Average concentrations of elements in Lucas County, Iowa

    Counties page > Fe in Conterminous US > Fe in central US > Averages in Lucas County (Calculated from cells in the geochemical grid plotting in this area.)
Element Symbol Mean Std. dev. Minimum Maximum
AluminumAl (wt%)6.0080.3904.3416.913
ArsenicAs (ppm)10.7911.6912.88514.367
CalciumCa (wt%)0.5230.0910.3880.878
CopperCu (ppm)19.8191.93911.10524.650
IronFe (wt%)2.5720.2791.5103.388
MercuryHg (ppm)0.0340.0040.0220.041
MagnesiumMg (wt%)0.5460.0710.3230.750
ManganeseMn (ppm)569.04673.193480.642922.476
SodiumNa (wt%)0.6940.0560.4950.867
PhosphorusP (wt%)0.0480.0090.0290.081
LeadPb (ppm)22.9403.10016.63034.079
SeleniumSe (ppm)0.5510.0700.4020.684
TitaniumTi (wt%)0.3210.0100.2840.345
ZincZn (ppm)73.21613.90844.318127.048

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