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Heritage Science
Fig. 1 | Heritage Science

Fig. 1

From: Analytical imaging studies of the migration of degraded orpiment, realgar, and emerald green pigments in historic paintings and related conservation issues

Fig. 1

Painting The Dentist (a), light microscopic image of paint sample taken from the orange skirt, normal light (b) and UV (c); backscatter electron image (d) and part of EDX spectrum (e). The black line represents spot analyses in lower part of layer 5 and the green line in the upper part of layer 5, the realgar/orpiment pigmented layer; the red line represents spot analyses in layer 2, the under drawing; the magenta line in wood structure of the panel (layer 0); the blue line in the resin of the embedding medium

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