The influence of petrographic features on the strength of granitic stones is a wide studied
topic which finds different correlations depending on the research and the granite type. The
aim of this article was to provide an accurate statistical analysis in which the amount of
analysed data did not imply any doubt about the representativity of the samples and the
accuracy of the results. The focused principal component analysis was used because it
allows to explain a determinate property in relation to several variables. In addition, the …