Average concentrations of elements in Calhoun County, Iowa

    Counties page > Fe in Conterminous US > Fe in central US > Averages in Calhoun County (Calculated from cells in the geochemical grid plotting in this area.)
Element Symbol Mean Std. dev. Minimum Maximum
AluminumAl (wt%)5.5830.1944.9186.376
ArsenicAs (ppm)7.5291.2863.06411.917
CalciumCa (wt%)1.9420.8750.9494.998
CopperCu (ppm)20.7301.64217.22227.748
IronFe (wt%)2.5890.1452.1592.986
MercuryHg (ppm)0.0360.0050.0210.050
MagnesiumMg (wt%)0.8190.2310.5431.845
ManganeseMn (ppm)705.543137.467333.7531208.430
SodiumNa (wt%)0.8190.0270.7660.950
PhosphorusP (wt%)0.0780.0130.0510.123
LeadPb (ppm)19.4903.30014.42830.258
SeleniumSe (ppm)0.5700.0950.1060.793
TitaniumTi (wt%)0.2640.0120.2320.305
ZincZn (ppm)76.7428.94759.709103.666

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