Mean

Min

Max

Description

Cu

1.59

0.80

3.87

minimal to moderately enriched

Pb

3.07

1.82

6.30

minimal to significantly enriched

Zn

3.31

2.05

6.43

moderate to significant

Ni

1.03

0.72

1.52

minimal enrichment

Co

5.39

2.81

10.75

moderate to significant

Mn

3.36

1.04

14.46

minimal to significantly enriched

Cr

1.75

1.40

2.38

minimal to moderately enriched