Average concentrations of elements in Pope County, Arkansas

    Counties page > Na in Conterminous US > Na in south-central US > Averages in Pope County (Calculated from cells in the geochemical grid plotting in this area.)
Element Symbol Mean Std. dev. Minimum Maximum
AluminumAl (wt%)3.3510.5841.6165.581
ArsenicAs (ppm)9.2942.8354.78217.137
CalciumCa (wt%)0.2220.1240.0680.958
CopperCu (ppm)10.2532.1815.22518.832
IronFe (wt%)2.3240.3111.5893.140
MercuryHg (ppm)0.1990.4090.0112.884
MagnesiumMg (wt%)0.2430.0640.1110.504
ManganeseMn (ppm)789.554174.982400.2081223.390
SodiumNa (wt%)0.1900.0890.0580.668
PhosphorusP (wt%)0.0410.0080.0240.067
LeadPb (ppm)15.3493.3197.36130.271
SeleniumSe (ppm)0.2870.0970.1040.721
TitaniumTi (wt%)0.2320.0380.1240.343
ZincZn (ppm)61.6419.43540.92088.996

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