purple of Cassius

English

Etymology

Named for Andreas Cassius, a glassmaker from Potsdam who first described its creation.

Noun

purple of Cassius (uncountable)

1. (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.

Translations

pigment

• Italian: cassio (it)