Egyptian blue
English
Noun
Egyptian blue (countable and uncountable, plural Egyptian blues)
- A pigment made from calcium copper tetrasilicate (“CaCuSi4O10”), the first artificial pigment, a blue, used by Egyptians for over 3 millennia, before dying out during the Roman Empire; one of the few alternates to lapis lazuli during ancient times.
Coordinate terms
- lapis lazuli
- Chinese purple / Han purple (the first artificial purple, one of the first artificial pigments)
- Chinese blue / Han blue
- Prussian blue (the first artificial pigment widely used in the modern world; not an ancient pigment)
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