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 64 481 A 15 1 11.0 13.0 175.00 175.12 Saunders,A. 64 12 1B XRF MODERATELY ALTERED IGNEOUS APHYRIC DOLERITE 49.7 15.2 10.60 7.25 10.16 3.11 0.35 2.14 0.16 0.32 98.94 Analyses in table are on a volatile-free basis. Total water not directly determined. H2O not partitioned. Fe oxide partitions not specified or analysed. H2O+ uncorrected for iron oxidation HOLE SUMMARY BOOK Results are averages for multiple analyses of the specimen. Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron. HOLE SUMMARY BOOK 64 481 A 15 2 62.0 0.0 175.00 177.12 Saunders,A. 64 12 1L XRF MODERATELY ALTERED IGNEOUS APHYRIC BASALT 49.6 15.0 10.44 7.55 10.23 2.98 0.49 2.07 0.17 0.33 98.94 Analyses in table are on a volatile-free basis. Total water not directly determined. H2O not partitioned. Fe oxide partitions not specified or analysed. H2O+ uncorrected for iron oxidation HOLE SUMMARY BOOK Results are averages for multiple analyses of the specimen. Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron. HOLE SUMMARY BOOKVEIN LINED WITH FIBROUS ZEOLITES PRESENT. 64 481 A 15 2 121.0 123.0 175.00 177.72 Saunders,A. 64 12 1U XRF MODERATELY ALTERED IGNEOUS APHYRIC DOLERITE 49.8 15.1 10.75 7.30 10.02 3.09 0.41 2.16 0.17 0.31 99.12 Analyses in table are on a volatile-free basis. Total water not directly determined. H2O not partitioned. Fe oxide partitions not specified or analysed. H2O+ uncorrected for iron oxidation HOLE SUMMARY BOOK Results are averages for multiple analyses of the specimen. Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron. HOLE SUMMARY BOOK 64 481 A 15 3 27.0 29.0 175.00 178.28 Saunders,A. 64 12 1D XRF MODERATELY ALTERED IGNEOUS APHYRIC DOLERITE 50.1 15.4 10.94 6.82 9.90 3.22 0.51 2.25 0.17 0.34 99.67 Analyses in table are on a volatile-free basis. Total water not directly determined. H2O not partitioned. Fe oxide partitions not specified or analysed. H2O+ uncorrected for iron oxidation HOLE SUMMARY BOOK Results are averages for multiple analyses of the specimen. Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron. HOLE SUMMARY BOOK 64 481 A 15 3 69.0 71.0 175.00 178.70 Saunders,A. 64 12 1G XRF MODERATELY ALTERED IGNEOUS APHYRIC BASALT 50.1 15.2 10.89 7.05 10.38 3.20 0.37 1.97 0.17 0.25 0.46 100.04 Analyses in table are on a volatile-free basis. Total water not directly determined. H2O not partitioned. Fe oxide partitions not specified or analysed. H2O+ uncorrected for iron oxidation HOLE SUMMARY BOOK Results are averages for multiple analyses of the specimen. Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron. HOLE SUMMARY BOOKGREENISH TINT INDICATES ALTERATION--PROBABLY CLAY.MIN 64 481 A 15 3 115.0 0.0 175.00 179.15 Saunders,A. 64 12 1L XRF MODERATELY ALTERED IGNEOUS PLAG-CPX PHYRIC GABBRO 50.0 15.6 10.96 6.25 9.81 3.14 0.59 2.14 0.18 0.45 99.11 Analyses in table are on a volatile-free basis. Total water not directly determined. H2O not partitioned. Fe oxide partitions not specified or analysed. H2O+ uncorrected for iron oxidation HOLE SUMMARY BOOK Results are averages for multiple analyses of the specimen. Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron. HOLE SUMMARY BOOK 64 481 A 15 4 18.0 20.0 175.00 179.69 PalVerma,S. 64 15 ISOTOPE DILUTION MODERATELY ALTERED IGNEOUS GABBRO .381 Essential oxides quoted to .01%. INITIAL REPORTS Partial analysis. INITIAL REPORTS 64 481 A 16 1 121.0 0.0 184.50 185.71 Saunders,A. 64 12 1M XRF MODERATELY ALTERED IGNEOUS PLAG PHYRIC BASALT 49.1 14.8 10.93 7.65 10.94 2.69 0.44 2.10 0.17 0.27 99.08 Analyses in table are on a volatile-free basis. Total water not directly determined. H2O not partitioned. Fe oxide partitions not specified or analysed. H2O+ uncorrected for iron oxidation HOLE SUMMARY BOOK Results are averages for multiple analyses of the specimen. Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron. HOLE SUMMARY BOOK 64 481 A 16 2 111.0 113.0 184.50 187.12 Saunders,A. 64 12 2C XRF FRESH IGNEOUS PLAG PHYRIC DOLERITE 49.8 15.3 10.00 7.65 10.73 2.87 0.14 1.95 0.15 0.32 0.95 99.86 Analyses in table are on a volatile-free basis. Total water not directly determined. H2O not partitioned. Fe oxide partitions not specified or analysed. H2O+ uncorrected for iron oxidation HOLE SUMMARY BOOK Results are averages for multiple analyses of the specimen. Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron. HOLE SUMMARY BOOK 64 481 A 16 3 15.0 17.0 184.50 187.66 Saunders,A. 64 12 2 XRF MODERATELY ALTERED IGNEOUS APHYRIC BASALT 49.7 14.9 11.08 7.30 10.01 2.66 0.83 2.00 0.15 0.32 98.99 Analyses in table are on a volatile-free basis. Total water not directly determined. H2O not partitioned. Fe oxide partitions not specified or analysed. H2O+ uncorrected for iron oxidation HOLE SUMMARY BOOK Results are averages for multiple analyses of the specimen. Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron. HOLE SUMMARY BOOK 64 481 A 16 3 31.0 0.0 184.50 187.81 Saunders,A. 64 12 3A XRF MODERATELY ALTERED IGNEOUS PLAG MODERATELY PHYRIC BASALT 50.0 14.7 11.05 7.25 10.20 2.87 0.48 2.24 0.15 0.32 0.70 99.96 Analyses in table are on a volatile-free basis. Total water not directly determined. H2O not partitioned. Fe oxide partitions not specified or analysed. H2O+ uncorrected for iron oxidation HOLE SUMMARY BOOK Results are averages for multiple analyses of the specimen. Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron. HOLE SUMMARY BOOK35% CLAY AND ZEOLITE ALTERATION 64 481 A 17 1 36.0 0.0 194.00 194.36 Saunders,A. 64 12 2D XRF MODERATELY ALTERED IGNEOUS APHYRIC DOLERITE 49.9 15.0 10.95 7.50 10.28 2.96 0.38 2.10 0.15 0.36 99.48 Analyses in table are on a volatile-free basis. Total water not directly determined. H2O not partitioned. Fe oxide partitions not specified or analysed. H2O+ uncorrected for iron oxidation HOLE SUMMARY BOOK Results are averages for multiple analyses of the specimen. Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron. HOLE SUMMARY BOOK 64 481 A 17 1 100.0 0.0 194.00 195.00 Saunders,A. 64 12 2M XRF MODERATELY ALTERED IGNEOUS APHYRIC BASALT 49.3 15.1 10.95 7.35 11.05 2.68 0.50 2.09 0.15 0.24 99.46 Analyses in table are on a volatile-free basis. Total water not directly determined. H2O not partitioned. Fe oxide partitions not specified or analysed. H2O+ uncorrected for iron oxidation HOLE SUMMARY BOOK Results are averages for multiple analyses of the specimen. Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron. HOLE SUMMARY BOOK 64 481 A 17 1 112.0 114.0 194.00 195.13 Saunders,A. 64 12 2N XRF MODERATELY ALTERED IGNEOUS APHYRIC BASALT 49.8 14.9 10.55 7.50 10.67 2.70 0.40 2.07 0.14 0.30 99.12 Analyses in table are on a volatile-free basis. Total water not directly determined. H2O not partitioned. Fe oxide partitions not specified or analysed. H2O+ uncorrected for iron oxidation HOLE SUMMARY BOOK Results are averages for multiple analyses of the specimen. Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron. HOLE SUMMARY BOOK 64 481 A 17 2 6.0 8.0 194.00 195.57 Saunders,A. 64 12 1A XRF MODERATELY ALTERED IGNEOUS APHYRIC DOLERITE 49.4 15.2 10.39 8.05 10.56 2.68 0.16 1.98 0.15 0.29 1.00 99.35 Analyses in table are on a volatile-free basis. Total water not directly determined. H2O not partitioned. Fe oxide partitions not specified or analysed. H2O+ uncorrected for iron oxidation HOLE SUMMARY BOOK Results are averages for multiple analyses of the specimen. Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron. HOLE SUMMARY BOOK 64 481 A 33 1 91.0 95.0 346.00 346.93 Saunders,A. 64 12 5 XRF MODERATELY ALTERED IGNEOUS PLAG PHYRIC BASALT 50.0 14.7 11.57 5.86 10.96 3.11 0.33 2.41 0.18 0.27 0.82 100.21 Analyses in table are on a volatile-free basis. Total water not directly determined. H2O not partitioned. Fe oxide partitions not specified or analysed. H2O+ uncorrected for iron oxidation HOLE SUMMARY BOOK Results are averages for multiple analyses of the specimen. Magnesium number is atomic ration Mg/(Mg+Fe), where Fe is total iron. HOLE SUMMARY BOOK