Fig. 6From: Gothic green glazed tile from Malbork Castle: multi-analytical studyRaman spectra collected from different red areas show the presence of hematite (red line) (bands at: ~228, 297, 414, 617, 685, 1340 cm−1) and gypsum (yellow, green and blue lines) (bands at: 414, 493, 617, 669, 1006, 1132 cm−1) in the ceramic body. Author: J. PokornýBack to article page