单词 | hambergite |
释义 | hambergiten. Mineralogy. A basic borate of beryllium, Be2(OH)BO3, occurring in colourless orthorhombic crystals that have strong double refraction. ΘΚΠ the world > the earth > minerals > types of mineral > borates > [noun] > other borates hambergite1890 nordenskiöldine1890 hulsite1908 paigeite1908 vonsenite1920 roweite1937 1890 Jrnl. Chem. Soc. 58 ii. 1078 Hambergite, discovered by A. Hamberg in 1889, and named after him by the author, crystallises in the rhombic system. 1962 R. Webster Gems I. xvi. 265 Hambergite..was originally found in southern Norway in material of non-gem quality, but a discovery has now been made of large colourless crystals in central Madagascar. This entry has not yet been fully updated (first published 1933; most recently modified version published online June 2018). < n.1890 |
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