Average concentrations of elements in Brazoria County, Texas

    Counties page > Al in Conterminous US > Al in south-central US > Averages in Brazoria County (Calculated from cells in the geochemical grid plotting in this area.)
Element Symbol Mean Std. dev. Minimum Maximum
AluminumAl (wt%)4.5040.7662.5816.465
ArsenicAs (ppm)6.6232.7683.05215.389
CalciumCa (wt%)1.2740.3930.2402.692
CopperCu (ppm)15.2504.3476.20427.996
IronFe (wt%)2.2910.4010.9463.276
MercuryHg (ppm)0.0440.0380.0100.190
MagnesiumMg (wt%)0.5760.2010.1701.154
ManganeseMn (ppm)900.566761.020231.1663660.180
SodiumNa (wt%)0.4840.2370.2381.254
PhosphorusP (wt%)0.0410.0110.0150.071
LeadPb (ppm)36.89915.8306.99493.538
SeleniumSe (ppm)0.2810.1360.1000.700
TitaniumTi (wt%)0.2640.0200.2060.314
ZincZn (ppm)58.19114.94021.77894.945

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