purple of Cassius en · NOUN
Etymology
Named for Andreas Cassius, a glassmaker from Potsdam who first described its creation.
Meanings
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(historical, uncountable) A pigment formed from gold and tin salts, used in glassmaking.
Purple of Cassius was used not just by glassmakers but by porcelain manufacturers to make a fine red glaze.
2002, Philip Ball, The Elements: A Very Short Introduction, Oxford, published 2004, page 61:
Synonyms
Translations (1)
it cassio (pigment)