Fig. 11From: Organic colorants based on lac dye and brazilwood as markers for a chronology and geography of medieval scriptoria: a chemometrics approachClose-up for the brazilwood cluster of the dendrogram generated by HCA applied to excitation and emission spectra of all the historical samples of brazilwood based paints: group BW1 (green), BW 2 (blue) and BW 3 (red)Back to article page