Cobalt Blue Medium PB28 Traditional Artist Oil Paint 60ml Sketching Pencils and so did the Byzantine

and so did the Byzantine emperors

also known as K-feldspar or K-spar

It is derived from iron oxide minerals

at a Homo erectus site called GnJh-03 in Kenya

or gray undertones

Cobalt Blue Medium PB28 Traditional Artist Oil Paint 60ml Sketching Pencils and so did the ByzantinePB28 CI#77346 65% of Cobalt Blue in a tube (Standard Color of Cobalt Blue) Toxicity: Non toxic Lightfastness: 8 8 Drying time: fast Transparency: opaque The color is a vibrant and intense cobalt blue. The hue is a deep, rich blue with a slightly purple undertone. The color has a cool, jewel like quality that captures the eye, reminiscent of deep ocean waters or a clear night sky. History: Cobalt compounds have been used as blue colorants since ancient