Average concentrations of elements in Freestone County, Texas

    Counties page > Al in Conterminous US > Al in south-central US > Averages in Freestone County (Calculated from cells in the geochemical grid plotting in this area.)
Element Symbol Mean Std. dev. Minimum Maximum
AluminumAl (wt%)1.8750.7630.5403.610
ArsenicAs (ppm)3.3041.0681.7265.980
CalciumCa (wt%)0.1840.1600.0220.630
CopperCu (ppm)5.3971.7453.02110.594
IronFe (wt%)0.9560.3920.4071.923
MercuryHg (ppm)0.0160.0070.0100.057
MagnesiumMg (wt%)0.1150.0810.0260.343
ManganeseMn (ppm)248.061161.26367.505896.158
SodiumNa (wt%)0.1680.0930.0270.348
PhosphorusP (wt%)0.0160.0080.0050.052
LeadPb (ppm)15.3064.6767.16830.760
SeleniumSe (ppm)0.1640.0490.1000.294
TitaniumTi (wt%)0.3160.0930.1800.663
ZincZn (ppm)20.7078.0918.46941.126

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