Average concentrations of elements in Rock County, Nebraska

    Counties page > Zn in Conterminous US > Zn in central US > Averages in Rock County (Calculated from cells in the geochemical grid plotting in this area.)
Element Symbol Mean Std. dev. Minimum Maximum
AluminumAl (wt%)5.1840.3853.7225.635
ArsenicAs (ppm)2.9250.6911.4084.896
CalciumCa (wt%)1.3540.1311.0021.655
CopperCu (ppm)8.8091.4335.62011.196
IronFe (wt%)1.6450.6280.8804.431
MercuryHg (ppm)0.0130.0040.0100.025
MagnesiumMg (wt%)0.2550.0250.2060.371
ManganeseMn (ppm)403.149190.778193.7381303.770
SodiumNa (wt%)1.2570.1270.8461.443
PhosphorusP (wt%)0.0270.0050.0160.039
LeadPb (ppm)21.9463.32116.43636.995
SeleniumSe (ppm)0.3770.2090.1001.029
TitaniumTi (wt%)0.4570.2090.1971.349
ZincZn (ppm)33.6818.12822.54867.804

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