From: Multivariate statistics and contamination factor to identify trace elements pollution in soil around Gerga City, Egypt
Variable
Component
PC1
PC2
Co
0.974
− 0.028
Ni
0.949
− 0.018
Pb
0.951
0.111
Mn
− 0.339
0.811
P
0.619
0.103
CaCO3
0.383
0.732
pH
0.117
0.829
Variance %
48.746
27.169
Cumulative %
75.942