单词 | jadeite |
释义 | jadeiten. Mineralogy. One of the two minerals commonly included under the name of jade n.2, of which it is the hardest and most highly prized variety. ΘΚΠ society > occupation and work > materials > raw material > gem or precious stone > jade > [noun] nephritic stone1653 greenstone1658 jade1728 pounamua1771 jade-stone1775 nephrite1794 jadeite1868 ox-stone1877 kawa-kawa1880 mutton fat1912 spinach jade1958 the world > the earth > minerals > types of mineral > silicates > inosilicates single chain > [noun] > pyroxene > clinopyroxenes > jadeite jade1595 jade-stone1775 jadeite1868 1868 J. D. Dana Syst. Mineral. (ed. 5) 293 Jadeite is one of the kinds of pale stones used in China for making ornaments, and passing under the general name of jade or nephrite. 1875 R. Hunt & F. W. Rudler Ure's Dict. Arts (ed. 7) III. 6 Jadeite is a mineral closely resembling true nephrite in external characters,..it is essentially a silicate of alumina and soda. 1875 R. Hunt & F. W. Rudler Ure's Dict. Arts (ed. 7) III. 7 In prehistoric times, jade and jadeite were used for amulets and ornaments. 1878 J. Lubbock Prehist. Times (ed. 4) iv. 82 Nephrite and Jadeite are found only in central Asia, New Zealand, and South America. Derivatives jadeitic adj. /dʒeɪˈdɪtɪk/ approximating to jadeite in composition. ΘΚΠ society > occupation and work > materials > raw material > gem or precious stone > jade > [adjective] jadeitic1965 the world > the earth > minerals > types of mineral > silicates > inosilicates single chain > [adjective] > varieties augitic1820 hypersthenic1838 pigeonitic1931 omphacitic1963 jadeitic1965 1965 Prof. Papers U.S. Geol. Surv. No. 525. 25 (heading) Composition of jadeitic pyroxene from the California metagraywackes. 1971 I. G. Gass et al. Understanding Earth viii. 116/1 A notable feature of the overall mineralogy of meteorites is the absence of phases, such as..jadeitic pyroxenes, indicative of high pressure. This entry has not yet been fully updated (first published 1900; most recently modified version published online March 2022). < n.1868 |
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