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An apple-green chalcedony used as a gemstone.

[Middle English crisopase, from Old French crisopras, from Latin chrȳsoprasus, from Greek khrūsoprasos : khrūso-, chryso- + prason, leek.]


(Minerals) an apple-green variety of chalcedony: a gemstone
[C13 crisopace, from Old French, from Latin chrӯsoprasus, from Greek khrusoprasos, from chryso- + prason leek]


(ˈkrɪs əˌpreɪz)

a green variety of chalcedony sometimes used as a gem.
[1250–1300; Middle English < Latin chrȳsoprasus < Greek chrȳsóprasos=chrȳso- chryso- + -prasos, derivative of práson leek]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.chrysoprase - a green variety of chalcedony valued as a gemstonechrysoprase - a green variety of chalcedony valued as a gemstone
calcedony, chalcedony - a milky or greyish translucent to transparent quartz
transparent gem - a gemstone having the property of transmitting light without serious diffusion
References in classic literature ?
Then, scarcely knowing what I was about, and urged on by one of those instinctive impulses which drive men to destruction, I lowered the cord from the windlass of the well to within about three feet of the water, leaving the bucket dangling, at the same time taking infinite pains not to disturb that coveted letter, which was beginning to change its white tint for the hue of chrysoprase, - proof enough that it was sinking, - and then, with the rope weltering in my hands, slid down into the abyss.
Chrysoprase is Book Two in "The Chalcedony Chronicles", and picks up immediately where the first book, "Carnelian", leaves off.
3), to reveal its 'monsterpiece'--a gem-encrusted oval box made for Frederick the Great of Prussia in the 1760s and decorated with gold shepherds and shepherdesses set against a brilliant blue ground of chrysoprase.
All 18K gold, and the vibrant color palette features stones of chrysoprase, black and white diamonds and onyx.
You won't see any crystal structure in this green stone as it's a cryptocrystalline mineral with the slightly ungainly name of chrysoprase, cryptocrystalline referring to the microscopic nature of its crystals.
amber of Budweiser, chrysoprase of Almaden and Gallo, lapis by way of (no getting around it, I'm afraid) Phillips' Milk of Magnesia, with now and then a rare translucent turquoise or blurred amethyst of no known origin.