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 66 487 20 1 2.0 9.0 172.00 172.06 Dmitriev,Y. 66 33 2 WET MODERATELY ALTERED IGNEOUS APHYRIC TO PLAG-OL SPARSELY PHYRIC BASALT 47.80 16.47 4.82 3.94 6.97 13.99 2.21 0.19 0.86 0.16 2.21 0.02 Essential oxides quoted to .01%. INITIAL REPORTS INITIAL REPORTS 66 487 20 1 9.0 11.0 172.00 172.10 Arai,S. 66 34 2 ELECTRON MICROPROBE MODERATELY ALTERED IGNEOUS APHYRIC TO PLAG-OL SPARSELY PHYRIC BASALT 48.2 13.0 10.4 15.0 12.0 1.56 0.02 0.81 0.19 0.720 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), where Fe is total iron. INITIAL REPORTSBROWN GLASS INCLUSION IN PLAGIOCLASE 66 487 20 1 9.0 11.0 172.00 172.10 Arai,S. 66 34 2 ELECTRON MICROPROBE MODERATELY ALTERED IGNEOUS APHYRIC TO PLAG-OL SPARSELY PHYRIC BASALT 49.0 5.98 13.2 18.1 11.5 0.29 0.17 0.64 0.22 0.709 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), where Fe is total iron. INITIAL REPORTSBROWN GLASS INCLUSION IN PLAGIOCLASE 66 487 20 1 9.0 11.0 172.00 172.10 Arai,S. 66 34 2 ELECTRON MICROPROBE MODERATELY ALTERED IGNEOUS APHYRIC TO PLAG-OL SPARSELY PHYRIC BASALT 48.0 7.49 12.8 16.9 11.3 0.98 0.13 0.79 0.22 0.703 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), where Fe is total iron. INITIAL REPORTSBROWN GLASS INCLUSION IN PLAGIOCLASE 66 487 20 1 15.0 19.0 172.00 172.17 Dmitriev,Y. 66 33 3 WET MODERATELY ALTERED IGNEOUS PLAG PHYRIC BASALT 47.20 18.00 2.75 6.08 8.43 13.14 1.87 0.10 0.89 0.11 0.03 1.01 0.39 0.06 Essential oxides quoted to .01%. INITIAL REPORTS INITIAL REPORTS 66 487 20 1 45.0 49.0 172.00 172.47 Dmitriev,Y. 66 33 8 WET MODERATELY ALTERED IGNEOUS APHYRIC TO PLAG-OL SPARSELY PHYRIC BASALT 48.60 16.40 1.33 7.35 9.23 12.78 1.91 0.10 0.93 0.13 0.07 0.98 0.15 0.06 Essential oxides quoted to .01%. INITIAL REPORTS INITIAL REPORTS 66 487 20 1 55.0 58.0 172.00 172.57 Joron,J.L. 66 36 9 XRF MODERATELY ALTERED IGNEOUS PLAG-OL SPARSELY PHYRIC BASALT 48.72 16.33 9.58 9.40 13.24 2.45 0.09 0.84 0.14 0.08 0.01 0.51 100.87 Analyses in table are on a volatile-free basis. H2O loss on ignition. Essential oxides quoted to .01%. Fe oxide partitions not specified or analysed. INITIAL REPORTS INITIAL REPORTS 66 487 20 1 72.0 78.0 172.00 172.75 Joron,J.L. 66 36 11 XRF MODERATELY ALTERED IGNEOUS PLAG-OL SPARSELY PHYRIC BASALT 48.83 16.72 9.98 8.04 13.44 1.65 0.18 0.86 0.16 0.11 0.53 0.62 99.97 Analyses in table are on a volatile-free basis. H2O loss on ignition. Essential oxides quoted to .01%. Fe oxide partitions not specified or analysed. INITIAL REPORTS INITIAL REPORTS 66 487 20 1 82.0 89.0 172.00 172.86 Joron,J.L. 66 36 12 XRF MODERATELY ALTERED IGNEOUS PLAG-OL SPARSELY PHYRIC BASALT 49.99 16.68 9.24 8.14 13.33 2.05 0.14 0.84 0.14 0.09 0.86 1.15 100.64 Analyses in table are on a volatile-free basis. H2O loss on ignition. Essential oxides quoted to .01%. Fe oxide partitions not specified or analysed. INITIAL REPORTS INITIAL REPORTS 66 487 20 1 93.0 95.0 172.00 172.94 Haramura,H. 66 34 13 WET MODERATELY ALTERED IGNEOUS APHYRIC TO PLAG-OL SPARSELY PHYRIC BASALT 47.58 17.45 3.30 5.83 8.13 13.55 2.01 0.14 0.82 0.15 0.08 0.72 0.57 0.720 Essential oxides quoted to .01%. INITIAL REPORTS INITIAL REPORTS 66 487 20 1 113.0 115.0 172.00 173.14 Dmitriev,Y. 66 33 16 WET MODERATELY ALTERED IGNEOUS PLAG PHYRIC BASALT 48.20 17.10 3.72 5.20 7.94 12.67 2.08 0.10 0.87 0.11 0.04 1.72 0.28 0.02 Essential oxides quoted to .01%. INITIAL REPORTS INITIAL REPORTS 66 487 20 1 118.0 120.0 172.00 173.19 Arai,S. 66 34 17 ELECTRON MICROPROBE MODERATELY ALTERED IGNEOUS APHYRIC TO PLAG-OL SPARSELY PHYRIC BASALT 48.9 3.49 8.62 20.5 1.15 0.18 0.75 0.01 0.01 0.809 Total water not directly determined. H2O not partitioned. Fe oxide partitions not specified or analysed. INITIAL REPORTS Sample was analyzed more than once. Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron. INITIAL REPORTSBROWN GLASS INCLUSION IN PLAGIOCLASE 66 487 20 1 118.0 120.0 172.00 173.19 Haramura,H. 66 34 17 WET MODERATELY ALTERED IGNEOUS APHYRIC TO PLAG-OL SPARSELY PHYRIC BASALT 48.08 16.59 4.25 4.30 7.89 13.07 2.22 0.17 0.84 0.13 0.06 1.36 1.30 Essential oxides quoted to .01%. INITIAL REPORTS INITIAL REPORTS 66 487 20 1 118.0 120.0 172.00 173.19 Arai,S. 66 34 17 ELECTRON MICROPROBE MODERATELY ALTERED IGNEOUS APHYRIC TO PLAG-OL SPARSELY PHYRIC BASALT 49.2 8.67 10.6 15.3 11.5 1.32 0.07 1.15 0.20 0.720 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), where Fe is total iron. INITIAL REPORTSCOLORLESS GLASS GLOBULE IN ABOVE BROWN GLASS 66 487 20 1 118.0 120.0 172.00 173.19 Arai,S. 66 34 17 ELECTRON MICROPROBE MODERATELY ALTERED IGNEOUS APHYRIC TO PLAG-OL SPARSELY PHYRIC BASALT 44.9 5.96 8.66 17.2 2.05 0.70 1.09 0.36 0.05 0.779 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), where Fe is total iron. INITIAL REPORTSBROWN GLASS INCLUSION IN PLAGIOCLASE 66 487 20 1 118.0 120.0 172.00 173.19 Arai,S. 66 34 17 ELECTRON MICROPROBE MODERATELY ALTERED IGNEOUS APHYRIC TO PLAG-OL SPARSELY PHYRIC BASALT 47.3 5.66 10.2 17.2 11.8 0.29 0.06 0.90 0.26 0.698 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), where Fe is total iron. INITIAL REPORTSCOLORLESS GLASS GLOBULE IN ABOVE BROWN GLASS 66 487 20 1 118.0 120.0 172.00 173.19 Arai,S. 66 34 17 ELECTRON MICROPROBE MODERATELY ALTERED IGNEOUS APHYRIC TO PLAG-OL SPARSELY PHYRIC BASALT 47.4 5.53 9.75 10.7 1.90 0.74 1.50 0.21 0.00 0.661 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), where Fe is total iron. INITIAL REPORTSBROWN GLASS INCLUSION IN PLAGIOCLASE 66 487 20 1 118.0 120.0 172.00 173.19 Arai,S. 66 34 17 ELECTRON MICROPROBE MODERATELY ALTERED IGNEOUS APHYRIC TO PLAG-OL SPARSELY PHYRIC BASALT 46.7 5.81 12.3 17.5 12.3 0.31 0.01 1.07 0.25 0.717 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), where Fe is total iron. INITIAL REPORTSCOLORLESS GLASS GLOBULE IN ABOVE BROWN GLASS 66 487 20 1 118.0 120.0 172.00 173.19 Arai,S. 66 34 17 ELECTRON MICROPROBE MODERATELY ALTERED IGNEOUS APHYRIC TO PLAG-OL SPARSELY PHYRIC BASALT 47.1 6.37 12.0 18.0 11.4 0.27 0.07 0.73 0.23 0.727 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), where Fe is total iron. INITIAL REPORTSBROWN GLASS INCLUSION IN PLAGIOCLASE 66 487 20 2 50.0 56.0 172.00 174.03 Dmitriev,Y. 66 33 4 WET MODERATELY ALTERED IGNEOUS APHYRIC TO PLAG-OL SPARSELY PHYRIC BASALT 47.70 16.38 4.35 4.45 7.54 14.02 2.12 0.18 0.86 0.55 1.44 0.02 Essential oxides quoted to .01%. INITIAL REPORTS INITIAL REPORTS 66 487 20 2 80.0 84.0 172.00 174.32 Dmitriev,Y. 66 33 8 WET MODERATELY ALTERED IGNEOUS PLAG-OL SPARSELY PHYRIC BASALT 47.90 16.70 2.24 7.03 9.44 12.82 1.87 0.074 0.88 0.16 0.09 0.87 0.06 0.06 Essential oxides quoted to .01%. INITIAL REPORTS INITIAL REPORTS