aventurine

American  

[uh-ven-chuh-reen, -rin] / əˈvɛn tʃəˌrin, -rɪn /

Or aventurin

noun

1. an opaque, brown glass containing fine, gold-colored particles.

2. any of several varieties of minerals, especially quartz or feldspar, spangled with bright particles of mica, hematite, or other minerals.

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aventurine British  

/ əˈvæntjʊrɪn, əˈvɛntjʊrɪn /

noun

1. a dark-coloured glass, usually green or brown, spangled with fine particles of gold, copper, or some other metal

2. Also called: sunstone.  a light-coloured translucent variety of orthoclase feldspar containing reddish-gold particles of iron compounds

3. a variety of quartz containing red or greenish particles of iron oxide or mica: a gemstone

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Etymology

Origin of aventurine

1805–15; < French, equivalent to aventure chance ( adventure ) + -ine -ine ²; so called because metal particles are introduced into the molten glass pell-mell ( à l'aventure )

Example Sentences

One star seller in France, JoyDogCat, offers handmade aventurine and labradorite bead collars for dogs.

From Seattle Times • Nov. 9, 2021

Owner Andi Xoch and candle brand Easton Wicks are offering handmade 4.5-ounce soy wax candles in macramé hangers with aventurine stones in three scents: Cactus Jade, Rosemary Sage and Eucalyptus Mint.

From Los Angeles Times • May 6, 2021

Citrine, aventurine and moss agate are said to attract abundance.

From Los Angeles Times • Mar. 31, 2018

Each of these rain-makers has a number of rain-stones, such as rock-crystal, aventurine, and amethyst, which he keeps in a pot.

From The Golden Bough by Frazer, James George, Sir

Both plagioclastic and orthoclastic aventurine occur at several localities in the United States.

From Encyclopaedia Britannica, 11th Edition, Volume 3, Part 1, Slice 1 "Austria, Lower" to "Bacon" by Various