Average concentrations of elements in Armstrong County, Texas

    Counties page > Na in Conterminous US > Na in south-central US > Averages in Armstrong County (Calculated from cells in the geochemical grid plotting in this area.)
Element Symbol Mean Std. dev. Minimum Maximum
AluminumAl (wt%)3.5690.5432.5204.875
ArsenicAs (ppm)4.4170.6702.1766.652
CalciumCa (wt%)2.9750.8550.6106.466
CopperCu (ppm)9.7951.5956.15314.628
IronFe (wt%)1.6960.1691.3532.140
MercuryHg (ppm)0.0130.0030.0100.020
MagnesiumMg (wt%)1.0040.4470.3572.046
ManganeseMn (ppm)368.90088.173179.680660.441
SodiumNa (wt%)0.4760.0920.2680.742
PhosphorusP (wt%)0.0340.0060.0200.053
LeadPb (ppm)17.6752.33912.49826.312
SeleniumSe (ppm)0.1420.0250.1000.200
TitaniumTi (wt%)0.2420.0360.1470.344
ZincZn (ppm)31.3117.77320.00552.695

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