Average concentrations of elements in Randolph County, Arkansas

    Counties page > Al in Conterminous US > Al in south-central US > Averages in Randolph County (Calculated from cells in the geochemical grid plotting in this area.)
Element Symbol Mean Std. dev. Minimum Maximum
AluminumAl (wt%)3.2060.8301.1116.303
ArsenicAs (ppm)7.1052.2491.26113.195
CalciumCa (wt%)0.4010.1210.0930.660
CopperCu (ppm)9.1352.6493.58920.220
IronFe (wt%)1.7460.4610.5252.925
MercuryHg (ppm)0.0290.0120.0100.060
MagnesiumMg (wt%)0.2610.0990.0680.518
ManganeseMn (ppm)1083.610417.961115.5123145.910
SodiumNa (wt%)0.2720.2180.0680.860
PhosphorusP (wt%)0.0250.0100.0110.064
LeadPb (ppm)19.6034.6586.99536.291
SeleniumSe (ppm)0.2740.0870.1020.553
TitaniumTi (wt%)0.2160.0430.1110.372
ZincZn (ppm)42.38817.53314.623126.376

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