元素

矿区影响区域土壤重金属含量

福建土壤背景值(mg/kg)[11] [14]

中国土壤平均值(mg/kg)

范围(mg/kg)

均值

标准偏差

变异系数

Cr

5.733~193.627

80.440

41.988

74.32%

20.5

65

As

0.985~31.95

7.894

5.793

73.40%

2.5

10

Cu

3.511~307.500

34.381

45.008

130.91%

10.4

24

Zn

92.740~3069.712

369.588

505.259

136.71%

82.7

68

Cd

0.609~91.085

12.786

14.136

110.56%

0.05

0.09

Pb

17.594~5100.592

368.531

873.627

237.06%

34.9

23

Hg

0.0107~1.236

0.124

0.128

102.61%

0.03

0.04