Average concentrations of elements in Darke County, Ohio

    Counties page > Mg in Conterminous US > Mg in upper-midwestern US > Averages in Darke County (Calculated from cells in the geochemical grid plotting in this area.)
Element Symbol Mean Std. dev. Minimum Maximum
AluminumAl (wt%)6.2920.8244.1357.841
ArsenicAs (ppm)11.5592.5286.19916.755
CalciumCa (wt%)2.3371.7450.5568.792
CopperCu (ppm)22.4033.46115.73830.722
IronFe (wt%)3.1230.4262.1384.006
MercuryHg (ppm)0.0340.0060.0210.054
MagnesiumMg (wt%)1.3520.6380.5653.718
ManganeseMn (ppm)477.343100.826353.267900.819
SodiumNa (wt%)0.6790.0590.5250.814
PhosphorusP (wt%)0.0370.0080.0200.067
LeadPb (ppm)18.3992.53512.06323.826
SeleniumSe (ppm)0.3570.0520.1300.617
TitaniumTi (wt%)0.3470.0350.2380.409
ZincZn (ppm)82.0758.75057.026107.121

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