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Mineral Resources On-Line Spatial Data

    Counties page > Se in Conterminous US > Se in southwestern US > Averages in Alameda County

Average concentrations of elements in Alameda County, California

(Calculated from cells in the geochemical grid plotting in this area.)
Element Symbol Mean Std. dev. Minimum Maximum
AluminumAl (wt%)6.5560.4745.1528.003
ArsenicAs (ppm)8.3962.2534.18417.411
CalciumCa (wt%)1.4130.2950.8792.245
CopperCu (ppm)40.64418.74313.986103.827
IronFe (wt%)3.0540.5741.9934.649
MercuryHg (ppm)0.2540.3030.0281.500
MagnesiumMg (wt%)1.2180.7300.4825.516
ManganeseMn (ppm)632.610204.361312.3131550.600
SodiumNa (wt%)1.7180.1871.3562.120
PhosphorusP (wt%)0.0660.0110.0360.099
LeadPb (ppm)157.843325.7728.3501616.060
SeleniumSe (ppm)0.3180.1110.1070.698
TitaniumTi (wt%)0.3280.0340.2560.415
ZincZn (ppm)122.94792.07840.946493.126

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