Pollution Characteristics of Sb, As, Hg, Pb, Cd, and Zn in Soils from Different Zones of Xikuangshan Antimony Mine

Figure 3

Content of Sb, As, Hg, Pb, Cd, and Zn in different polluted zones (n = 60): (a) S1; (b) S2; (c) S3; (d) S4; F1: exchanged fraction; F2: carbonate fraction; F3: reducible fraction; F4: organic and sulfide fraction; F5: residual fraction.

(a)

(b)

(c)

(d)