Egyptian blue, also known as calcium copper silicate or cuprorivaite, was developed more than 4,000 years ago in Egypt and ...

Deep beneath Rome’s Domus Aurea, archaeologists have unearthed a rare ingot of Egyptian blue — the world’s first synthetic ...

Archaeologists have unearthed a rare and substantial Egyptian blue ingot at Emperor Nero's Domus Aurea palace in Rome, ...

The archaeologists unearthed two tubs that, among other things, were used to process the colorful pigments while the palace ...