Unusual use of blue pigment found in ancient mummy portraits

In an unexpected discovery, a research team of scientists and art conservators has found an unusual use of the pigment Egyptian blue in Roman-era Egyptian mummy portraits. No blue is visible to the naked eye in the paintings, but when the researchers used analytical tools for an in-depth study, they discovered the ancient artists used the pigment as material for underdrawings and for modulating color — a finding never before documented. —> Read More