Aventurine Definition

ə-vĕnchə-rēn, -rĭn
noun
An opaque or semitranslucent brown glass flecked with small metallic particles, often of copper or chromic oxide.
American Heritage
A kind of glass flecked with spangles, as from copper filings or bits of chromic oxide.
Webster's New World
Any of several varieties of quartz or feldspar flecked with particles of mica, hematite, or other materials.
American Heritage
A translucent mineral containing reflective particles; specif., a variety of chert that contains sparkling bits of mica, hematite, etc.
Webster's New World

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.

Wiktionary
Synonyms:

Other Word Forms of Aventurine

Noun

Singular:
aventurine
Plural:
aventurines

Origin of Aventurine

  • French from aventure accident (so called because of its accidental discovery or the randomness of inclusions in it) adventure

    From American Heritage Dictionary of the English Language, 5th Edition

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