单词 | petalite |
释义 | petaliten. Mineralogy. A rare lithium-containing mineral which occurs as greyish to black metallic masses with a leaflike cleavage and is used in some ceramics.Petalite is an aluminosilicate of lithium, LiAlSi4O10. Crystal system: monoclinic. ΘΚΠ the world > the earth > minerals > types of mineral > silicates > miscellaneous silicates > [noun] > aluminium and one other petalite1808 sapphirine1823 triclasite1835 neolite1854 maconite1873 melanosiderite1875 sapphirite1883 facellite1891 ganophyllite1892 sursassite1928 1808 T. