Average concentrations of elements in Crawford County, Michigan

    Counties page > Mg in Conterminous US > Mg in upper-midwestern US > Averages in Crawford County (Calculated from cells in the geochemical grid plotting in this area.)
Element Symbol Mean Std. dev. Minimum Maximum
AluminumAl (wt%)2.7300.1672.0703.089
ArsenicAs (ppm)2.9371.1920.9035.224
CalciumCa (wt%)0.9810.5020.5803.688
CopperCu (ppm)5.2391.0183.1207.906
IronFe (wt%)1.4630.4880.7022.523
MercuryHg (ppm)0.0160.0070.0100.050
MagnesiumMg (wt%)0.2300.0270.1570.302
ManganeseMn (ppm)356.573191.406177.4921083.610
SodiumNa (wt%)0.6930.0680.5300.803
PhosphorusP (wt%)0.0140.0020.0100.020
LeadPb (ppm)10.5750.7958.20912.883
SeleniumSe (ppm)0.2390.0930.1020.489
TitaniumTi (wt%)0.2730.1290.1310.744
ZincZn (ppm)23.6528.93011.79960.831

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