sample/lab# loc. Unit Strat.Ht. (m) ref./collector field# Rock type Notes SiO2 TiO2 Al2O3 Fe2O3 FeO Fe2O3(t) FeO(t) MnO MgO CaO Na2O K2O P2O5 Sum H2O+ H2O- CO2 S Cl F Cr2O3 NiO B Sc V Cr Co Ni Cu Zn Ga Rb Sr Y Zr Nb Mo Sn Cs Ba La Ce Pr Nd Sm Eu Gd Tb Dy Ho Er Tm Yb Lu Hf Ta Re (ppb) Os (ppb) Pb Th U Ra (10-12 g/g) 87/86Sr 143/144Nd 206/204Pb 207/204Pb 208/204Pb 238U/204Pb 232Th/238U 230Th/232Th 226Ra/230Th 230Th/238U 187Os/186Os 3/4He 176/177Hf Carbon abundance Delta carbon 13 Delta 18 Oxygen Carbon 14 age Age MA-32 Mahukona Seamount 50 47.12 2.76 15.25 11.87 0.19 6.71 11.6 2.78 0.48 0.34 99.81 0.547 <.005 0.051 0.105 0.007 0.703678 20.2 MA-1 Mahukona Seamount 50 47.3 2.8 15.04 11.97 0.18 6.5 11.5 2.65 0.44 0.34 99.465 0.607 <.005 0.064 0.07 0.004 12.8 MA-21 Mahukona Seamount 50 47.72 2.83 15.3 11.86 0.19 6.25 11.59 2.81 0.48 0.34 100.172 0.692 <.005 0.038 0.068 0.004 11.6 MA-12 Mahukona Seamount 50 Fused whole rock glass 47.84 2.56 14.7 10.26 0.16 10.06 10.79 2.52 0.45 0.33 99.67 0.703732 20.8 MA-3 Mahukona Seamount 50 Fused whole rock glass 47.64 2.41 14.1 12.12 0.19 8.4 10.87 2.45 0.65 0.34 99.17 0.703676 21 16-(1-6) Mahukona Seamount -2660 21 glass 51.9 2.57 14.1 11.33526 10.2 0.16 6.43 10.7 2.63 0.39 0.29 99.82 0.45 61 0.096 140 "17-1-6A,8A,9" Mahukona Seamount -2067 21 glass 52.4 2.65 13.8 11.33526 10.2 0.16 6.78 9.76 2.81 0.51 0.36 99.88 0.45 25 0.051 150 "18-(1-4,6,7)" Mahukona Seamount -1425 21 glass 47.5 2.8 14.8 13.11334 11.8 0.18 6.25 11.7 2.9 0.47 0.28 99.45 0.77 5 0.066 255 29- Mahukona Seamount -128 21 glass 51.4 2.28 14.1 11.44639 10.3 0.16 6.8 11.2 2.5 0.32 0.24 99.78 0.48 128 0.101 170 30-1 Mahukona Seamount -3015 21 glass 51.3 2.67 13.8 11.55752 10.4 0.15 6.61 10.6 2.56 0.38 0.28 98.75 0.083 100 "P5-72-2,3,4" Mahukona Seamount -1620 21 glass 50.5 1.78 14 12.2243 11 0.16 7.08 11.9 2.37 0.44 0.22 99.65 0.2 72 0.045 110 "P5-72-5,6" Mahukona Seamount -1550 21 glass 51.9 2.5 14.2 11.33526 10.2 0.15 6.77 10.3 2.72 0.43 0.3 100.02 0.55 15 0.057 160 "P5-72-7a,b,c" Mahukona Seamount -1475 21 glass 52.7 2.7 14.1 11.33526 10.2 0.15 5.97 9.83 2.76 0.52 0.35 99.85 0.57 10 0.047 170 "P5-72-8a,b" Mahukona Seamount -1445 21 glass 52.4 2.69 13.7 11.33526 10.2 0.15 6.14 9.99 2.89 0.5 0.34 99 0.046 g17g-(1-3) Mahukona Seamount -2067 21 glass 52.6 2.57 13.7 11.44639 10.3 0.15 6.77 9.71 2.72 0.52 0.29 99.33 0.051 g18g-(4) Mahukona Seamount -1425 21 glass 50.8 1.79 