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black opal

   Also found in: Dictionary/thesaurus, Wikipedia, Hutchinson 0.01 sec.
black opal [¦blak ′ō·pəl]
(mineralogy)
A variety of gem-quality opal displaying internal reflections against a dark background.
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In the remote desert of northwest Nevada near Denio, the Virgin Valley offers gem prospectors the opportunity to mine for precious black opal at three fee mining sites.
Gem Hunting RV Camping Ideas by Rob Pirozzi / Travel, recreation and leisure community
The most pressing issue is finding a proper skin regimen--one that doesn't exacerbate the de facto characteristics of their skin," said Corey Huggins, brand manager for BioCosmetic Research Lab's Black Opal line.
Universal requests, unique requirements: women of color seek ... by Esposito, Christine / Household & Personal Products Industry
The thieves also took a Tissot watch, a silver necklace and a silver bracelet with black opals.
Valuable watch stolen by Huddersfield Daily Examiner (Huddersfield, England)
 
 
 
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