Uranium in the Surrounding of San Marcos-Sacramento River Environment (Chihuahua, Mexico)

Table 4

Concentrations of some elements (mg_ion/kg or ppm) detected in suspended matter extracted from water at San Marcos River.

Element	Minimum value	Maximum value	Average
Ca	1127	6710	2822
Fe	85	418	223
Mg	124	831	333
Mn	2	10.4	3.8
Pb	7.3	26	14.5
Zn	18.7	297.3	139.5
S	432.4	2559	1142.3
K	102.6	799	398.2
Na	444	2619	1485