 0.07 .0780 99.95 .535 Analyses in table are on a volatile-free basis. Total water not directly determined. INITIAL REPORTS Magnesium number is atomic ration Mg/(Mg+Fe++).Analyst either measured or calculated Fe++. INITIAL REPORTS 69 505 B 2 1 19.0 23.0 141.00 141.21 Etoubleau,J. 69 50 114 XRF ATOMIC ABSORPTION EXTENSIVELY ALTERED IGNEOUS PLAG-OL SPARSELY PHYRIC BASALT 49.58 15.94 9.59 8.92 12.69 2.08 0.06 0.98 0.15 0.08 1.04 100.07 Analyses in table are on a volatile-free basis. Total water not directly determined. H2O not partitioned. Essential oxides quoted to .01%. Fe oxide partitions not specified or analysed. Shipboard analysis. INITIAL REPORTS INITIAL REPORTS 69 505 B 2 1 93.0 0.0 141.00 141.93 O'Hearn,T. 69 54 122 ELECTRON MICROPROBE FRESH IGNEOUS BASALTIC GLASS 50.28 15.95 8.80 8.72 12.64 2.13 0.02 0.95 0.09 99.58 Analyses in table are on a volatile-free basis. Total water not directly determined. H2O not partitioned. Essential oxides quoted to .01%. Fe oxide partitions not specified or analysed. INITIAL REPORTS INITIAL REPORTSPLAG-OL SPARSELY PHYRIC BASALT 69 505 B 2 1 109.0 0.0 141.00 142.09 Rhodes,M. 69 48 124 XRF FLAME PHOTOMETRY FRESH IGNEOUS PLAG-OL SPARSELY PHYRIC BASALT 50.1 16.3 9.23 8.86 12.6 2.2 0.09 0.95 0.14 0.09 100.56 .679 Analyses in table are on a volatile-free basis. Total water not directly determined. H2O not partitioned. Fe oxide partitions not specified or analysed. INITIAL REPORTS Magnesium number is atomic ration Mg/(Mg+Fe++).Analyst either measured or calculated Fe++. INITIAL REPORTS 69 505 B 2 1 119.0 0.0 141.00 142.19 O'Hearn,T. 69 54 124 ELECTRON MICROPROBE FRESH IGNEOUS BASALTIC GLASS 50.00 16.02 8.83 8.69 12.68 2.19 0.02 1.01 0.07 99.51 Analyses in table are on a volatile-free basis. Total water not directly determined. H2O not partitioned. Essential oxides quoted to .01%. Fe oxide partitions not specified or analysed. INITIAL REPORTS INITIAL REPORTSPLAG-OL SPARSELY PHYRIC BASALT 69 505 B 2 1 119.0 121.0 141.00 142.20 Hubberten,H.-W. 69 36, 52 124 XRF WET FRESH IGNEOUS PLAG-OL SPARSELY PHYRIC BASALT 49.4 16.0 2.46 6.31 8.94 12.7 2.28 0.02 0.92 0.17 0.07 0.65 0.15 .0971 100.07 .552 Analyses in table are on a volatile-free basis. Total water not directly determined. INITIAL REPORTS Magnesium number is atomic ration Mg/(Mg+Fe++).Analyst either measured or calculated Fe++. INITIAL REPORTS 69 505 B 2 1 142.0 147.0 141.00 142.45 Hubberten,H.-W. 69 36, 52 127 XRF WET FRESH IGNEOUS PLAG-OL SPARSELY PHYRIC BASALT 49.3 16.1 2.34 6.60 8.78 12.9 2.24 0.05 0.93 0.17 0.07 0.40 0.05 .0509 99.93 .543 Analyses in table are on a volatile-free basis. Total water not directly determined. INITIAL REPORTS Magnesium number is atomic ration Mg/(Mg+Fe++).Analyst either measured or calculated Fe++. INITIAL REPORTS 69 505 B 2 2 9.0 0.0 141.00 142.59 Rhodes,M. 69 48 129 XRF FLAME PHOTOMETRY FRESH IGNEOUS PLAG-OL SPARSELY PHYRIC BASALT 49.1 16.0 9.70 8.69 12.7 2.1 