Average concentrations of elements in Gwinnett County, Georgia

    Counties page > Mg in Conterminous US > Mg in southeastern US > Averages in Gwinnett County (Calculated from cells in the geochemical grid plotting in this area.)
Element Symbol Mean Std. dev. Minimum Maximum
AluminumAl (wt%)3.5930.8781.8155.278
ArsenicAs (ppm)1.5590.5860.3494.139
CalciumCa (wt%)0.6480.2860.1641.296
CopperCu (ppm)8.2181.4494.22712.904
IronFe (wt%)2.2030.5100.6033.596
MercuryHg (ppm)0.0280.0120.0110.105
MagnesiumMg (wt%)0.3370.1390.0600.949
ManganeseMn (ppm)442.676133.364198.208755.117
SodiumNa (wt%)0.4130.1800.1390.912
PhosphorusP (wt%)0.0160.0050.0040.049
LeadPb (ppm)18.9797.3737.30144.189
SeleniumSe (ppm)0.1650.0320.1030.297
TitaniumTi (wt%)0.4270.0790.2220.656
ZincZn (ppm)31.1904.61018.79643.820

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