purple of Cassius
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English[edit]
Etymology[edit]
Named for Andreas Cassius, a glassmaker from Potsdam who first described its creation.
Noun[edit]
purple of Cassius (uncountable)
- (historical) A pigment formed from gold and tin salts, used in glassmaking.
- 2002, Philip Ball, The Elements: A Very Short Introduction, Oxford, published 2004, page 61:
- Purple of Cassius was used not just by glassmakers but by porcelain manufacturers to make a fine red glaze.