Average concentrations of elements in Knox County, Missouri

    Counties page > Zn in Conterminous US > Zn in central US > Averages in Knox County (Calculated from cells in the geochemical grid plotting in this area.)
Element Symbol Mean Std. dev. Minimum Maximum
AluminumAl (wt%)3.4870.4092.1584.216
ArsenicAs (ppm)7.0221.3234.11110.476
CalciumCa (wt%)0.4680.0470.3700.590
CopperCu (ppm)8.5651.2974.17510.886
IronFe (wt%)1.5460.2030.8312.088
MercuryHg (ppm)0.0130.0020.0100.020
MagnesiumMg (wt%)0.2080.0320.1010.260
ManganeseMn (ppm)640.608148.974302.2451107.930
SodiumNa (wt%)0.6570.0280.5640.733
PhosphorusP (wt%)0.0400.0080.0180.060
LeadPb (ppm)16.1752.23210.31523.474
SeleniumSe (ppm)0.3600.0910.1070.588
TitaniumTi (wt%)0.2540.0410.1150.319
ZincZn (ppm)35.1796.67215.64747.479

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