单词	magnesite
释义	magnesite noun mag·​ne·​site ˈmag-nə-ˌsīt  : native magnesium carbonate used especially in making refractories and magnesium oxide Example Sentences Recent Examples on the Web In Chemical Geology as well as a recent patent, Kelemen and his colleagues propose using a mineral called magnesite that, when heated, gives off pure CO2, which could be captured in tanks and pumped underground. Robert F. Service, Science | AAAS, 3 Sep. 2020 That reaction would leave magnesium oxide powder, which when spread thin would rapidly react with CO2 from the atmosphere, re-forming magnesite, completing a cycle that could be repeated over and over. Robert F. Service, Science | AAAS, 3 Sep. 2020 Taking carbon dioxide from the atmosphere and permanently storing it as magnesite is still a hypothetical. David Grossman, Popular Mechanics, 15 Aug. 2018 The problem is that, as a mineral, magnesite doesn't exactly form quickly. David Grossman, Popular Mechanics, 15 Aug. 2018 One metric ton of naturally forming magnesite can remove around half a ton of carbon dioxide from the atmosphere. David Grossman, Popular Mechanics, 15 Aug. 2018 Word History First Known Use 1815, in the meaning defined above
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