black opal

noun

Definition of black opal

: a dark-colored opal showing usually red or green internal reflections

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Learn More About black opal

Dictionary Entries Near black opal

black onyx

black opal

black-or-white

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Cite this Entry

“Black opal.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/black%20opal. Accessed 8 Dec. 2021.

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