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单词 nahcolite
释义 nahcolite Min.|ˈnɑːkəlaɪt, nɑːˈkəʊlaɪt|
[f. NaHCO3, its chemical formula + -lite.]
Native sodium bicarbonate, found as colourless, transparent, monoclinic crystals.
1928F. A. Bannister in Nature 1 Dec. 866/1 The name nahcolite is proposed for naturally occurring sodium bicarbonate. These incrustations were found lining the walls of a cuniculus near the Stufe di Nerone, Baia, Naples, Italy.1929― in Min. Mag. XXII. 60 Dr. L. J. Spencer has very kindly suggested an ingenious name, Nahcolite.1940Amer. Mineralogist XXV. 777 The origin of nahcolite in the Stufe de [sic] Nerone and in a lava tunnel at Vesuvius can be easily explained by the action of CO2 and water vapor upon thermonatrite or trona.1971Prof. Papers U.S. Geol. Survey No. 750-b. 194 This report describes a new analytical technique for determining the amount of nahcolite in oil shale.
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