单词 | yttrocerite |
释义 | > as lemmasyttrocerite yttrocerite n. Brit. , U.S. , ΘΚΠ the world > the earth > minerals > types of mineral > halides > [noun] > other fluorides cryolite1800 yttrocerite1817 fluocerite1835 prosopite1854 pachnolite1866 thomsenolite1868 tysonite1880 hieratite1882 villiaumite1908 neighborite1961 1817 T. Thomson Syst. Chem. (ed. 5) III. 495 Yttrocerite..occurs at Finbo in Sweden... It is found in amorphous masses,..disseminated through quartz. 1868 H. Watts Dict. Chem. V. 1065 Yttrocerite, a mineral consisting of fluoride of yttrium mixed with the fluorides of cerium and calcium. < as lemmas |
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