|
Variable
|
PC1
|
PC2
|
PC3
|
PC4
|
|---|
|
Al
|
0.959
|
−0.188
|
0.011
|
−0.091
|
|
Cr
|
0.725
|
−0.272
|
−0.234
|
0.509
|
|
Mn
|
0.344
|
0.828
|
0.157
|
0.302
|
|
Fe
|
0.940
|
−0.216
|
0.055
|
−0.035
|
|
Co
|
0.964
|
0.006
|
0.024
|
0.084
|
|
Ni
|
0.846
|
−0.227
|
−0.139
|
0.396
|
|
Cu
|
0.169
|
−0.172
|
0.891
|
−0.061
|
|
Zn
|
0.559
|
0.577
|
0.231
|
−0.006
|
|
As
|
0.889
|
0.103
|
−0.018
|
−0.322
|
|
Se
|
0.381
|
0.415
|
−0.409
|
−0.495
|
|
Cd
|
−0.123
|
0.877
|
−0.026
|
0.237
|
|
Pb
|
0.716
|
0.065
|
0.053
|
−0.352
|
|
Eigen value
|
5.896
|
2.211
|
1.122
|
1.056
|
|
Variability (%)
|
49.136
|
18.422
|
9.346
|
8.799
|
|
Cumulative Variance (%)
|
49.136
|
67.558
|
76.904
|
85.704
|
- Values in bold show absolute values greater than 0.50.
