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black opal

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black opal
n
(Earth Sciences / Geological Science) any opal of a dark coloration, not necessarily black
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.black opal - a dark colored opal with internal reflections of green or red
opal - a translucent mineral consisting of hydrated silica of variable color; some varieties are used as gemstones
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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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