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The Western North Carolina town possesses the world’s most pure quartz, making its two mine operations essential to the production of semiconductors. Largest Spruce Pine quartz mine restarts ...
Thanks to David Yurman, the American Museum of Natural History has opened a new exhibit of sparkling quartz crystals. 4,000 Pounds of Crystal Mined in Arkansas Are Now on Glorious Display in NYC ...
Lynch Quarry Site, North Dakota, NRHP-listed and a U.S. National Historic Landmark, a flint quarry that was "a major source of flint found at archaeological sites across North America, and it has been estimated that the material was mined there from 11,000 B.C. to A.D. 1600."
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Quartz [2] is an American English language news website owned by G/O Media. Focused on international business news, it was founded in 2012 by Atlantic Media in New York City as a "digitally native news outlet for business people in the new global economy". [3] The publication implemented a paywall from 2019 to 2022. [4] [5]
Of these features, the planar deformation features, known as shocked quartz, are considered uniquely diagnostic of shock metamorphism that was the result of an extraterrestrial impact. [2] [4] The types of shocked quartz found in surface samples from the rim of the Bloody Creek structure indicate anomalously high formation pressures.
As demand for quartz countertops has soared, more workers may be exposed to silica dust, which causes irreversible lung damage, a new study shows. Quartz countertops linked to deadly lung disease ...
Cape May diamonds (sometimes capitalized "Diamonds") are quartz pebbles found on the beaches of Cape May Point, New Jersey. The pebbles are sometimes collected, cut and polished to resemble diamonds, then sold locally as souvenirs. Cape May diamonds are usually collected by beach combing and are most abundant at Higbee and Sunset beaches in ...