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 excavating the remains of Rome's "Golden House," the opulent palace that Emperor Nero built for himself right ...
The archaeologists unearthed two tubs that, among other things, were used to process the colorful pigments while the palace ...