| 单词 | bertrandite |
| 释义 | bertrandite[ bur-truhn-dahyt ] / ˈbɜr trənˌdaɪt / nouna mineral, hydrous beryllium silicate, Be4Si2O7(OH)2, colorless or pale yellow, with a vitreous luster, occurring as tabular or prismatic crystals in pegmatites and hydrothermal veins. Origin of bertrandite1885–90; <French, after E. Bertrand, French mineralogist, who first described it; see -ite1 Words nearby bertranditeBertillonage, Bertillon system, Bertolucci, Bertram, Bertrand, bertrandite, Berw., Berwick, Berwickshire, Berwick-upon-Tweed, Berwyn Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 |
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