"Table 24. Statistics for Fe-Mn crust data from Flint Seamount, from Table 12. [Std. Dev., Standard deviation; wt%, weight percent; ppb, parts per billion; ppm, parts per million]" Count Mean Std. Dev. Median Minimum Maximum Fe wt% 4 19.4 1.71 20.0 16.9 20.7 Mn 4 19.8 4.43 18.6 15.8 26.1 Fe/Mn 4 1.0 .3 1.1 .6 1.3 Si 4 7.13 3.30 7.59 2.70 10.6 Na 4 1.72 .26 1.81 1.35 1.91 Al 4 1.50 .78 1.60 .52 2.28 K 4 .67 .14 .68 .54 .79 Mg 4 1.10 .07 1.09 1.05 1.19 Ca 4 2.16 .16 2.10 2.00 2.40 Ti 4 .87 .14 .84 .76 1.04 P 4 .41 .06 .41 .35 .48 H2O+ 4 10.3 4.42 8.41 7.45 16.8 H2O- 4 19.7 3.48 20.7 14.9 22.4 CO2 4 .48 .05 .49 .40 .52 As ppm 4 263 58 252 206 341 Ba 4 "1,655" 187 "1,703" "1,410" "1,804" Cd 4 3.1 1.3 2.6 2.2 4.9 Ce 4 "1,644" 308 "1,608" "1,361" "1,998" Co 4 "5,894" "3,174" "4,889" "3,342" "10,458" Cr 4 14 4.2 15 8.3 17 Cu 4 553 165 582 329 719 Mo 4 425 161 398 271 635 Ni 4 "3,215" 904 "3,022" "2,351" "4,465" Pb 4 "1,578" 379 "1,479" "1,238" "2,115" Sr 4 "1,386" 190 "1,337" "1,225" "1,645" V 4 539 108 530 425 670 Y 4 210 17 214 188 225 Zn 4 568 64 569 494 642