Ores containing cobalt have been used since antiquity as pigments to give a blue color to porcelain and glass. … See more

Art
• Cobalt blue was the primary blue pigment used for centuries in Chinese blue and white porcelain, beginning in the late eighth or early ninth century.
• Traditional Bunzlauer … See more

Cobalt blue is toxic when ingested or inhaled. Its use requires appropriate precautions to avoid internal contamination and to prevent cobalt poisoning. See more

A single record of the compound concerns inclusions in sapphires from a single site. See more

• RAL 5013 Cobalt blue
• Lists of colors
• List of inorganic pigments
• Cobalt phosphate See more