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单词 northupite
释义

northupiten.

Brit. /ˈnɔːθʌpʌɪt/, U.S. /ˈnɔrθəˌpaɪt/
Origin: From a proper name, combined with an English element. Etymons: proper name Northup , -ite suffix1.
Etymology: < the name of Charles Henry Northup (1861–1932), of San Jose, California, who discovered the mineral + -ite suffix1.
Mineralogy.
A chloride and carbonate of sodium and magnesium, Na3Mg(CO3)2Cl, found as fine octahedral crystals belonging to the cubic system.
ΚΠ
1895 W. M. Foote in Amer. Jrnl. Sci. 50 481 The name Northupite is proposed for this new species.
1921 Science 14 Oct. 350/1 The following list of salts has been identified in soils... Mirabilite, Natrolite, Northupite, [etc.].
1965 Jrnl. Petrol. 6 497 Northupite, Na2CO3.MgCO3.NaCl, is a common mineral at Searles Lake.
1986 Geochim. et Cosmochim. Acta 50 1329 Northupite, Na3Mg(CO3)2Cl, is a mineral rarely found in natural sediments.
This entry has been updated (OED Third Edition, December 2003; most recently modified version published online June 2022).
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