英语词汇“hellandite”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	hellandite
释义	hellandite Min.\|ˈhɛləndaɪt\| [ad. G. hellandit (W. C. Brögger 1903, in Nyt Mag. f. Naturvid. XLI. 213), f. the name of A. Helland (1846–1918), Norwegian geologist: see -ite¹.] A hydrous borosilicate of the rare earths and calcium, samples of which also contain aluminium, manganese, and iron, perhaps as impurities, that is found in pegmatite veins in Norway. 1903Jrnl. Chem. Soc. LXXXIV. ii. 657 Both in crystalline form and chemical composition, hellandite is analogous to guarinite.1924J. W. Mellor Inorg. & Theoret. Chem. V. 512 Brownish-red hellandite from Lindvikskollan near Kragerö, Norway.1964Mineral. Abstr. XVI. 644/2 Hellandite is a boro-silicate with more than 10% B₂O₃ in addition to the known major constituents.
随便看	irremission irremissive irremittable irremovable irremovably irremoval irremoved irremunerable irremunerated irrenderable irrenewable irrenitible irrenowned irrenunciable irrepair irrepairable irreparable irreparably irrepassable irrepealable irrepentable irrepentance irrepentant irreplaceable irreplegiable

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