Egyptian blue found in Romanesque altarpiece
Wednesday, May 5, 2010 - 11:31
in Paleontology & Archaeology
Archeologists have discovered remains of Egyptian blue in a Romanesque altarpiece in the church of Sant Pere de Terrassa. This blue pigment was used from the days of ancient Egypt until the end of the Roman Empire, but was not made after this time. So how could it turn up in a 12th-century church?