Trace Metal Content of Sediments Close to Mine Sites in the Andean Region

<table>Ratios of trace metals with threshold effect level TEL in sediments from the mainstream (Y1, Y2, Y3) and tributaries (Y4 and Y5) of the Llapa subbasin, and from the mainstream (R1, R2, R3) and tributary (R4) of the Rejo subbasin.</table>

The Scientific World Journal

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Figure 2

Figure 2: Trace Metal Content of Sediments Close to Mine Sites in the Andean Region 