1. Noun
A kind of glass, containing gold-colored spangles. It was produced in the first place by the accidental (par aventure) dropping of some brass filings into a pot of melted glass.
2. Noun
A variety of translucent quartz, spangled throughout with scales of yellow mica.
3. Noun
a translucent quartz spangled with bits of mica or other minerals
Vocabulary classified under Chemistry
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