Research Article
Pollution Characteristics of Sb, As, Hg, Pb, Cd, and Zn in Soils from Different Zones of Xikuangshan Antimony Mine
Table 1
Comparison of PTEs contents in soil sample of different polluted zones.
| Polluted zone | Number of samples | pH | Content of PTEs (mg·kg−1) | RIj | Sb | As | Hg | Pb | Cd | Zn |
| S1 | 15 | 6.47∼7.34 | 143.74∼645.33 | 16.03∼63.85 | 0.87∼3.79 | 24.86∼257.88 | 2.68∼24.36 | 564.28∼2345.09 | 7024.28 | S2 | 15 | 4.78∼7.26 | 1679.54∼3947.68 | 99.85∼255.51 | 1.15∼3.11 | 112.97∼983.28 | 4.81∼34.54 | 1326.31∼3297.79 | 15235.45 | S3 | 15 | 5.04∼7.08 | 995.67∼2103.65 | 56.22∼168.86 | 0.76∼3.57 | 36.47∼231.65 | 1.09∼9.47 | 179.60∼1209.48 | 9494.99 | S4 | 15 | 5.77∼7.98 | 199.66∼687.04 | 16.45∼56.22 | 0.45∼1.56 | 19.54∼229.95 | 2.11∼15.21 | 54.76∼452.31 | 4779.33 | M | | 6.44 | 1267.20 | 94.44 | 1.46 | 184.19 | 8.54 | 1054.11 | | S | | | 2.98 | 14 | 0.09 | 27 | 0.079 | 95 | | M/S | | | 425.23 | 6.75 | 16.22 | 6.14 | 108.10 | 11.10 | |
|
|
M: average value; S: soil background value in Hunan Province.
|