Archaeologists excavating the remains of Rome's "Golden House," the opulent palace that Emperor Nero built for himself right across the street from the Colosseum, recently uncovered a rare chunk of ...

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

Archaeologists working at Emperor Nero’s grand palace in Rome, known as Domus Aurea, uncovered a rare and rather big Egyptian blue ingot. Nero Claudius Caesar Augustus Germanicus was a Roman emperor, ...

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

Known as “Egyptian Blue,” it’s among the oldest synthetic pigments in the world, with the newly found ingot weighing more than five pounds. Archaeologists excavating the Domus Aurea, ...

It is believed that Egyptian blue was made by working a mixture of limestone, silica, and minerals containing copper and sodium carbonate, before firing it at extremely high temperatures.

A bottle of Egyptian blue hand mixed by George Washington Carver (c. 1864-1943) was loaned by the Iowa State archives.

Archaeologists excavating near the Colosseum found a rare chunk of Egyptian blue pigment dating back about 2,000 years. Photo from Simona Murrone and the Colosseum Archaeological Park Across the ...

New research has shown that a pigment called Egyptian blue, formulated some 5,250 years ago, can be used as dusting powder to detect fingerprints on complicated surfaces. The earliest known ...

This discovery includes a remarkable collection of pigments, among which stands out an exceptionally large ingot of Egyptian blue. As part of the recent excavations, archaeologists found traces of ...

Archaeologists excavating near the Colosseum found a rare chunk of Egyptian blue pigment dating back about 2,000 years. Photo from Simona Murrone and the Colosseum Archaeological Park The ...