Average concentrations of elements in Presidio County, Texas

    Counties page > Al in Conterminous US > Al in south-central US > Averages in Presidio County (Calculated from cells in the geochemical grid plotting in this area.)
Element Symbol Mean Std. dev. Minimum Maximum
AluminumAl (wt%)6.4660.6492.5707.623
ArsenicAs (ppm)6.6142.4733.67737.993
CalciumCa (wt%)4.5482.7480.74522.375
CopperCu (ppm)11.9445.2011.01935.743
IronFe (wt%)3.8501.1821.43110.272
MercuryHg (ppm)0.0260.0270.0100.383
MagnesiumMg (wt%)0.6550.1420.3011.307
ManganeseMn (ppm)846.702226.818333.8402197.110
SodiumNa (wt%)1.4860.2770.4002.393
PhosphorusP (wt%)0.0920.0370.0070.263
LeadPb (ppm)27.9688.53913.56385.980
SeleniumSe (ppm)0.2440.1760.1001.505
TitaniumTi (wt%)0.6750.2320.2071.811
ZincZn (ppm)108.94227.30244.853307.690

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