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Mineral Resources On-Line Spatial Data

    Counties page > Al in Conterminous US > Al in central US > Averages in Pocahontas County

Average concentrations of elements in Pocahontas County, Iowa

(Calculated from cells in the geochemical grid plotting in this area.)
Element Symbol Mean Std. dev. Minimum Maximum
AluminumAl (wt%)5.5390.1915.0766.204
ArsenicAs (ppm)8.5731.2894.65910.711
CalciumCa (wt%)1.5910.5230.9383.800
CopperCu (ppm)18.6321.00516.57920.979
IronFe (wt%)2.5400.1142.0982.895
MercuryHg (ppm)0.0410.0080.0300.060
MagnesiumMg (wt%)0.6700.0740.5641.068
ManganeseMn (ppm)596.64858.627440.909705.889
SodiumNa (wt%)0.8360.0310.7460.926
PhosphorusP (wt%)0.0710.0080.0580.101
LeadPb (ppm)25.97415.53113.00787.129
SeleniumSe (ppm)0.6490.0670.5020.798
TitaniumTi (wt%)0.2580.0100.2370.288
ZincZn (ppm)71.8864.18060.57682.228

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Page Last modified: 14:22 on 20-Dec-2016