Average concentrations of elements in Saint Johns County, Florida

    Counties page > Mg in Conterminous US > Mg in southeastern US > Averages in Saint Johns County (Calculated from cells in the geochemical grid plotting in this area.)
Element Symbol Mean Std. dev. Minimum Maximum
AluminumAl (wt%)0.4930.1770.1791.137
ArsenicAs (ppm)1.7170.7290.3874.853
CalciumCa (wt%)0.3310.2620.0351.656
CopperCu (ppm)2.4531.5401.0159.120
IronFe (wt%)0.5750.4010.1233.581
MercuryHg (ppm)0.0200.0120.0100.097
MagnesiumMg (wt%)0.0260.0140.0040.082
ManganeseMn (ppm)202.940173.67236.1021501.220
SodiumNa (wt%)0.0540.0420.0070.244
PhosphorusP (wt%)0.0230.0120.0040.063
LeadPb (ppm)20.1347.6767.84850.115
SeleniumSe (ppm)0.2040.0960.1010.714
TitaniumTi (wt%)0.5230.1810.1471.233
ZincZn (ppm)14.3756.2644.61244.502

Download point data as CSV