Average concentrations of elements in Howard County, Texas

    Counties page > Al in Conterminous US > Al in south-central US > Averages in Howard County (Calculated from cells in the geochemical grid plotting in this area.)
Element Symbol Mean Std. dev. Minimum Maximum
AluminumAl (wt%)5.4370.9313.9459.058
ArsenicAs (ppm)5.9051.1433.7139.400
CalciumCa (wt%)4.2581.2161.4695.580
CopperCu (ppm)19.7794.81210.03635.755
IronFe (wt%)2.5590.7541.3335.419
MercuryHg (ppm)0.0100.0000.0100.010
MagnesiumMg (wt%)0.6230.0800.4530.849
ManganeseMn (ppm)392.23414.901358.448437.000
SodiumNa (wt%)0.4280.1650.1710.856
PhosphorusP (wt%)0.0400.0060.0200.055
LeadPb (ppm)16.1172.18212.01124.190
SeleniumSe (ppm)0.1470.0690.1000.400
TitaniumTi (wt%)0.2620.0370.1980.383
ZincZn (ppm)55.53911.20634.88085.475

Download point data as CSV