Multivariate Analysis, Mass Balance Techniques, and Statistical Tests as Tools in Igneous Petrology: Application to the Sierra de las Cruces Volcanic Range (Mexican Volcanic Belt)
Figure 10
Projection of the variables on the factor-plane F2-F1 generated by principal component analysis (PCA) for the Sierra de las Cruces sectors: (a) northern, (b) central, and (c) southern + transition.