Research and innovation | REF: RE211 V1

Analysis of smalt discoloration in paintings by X-ray absorption spectroscopy

Authors: Laurianne ROBINET, Nicolas TRCERA, Sandrine PAGÈS-CAMAGNA, Marika SPRING, Solenn REGUER

Publication date: October 10, 2012 | Lire en français

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    3. Analysis of smalt pigment color loss in paintings from the 16th to the 18th century

    3.1 Introduction of smalt pigment

    For a long time, smalt was considered the first synthetic cobalt-based pigment; since then, Amarna blue, an aluminate ancestor of Thénard blue, has been considered. It first appeared among the Egyptians around 1400 B.C. . However, smalt is thought to be the first European pigment derived from this metal. The first origin of cobalt ore was the Middle East, followed by Saxony with...

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    Analysis of smalt pigment color loss in paintings from the 16th to the 18th century