Average concentrations of elements in Delaware County, Iowa

    Counties page > Al in Conterminous US > Al in upper-midwestern US > Averages in Delaware County (Calculated from cells in the geochemical grid plotting in this area.)
Element Symbol Mean Std. dev. Minimum Maximum
AluminumAl (wt%)4.9160.3633.6225.796
ArsenicAs (ppm)7.4742.3271.94617.830
CalciumCa (wt%)1.0960.5780.4973.496
CopperCu (ppm)15.4002.4338.04024.604
IronFe (wt%)2.0300.2371.1962.568
MercuryHg (ppm)0.0360.0140.0100.107
MagnesiumMg (wt%)0.5900.2720.2071.690
ManganeseMn (ppm)685.968114.012387.6251128.580
SodiumNa (wt%)0.8130.0550.6600.946
PhosphorusP (wt%)0.1040.0450.0390.303
LeadPb (ppm)21.4735.90712.03951.670
SeleniumSe (ppm)0.4600.1300.1420.754
TitaniumTi (wt%)0.2800.0120.2500.315
ZincZn (ppm)69.27521.53227.212174.384

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