0.11 0.95 0.16 0.08 99.59 0.663 Analyses in table are on a volatile-free basis. Total water not directly determined. H2O not partitioned. Fe oxide partitions not specified or analysed. INITIAL REPORTS Magnesium number is atomic ration Mg/(Mg+Fe++).Analyst either measured or calculated Fe++. INITIAL REPORTS 69 505 B 2 2 87.0 90.0 141.00 143.39 Etoubleau,J. 69 50 141 XRF ATOMIC ABSORPTION MODERATELY ALTERED IGNEOUS PLAG-OL SPARSELY PHYRIC BASALT 49.63 16.23 9.34 8.40 12.89 1.98 0.08 0.96 0.14 0.08 1.20 99.73 Analyses in table are on a volatile-free basis. Total water not directly determined. H2O not partitioned. Essential oxides quoted to .01%. Fe oxide partitions not specified or analysed. Shipboard analysis. INITIAL REPORTS INITIAL REPORTS 69 505 B 2 3 51.0 52.0 141.00 144.51 Etoubleau,J. 69 50 153 XRF ATOMIC ABSORPTION EXTENSIVELY ALTERED IGNEOUS PLAG-OL SPARSELY PHYRIC BASALT 49.70 16.24 9.64 7.72 12.89 2.46 0.17 0.96 0.18 0.09 1.71 100.05 Analyses in table are on a volatile-free basis. Total water not directly determined. H2O not partitioned. Essential oxides quoted to .01%. Fe oxide partitions not specified or analysed. Shipboard analysis. INITIAL REPORTS INITIAL REPORTS 69 505 B 2 3 78.0 83.0 141.00 144.81 Etoubleau,J. 69 50 156 XRF ATOMIC ABSORPTION MODERATELY ALTERED IGNEOUS PLAG-OL MOD PHYRIC BASALT 49.62 16.05 9.36 8.89 12.63 2.17 0.05 0.96 0.14 0.08 1.17 99.95 Analyses in table are on a volatile-free basis. Total water not directly determined. H2O not partitioned. Essential oxides quoted to .01%. Fe oxide partitions not specified or analysed. Shipboard analysis. INITIAL REPORTS INITIAL REPORTS 69 505 B 3 1 27.0 0.0 150.50 150.77 Rhodes,M. 69 48 166 XRF FLAME PHOTOMETRY FRESH IGNEOUS PLAG-OL SPARSELY PHYRIC BASALT 49.8 16.2 9.57 8.58 12.6 2.2 0.11 0.98 0.16 0.07 100.27 0.664 Analyses in table are on a volatile-free basis. Total water not directly determined. H2O not partitioned. Fe oxide partitions not specified or analysed. INITIAL REPORTS Magnesium number is atomic ration Mg/(Mg+Fe++).Analyst either measured or calculated Fe++. INITIAL REPORTS 69 505 B 3 1 76.0 79.0 150.50 151.28 Etoubleau,J. 69 50 171 XRF ATOMIC ABSORPTION MODERATELY ALTERED IGNEOUS PLAG-OL MOD PHYRIC BASALT 49.52 16.21 9.54 8.71 12.56 2.19 0.13 0.95 0.15 0.08 0.33 100.04 Analyses in table are on a volatile-free basis. Total water not directly determined. H2O not partitioned. Essential oxides quoted to .01%. Fe oxide partitions not specified or analysed. Shipboard analysis. INITIAL REPORTS INITIAL REPORTS 69 505 B 3 2 102.0 103.0 150.50 153.03 Etoubleau,J. 69 50 188 XRF ATOMIC ABSORPTION MODERATELY ALTERED IGNEOUS PLAG-OL MOD PHYRIC BASALT 49.67 15.94 9.51 8.70 12.57 2.11 0.06 0.95 0.14 0.08 0.96 99.73 Analyses in table are on a volatile-free basis. Total water not directly determined. H2O not partitioned. Essential oxides quoted to .01%. Fe oxide partitions not specified or analysed. Shipboard