Painting materials in San Salvatore crypt, Italy, confirmed to be from the Lombard Period

Key Points

• The aim is to fully characterize the pigments of medieval paintings in the San Salvatore crypt using advanced techniques.
• Conducted PIXE spectroscopy to identify elemental composition.
• Used electron microscopy for detailed surface analysis of pigments.
• Applied Raman spectroscopy for molecular characterization of the materials.
• Incorporated infrared photography to enhance pigment visibility.
• Achieved a comprehensive characterization of the pigments used in the paintings.
• Confirmed the historical attribution of materials to the Lombard period.
• Provided insights into the artistic techniques used during the medieval period.