Research Article

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.
793236.fig.0010a
(a)
793236.fig.0010b
(b)
793236.fig.0010c
(c)