Average concentrations of elements in Stone County, Arkansas

    Counties page > Al in Conterminous US > Al in south-central US > Averages in Stone County (Calculated from cells in the geochemical grid plotting in this area.)
Element Symbol Mean Std. dev. Minimum Maximum
AluminumAl (wt%)2.2720.7260.3304.533
ArsenicAs (ppm)6.6972.4251.97614.357
CalciumCa (wt%)0.2860.1510.0660.785
CopperCu (ppm)8.4852.7832.21216.783
IronFe (wt%)1.4370.4740.2402.612
MercuryHg (ppm)0.0260.0100.0100.050
MagnesiumMg (wt%)0.1540.0430.0840.358
ManganeseMn (ppm)661.691437.20891.7652301.630
SodiumNa (wt%)0.0830.0290.0130.183
PhosphorusP (wt%)0.0470.0290.0050.154
LeadPb (ppm)13.3655.0062.44924.918
SeleniumSe (ppm)0.5240.5700.1043.628
TitaniumTi (wt%)0.1810.0600.0200.294
ZincZn (ppm)42.82018.5678.533120.056

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