Fig. 2From: Precise in-situ detection of inorganic pigments in ancient architectural color paintings by HH-XRFColor-revealing elements analysis of each inorganic pigment. XRF spectra of (a) malachite, Paris green, azurite and ultramarine. b lead white, titanium white, chrome yellow and earth yellow. c realgar, hematite, minium and cinnabar. d Principal component analysis of elementsBack to article page