Average concentrations of elements in Audubon County, Iowa

    Counties page > Fe in Conterminous US > Fe in central US > Averages in Audubon County (Calculated from cells in the geochemical grid plotting in this area.)
Element Symbol Mean Std. dev. Minimum Maximum
AluminumAl (wt%)6.1800.3795.2977.848
ArsenicAs (ppm)12.7652.3606.73117.354
CalciumCa (wt%)0.6620.1550.4251.267
CopperCu (ppm)19.8541.92713.40923.749
IronFe (wt%)3.2010.3592.5854.231
MercuryHg (ppm)0.0380.0120.0200.096
MagnesiumMg (wt%)0.6070.1160.4991.132
ManganeseMn (ppm)756.403117.913429.915900.022
SodiumNa (wt%)0.8290.2930.5362.167
PhosphorusP (wt%)0.0680.0080.0460.086
LeadPb (ppm)16.7930.93913.33619.154
SeleniumSe (ppm)0.5540.0810.3210.699
TitaniumTi (wt%)0.3240.0400.2620.521
ZincZn (ppm)73.8455.25168.21797.348

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