14.3 12.44656 11.2 0.17 6.97 11.99 2.35 0.45 0.18 100.2 0.048 "g29g-(2,3,5)" Mahukona Seamount -3570 21 glass 49.6 2.59 13.6 12.33543 11.1 0.17 7.66 11.6 2.56 0.4 0.3 99.58 0.062 g29g-1 Mahukona Seamount -3570 21 glass 51.8 2.38 13.5 11.724215 10.55 0.18 6.64 10.77 2.41 0.42 0.27 98.92 0.116 "g30g-(1,2,3)" Mahukona Seamount -3015 21 glass 47.3 2.74 14.7 13.11334 11.8 0.17 6.31 12 2.82 0.46 0.26 98.56 0.053 "19-(3-7,9,15" Mahukona Seamount -1300 21 glass 51.8 2.34 14.3 10.768497 9.69 0.16 6.96 11.2 2.47 0.37 0.25 99.83 0.29 10 0.033 140 20-1 Mahukona Seamount -1360 21 glass 51.6 2.94 13.6 13.11334 11.8 0.17 6.15 10.1 2.52 0.46 0.33 99.67 0.02 25-4 Mahukona Seamount -1360 21 glass 52.4 3.06 13 14.00238 12.6 0.19 5.73 10.2 2.62 0.44 0.33 100.57 0.011 "25-7A,7B" Mahukona Seamount -1360 21 glass 50.9 2.76 13.5 13.11334 11.8 0.18 6.05 10.6 2.54 0.39 0.28 99 0.014 P5-65-1 Mahukona Seamount -1345 21 glass 53 2.68 13.3 11.22413 10.1 0.14 6.26 9.65 2.83 0.54 0.3 99.33 0.53 20 0.028 180 "P5-65-2a,2b,3" Mahukona Seamount -1325 21 glass 51.1 2.65 14.3 11.66865 10.5 0.16 6.51 10.56 2.57 0.41 0.35 99.11 0.033 "P5-65-5 (a,b)" Mahukona Seamount -1360 21 glass 53.1 2.91 14 11.33526 10.2 0.15 5.46 9.56 2.79 0.6 0.39 99.16 0.029 "P5-65-7,8B" Mahukona Seamount -1280 21 glass 51.9 2.91 13.4 13.00221 11.7 0.18 6.09 10.35 2.57 0.44 0.3 99.84 0.015 P5-75-4 Mahukona Seamount -1375 21 glass 52 2.65 13.7 13.00221 11.7 0.17 6.17 10.4 2.5 0.44 0.33 100.06 0.012 "P5-75-5,6,7" Mahukona Seamount -1295 21 glass 52.2 2.76 13.3 13.00221 11.7 0.17 6.16 10.01 2.55 0.47 0.33 99.65 0.017 "21-10,18" Mahukona Seamount -1141 21 glass 52.1 2.98 13.6 12.44656 11.2 0.17 6.17 10.2 2.54 0.48 0.33 99.77 0.036 "21-3,4" Mahukona Seamount -1141 21 glass 51.8 2.33 14.2 11.113 10 0.17 6.82 11.3 2.6 0.37 0.26 99.85 0.047 21-6 Mahukona Seamount -1141 21 glass 48.6 2.76 14.4 12.2243 11 7.27 11.47 2.78 0.434 0.257 98.971 0.031 P5-73-3 Mahukona Seamount -1230 21 glass 52 2.84 13.3 13.11334 11.8 0.17 6.04 10.2 2.62 0.48 0.34 99.79 0.01 P5-73-4 Mahukona Seamount -1240 21 glass 52.9 2.67 13.9 12.2243 11 0.17 5.8 10 2.5 0.44 0.28 99.66 0.057 P5-73-5 Mahukona Seamount -1220 21 glass 52.6 2.55 13.5 12.00204 10.8 0.17 6.35 10.5 2.49 0.39 0.23 99.58 0.043 21 D16-1 Mahukona Seamount -2660 21 whole rock 46.4 1.39 7.76 12.9 11.6080267 0.17 24.4 6.26 1.43 0.2 0.15 99.7680267 D17-9 Mahukona Seamount -2067 21 whole rock 50.5 2.29 11.7 