Average concentrations of elements in Stephens County, Texas

    Counties page > Mn in Conterminous US > Mn in south-central US > Averages in Stephens County (Calculated from cells in the geochemical grid plotting in this area.)
Element Symbol Mean Std. dev. Minimum Maximum
AluminumAl (wt%)4.5600.5322.9855.595
ArsenicAs (ppm)6.0030.7623.1768.130
CalciumCa (wt%)1.2060.3310.6042.262
CopperCu (ppm)21.4155.5536.92133.567
IronFe (wt%)2.2520.2301.5382.768
MercuryHg (ppm)0.0230.0070.0100.048
MagnesiumMg (wt%)0.4070.0600.2740.551
ManganeseMn (ppm)489.78476.505243.173824.687
SodiumNa (wt%)0.3190.0570.2190.582
PhosphorusP (wt%)0.0380.0090.0200.067
LeadPb (ppm)20.2883.10012.85528.308
SeleniumSe (ppm)0.2770.1030.1000.619
TitaniumTi (wt%)0.2540.0210.1570.296
ZincZn (ppm)73.42412.82737.02697.226

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