Average concentrations of elements in Mississippi County, Arkansas

    Counties page > Fe in Conterminous US > Fe in southeastern US > Averages in Mississippi County (Calculated from cells in the geochemical grid plotting in this area.)
Element Symbol Mean Std. dev. Minimum Maximum
AluminumAl (wt%)5.8440.7274.2808.855
ArsenicAs (ppm)10.0342.1674.74917.241
CalciumCa (wt%)0.7600.1350.4291.245
CopperCu (ppm)22.2496.34110.53151.720
IronFe (wt%)2.2880.4131.4023.876
MercuryHg (ppm)0.0420.0110.0170.086
MagnesiumMg (wt%)0.5610.1120.2720.913
ManganeseMn (ppm)531.52776.352320.315790.204
SodiumNa (wt%)0.9300.1160.6231.210
PhosphorusP (wt%)0.0800.0220.0420.183
LeadPb (ppm)22.7388.78715.23675.277
SeleniumSe (ppm)0.5820.1590.2261.139
TitaniumTi (wt%)0.2920.0320.2040.387
ZincZn (ppm)77.46214.06542.753134.524

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