1.41 9.8 12.3 11.0681185 0.16 12.2 8.47 2.29 0.43 0.29 99.6681185 0.27 0.02 0.01 D18-5 Mahukona Seamount -1425 21 whole rock 46.2 2.26 12.8 13.8 12.417889 0.19 12.3 10.4 2.21 0.39 0.26 99.427889 D18-6 Mahukona Seamount -1425 21 whole rock 47.1 2.41 13.7 2.54 9.86 13.5 12.1479349 0.18 10.2 10.7 2.37 0.43 0.25 99.8979349 0.41 0.17 0.01 D19-9 Mahukona Seamount -1300 21 whole rock 44 1.41 8.46 1.97 10.2 13.3 11.9679655 0.17 24.3 6.87 1.3 0.09 0.18 99.2779655 0.53 0.16 0.01 P65-1 Mahukona Seamount -1345 21 whole rock 50.8 2.58 12.5 2.32 9.07 12.4 11.1581032 0.21 9.44 9.18 2.43 0.5 0.33 99.7681032 0.64 0.02 0.01 P65-5 Mahukona Seamount -1360 21 whole rock 50.9 2.4 12.4 1.49 9.64 12.2 10.9781338 0.18 10.5 9.16 2.35 0.45 0.31 100.058134 0.43 0.08 0.01 P65-6 Mahukona Seamount 21 whole rock 50.3 2.32 12.7 1.84 9.59 12.5 11.2480879 0.17 10.1 10.2 2.12 0.35 0.25 100.128088 0.37 0.07 0.01 P65-7 Mahukona Seamount -1280 21 whole rock 49.8 2.24 11.9 1.84 9.86 12.8 11.518042 0.17 12.2 9.6 2.01 0.33 0.24 100.368042 0.36 0.05 0.01 P65-8B Mahukona Seamount 21 whole rock 49.6 2.19 12 1.78 9.93 12.7 11.4280573 0.17 12.1 9.69 1.96 0.32 0.22 100.048057 0.37 0.07 0.01 P72-3 Mahukona Seamount -1620 21 whole rock 49.5 1.42 14 1.91 8.27 11.1 9.98830203 0.16 9.89 12.7 1.93 0.34 0.16 100.388302 0.3 0.1 0.03 P72-5 Mahukona Seamount -1550 21 whole rock 49 2.02 10.9 1.68 10.01 12.8 11.518042 0.17 15.1 8.37 2.07 0.33 0.24 100.058042 0.34 0.01 0.01 P72-7 Mahukona Seamount -1475 21 whole rock 50.3 2.39 11.9 2.11 9.8 13 11.6980114 0.17 11.6 8.83 2.31 0.44 0.3 100.318011 0.38 0.05 0.02 P72-8 Mahukona Seamount -1445 21 whole rock 50.3 2.42 12.3 2.14 9.5 12.7 11.4280573 0.17 10.6 8.97 2.31 0.45 0.31 99.6980573 0.44 0.03 0.02 P73-3 Mahukona Seamount -1230 21 whole rock 50.1 2.34 13.2 2.54 8.87 12.4 11.1581032 0.16 8.99 10.4 2.22 0.38 0.25 99.6281032 0.43 0.13 0.03 P73-4 Mahukona Seamount -1240 21 whole rock 46.6 1.31 8.2 1.99 9.64 12.7 11.4280573 0.16 23.3 6.68 1.42 0.18 0.14 99.7980573 0.38 0.42 0.08 P73-5 Mahukona Seamount -1220 21 whole rock 47.2 1.52 9.54 1.42 9.88 12.4 11.1581032 0.16 19.2 7.66 1.58 0.22 0.16 98.6981032 0.3 0.46 0.06 P75-1 Mahukona Seamount 21 whole rock 50.7 2.75 13 1.52 10.15 12.8 11.518042 0.17 8.55 9.68 2.45 0.46 0.33 100.038042 0.43 0.05 0.01 P75-4 Mahukona Seamount -1375 21 whole rock 49.9 2.19 12.4 2.27 9.12 12.4 11.1581032 0.17 10.9 10.1 2.09 0.33 0.25 99.9481032 0.46 0.08 0.01