black opal

American  

noun

Mineralogy.

1. a dark variety of opal having the characteristic opaline play of color.

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black opal British  

noun

1. any opal of a dark coloration, not necessarily black

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Example Sentences

See Examples For:

black opal

She has rings for him to don at his opening, including a black opal that sparkles in the sun.

From Los Angeles Times ● Nov. 17, 2022

Howard Ratner did not smuggle an Ethiopian black opal inside a fish and then make a six-way parlay bet on the Celtics to be shrugged off this way.

From Slate ● Dec. 27, 2019

That was the initial impetus for the black opal.

From Slate ● Dec. 24, 2019

KG, as they call him in the film, becomes obsessed with this black opal that's a centerpiece of the story.

From Salon ● Dec. 18, 2019

In every man's eyes was the same worshipful appreciation of black opal.

From The Black Opal by Prichard, Katharine Susannah