单词 | meliphanite |
释义 | meliphaniten. Mineralogy. A tetragonal aluminosilicate of calcium, sodium, and beryllium (also containing fluoride and hydroxide) that belongs to the melilite group and occurs as transparent yellow or colourless crystals. ΚΠ 1868 J. D. Dana Syst. Mineral. (ed. 5) 263 Meliphanite..Tetragonal or hexagonal. 1967 Acta Crystallogr. 23 260 Meliphanite is a pegmatitic silicate. 1993 A. M. Clark Hey's Mineral Index (ed. 3) 444/2 Meliphanite, (Ca,Na)2 Be(Si,Al)2(O,OH,F)7. Melitite group... Syn. Meliphane, melinophane. This entry has been updated (OED Third Edition, June 2001; most recently modified version published online March 2022). < n.1868 |
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