opal
noun
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Definition of opal
Examples of opal in a Sentence
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Cloaked in white dust and surrounded by expansive plains, the town of Lightning Ridge produces the bulk of the world’s precious black opal. — Clare Watson, Smithsonian, "Scientists and Miners Team Up to Preserve Opalized Fossils," 1 Aug. 2019 And for more than 100 years, people have come to the Ridge to find their fortune chasing precious opal. — Clare Watson, Smithsonian, "Scientists and Miners Team Up to Preserve Opalized Fossils," 1 Aug. 2019 Thankfully, Bob Foster's curiosity kept him from smashing the rock containing the dinosaur bone to separate it from the opal embedded within. — Daisy Hernandez, Popular Mechanics, "Opal Miner Unearths New Species of Dinosaur," 5 June 2019 Foster had been mining opal for decades in Lightning Ridge, a town in New South Wales, Australia, where fossils are abundant. — Daisy Hernandez, Popular Mechanics, "Opal Miner Unearths New Species of Dinosaur," 5 June 2019 Other gemstones, like moonstones or opals, are stunning—and highly recommended on a tighter budget. — Colleen Banks, Harper's BAZAAR, "How Much to Spend—and Where to Save—When Shopping for an Engagement Ring," 12 June 2019 Lightning Ridge is famous for yielding fossils hewn from often brightly colored opal, a gemstone that forms over long periods from the concentration of silica-rich solutions underground. — John Pickrell, National Geographic, "Exclusive: Gem-like fossils reveal stunning new dinosaur species," 3 June 2019 Opal can be just about any color in the visible spectrum and most of the world's opal is mined from the Australian outback, according to the Australian Opal Centre. — Ashley Strickland, CNN, "Dinosaur bones shimmering with opal reveal a new species," 4 June 2019 This no-soak treatment also works well for turquoise and opals (which are also porous stones). — Lauren Smith, Good Housekeeping, "How to Clean Your Jewelry Like a Pro," 7 May 2019These example sentences are selected automatically from various online news sources to reflect current usage of the word 'opal.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
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opal
noun
English Language Learners Definition of opal
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