Average concentrations of elements in Columbia County, Oregon

    Counties page > Mg in Conterminous US > Mg in northwestern US > Averages in Columbia County (Calculated from cells in the geochemical grid plotting in this area.)
Element Symbol Mean Std. dev. Minimum Maximum
AluminumAl (wt%)7.0120.2816.3368.164
ArsenicAs (ppm)4.3181.0632.7446.871
CalciumCa (wt%)1.2980.1391.0031.999
CopperCu (ppm)14.9623.6877.86626.339
IronFe (wt%)4.3580.7972.9628.270
MercuryHg (ppm)0.0270.0100.0100.075
MagnesiumMg (wt%)0.7080.0910.5741.063
ManganeseMn (ppm)767.548169.940498.5781494.790
SodiumNa (wt%)1.3660.1021.0261.644
PhosphorusP (wt%)0.0650.0180.0390.155
LeadPb (ppm)13.2511.28710.02416.914
SeleniumSe (ppm)0.1750.0510.1000.344
TitaniumTi (wt%)0.7220.1380.5111.275
ZincZn (ppm)83.24610.01363.064117.308

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