Fig. 8: Biplots of plaster recipes based on WD-XRF-measured major compositional data.
A CaO+MgO vs. Al2O3+FeO (wt%); and B SiO2+Al2O3+FeO vs. TiO2 (wt%).
Fig. 8: Biplots of plaster recipes based on WD-XRF-measured major compositional data. | npj Heritage Science
