英语词汇“plagioclase”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	plagioclase
释义	plagioclase Min.\|ˈpleɪdʒɪəʊkleɪs\| [Named 1847, f. plagio- + Gr. κλάσις fracture, cleavage.] (See quot. 1868.) 1868Dana Min. (ed. 5) Suppl. 802 Plagioclase, Breithaupt's name for the group of triclinic feldspars, the two prominent cleavage directions in which are oblique to one another.1879Rutley Stud. Rocks x. 91 In the case of plagioclase the crystals exhibit numerous bands of different colours.1903Geikie Text Bk. Geol. (ed. 4) I. ii. 200 The Plagioclase rocks.1941Proc. Prehist. Soc. VII. 61 Sparsely distributed small phenocrysts of turbid plagioclase felspar.1959C. S. Hurlbut Dana's Man. Min. (ed. 17) v. 495 The plagioclase feldspars, also called the soda-lime feldspars, form a complete solid-solution series from pure albite, NaAlSi₃O₈, to pure anorthite, CaAl₂Si₂O₈.1971Sci. Amer. Oct. 50/3 The plagioclase in the moon rocks..is almost pure anorthite (CaAl₂Si₂O₈).
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