analysis. INITIAL REPORTS INITIAL REPORTS 69 505 B 3 2 109.0 112.0 150.50 153.11 Marsh,N. 69 49 118 XRF FRESH IGNEOUS PLAG-OL SPARSELY PHYRIC BASALT 48.8 15.6 9.4 9.2 12.35 2.13 0.058 0.93 0.15 0.037 98.66 Analyses in table are on a volatile-free basis. Total water not directly determined. H2O not partitioned. Fe oxide partitions not specified or analysed. INITIAL REPORTS INITIAL REPORTS 69 505 B 5 1 27.0 0.0 164.00 164.27 O'Hearn,T. 69 54 195 ELECTRON MICROPROBE FRESH IGNEOUS BASALTIC GLASS 49.76 16.10 8.80 8.70 12.51 2.12 0.05 0.99 0.08 99.11 Analyses in table are on a volatile-free basis. Total water not directly determined. H2O not partitioned. Essential oxides quoted to .01%. Fe oxide partitions not specified or analysed. INITIAL REPORTS INITIAL REPORTSPLAG-OL SPARSELY PHYRIC BASALT 69 505 B 5 1 40.0 43.0 164.00 164.42 Etoubleau,J. 69 50 197 XRF ATOMIC ABSORPTION MODERATELY ALTERED IGNEOUS PLAG-OL MOD PHYRIC BASALT 49.63 16.60 9.37 8.53 12.64 2.12 0.07 0.97 0.14 0.08 0.96 100.15 Analyses in table are on a volatile-free basis. Total water not directly determined. H2O not partitioned. Essential oxides quoted to .01%. Fe oxide partitions not specified or analysed. Shipboard analysis. INITIAL REPORTS INITIAL REPORTS 69 505 B 6 1 46.0 49.0 169.00 169.47 Marsh,N. 69 49 210 XRF FRESH IGNEOUS PLAG-OL SPARSELY PHYRIC BASALT 49.4 15.6 9.1 9.4 12.38 2.22 0.049 0.93 0.15 0.037 99.27 Analyses in table are on a volatile-free basis. Total water not directly determined. H2O not partitioned. Fe oxide partitions not specified or analysed. INITIAL REPORTS INITIAL REPORTS 69 505 B 6 1 114.0 116.0 169.00 170.15 Etoubleau,J. 69 50 218 XRF ATOMIC ABSORPTION MODERATELY ALTERED IGNEOUS PLAG-OL MOD PHYRIC BASALT 50.04 15.90 9.44 8.34 12.85 2.17 0.05 0.97 0.15 0.09 1.01 100.00 Analyses in table are on a volatile-free basis. Total water not directly determined. H2O not partitioned. Essential oxides quoted to .01%. Fe oxide partitions not specified or analysed. Shipboard analysis. INITIAL REPORTS INITIAL REPORTS 69 505 B 6 2 20.0 23.0 169.00 170.72 Etoubleau,J. 69 50 223 XRF ATOMIC ABSORPTION MODERATELY ALTERED IGNEOUS PLAG-OL MOD PHYRIC BASALT 49.64 15.79 9.72 9.15 12.61 2.11 0.06 0.97 0.15 0.08 0.57 100.28 Analyses in table are on a volatile-free basis. Total water not directly determined. H2O not partitioned. Essential oxides quoted to .01%. Fe oxide partitions not specified or analysed. Shipboard analysis. INITIAL REPORTS INITIAL REPORTS 69 505 B 6 2 44.0 0.0 169.00 170.94 Rhodes,M. 69 48 225 XRF FLAME PHOTOMETRY MODERATELY ALTERED IGNEOUS PLAG-OL SPARSELY PHYRIC BASALT 49.8 16.1 9.26 8.61 12.6 2.2 0.15 0.95 0.16 0.08 99.91 0.672 Analyses in table are on a volatile-free basis. Total water not directly determined. H2O not partitioned. Fe oxide partitions not specified or analysed. INITIAL REPORTS Magnesium number is atomic ration Mg/(Mg+Fe++).Analyst either measured or calculated Fe++. INITIAL REPORTS