Average concentrations of elements in Grundy County, Iowa

    Counties page > Al in Conterminous US > Al in central US > Averages in Grundy County (Calculated from cells in the geochemical grid plotting in this area.)
Element Symbol Mean Std. dev. Minimum Maximum
AluminumAl (wt%)5.4290.1795.0045.832
ArsenicAs (ppm)8.4211.0146.05510.984
CalciumCa (wt%)1.1130.1620.8801.518
CopperCu (ppm)16.2041.48112.41020.276
IronFe (wt%)2.4360.1331.9672.708
MercuryHg (ppm)0.0650.0370.0250.209
MagnesiumMg (wt%)0.6160.0610.4400.756
ManganeseMn (ppm)746.11357.730546.510882.298
SodiumNa (wt%)0.7610.0370.7150.887
PhosphorusP (wt%)0.0700.0090.0530.099
LeadPb (ppm)17.9101.34615.09722.657
SeleniumSe (ppm)0.5830.0720.4310.791
TitaniumTi (wt%)0.2770.0050.2600.287
ZincZn (ppm)66.6014.98546.67575.930

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