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单词 nahcolite
释义

nahcoliten.

Brit. /ˈnɑːkəlʌɪt/, U.S. /ˈnɑkəˌlaɪt/
Origin: Formed within English, by compounding. Etymons: English nahco- , -lite comb. form1.
Etymology: < nahco- (after NaHCO3, the chemical formula of the mineral) + -lite comb. form1.
Mineralogy.
Native sodium bicarbonate, which crystallizes in the monoclinic system and occurs as colourless or white prismatic crystals.
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the world > the earth > minerals > types of mineral > carbonates > [noun] > sodium bicarbonate
nahcolite1928
1928 F. 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 F. A. Bannister in Mineral. Mag. 23 60 Dr. L. J. Spencer has very kindly suggested an ingenious name, Nahcolite.
1940 Amer. Mineralogist 25 777 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.
1971 Prof. Papers U.S. Geol. Surv. No. 750 - b. 194 This report describes a new analytical technique for determining the amount of nahcolite in oil shale.
1991 Mech. Engin. Sept. 99/2 The company owns and operates the world's largest nahcolite mining and processing facility with more than 85 million tons of recoverable reserves.
This entry has been updated (OED Third Edition, June 2003; most recently modified version published online March 2022).
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n.1928
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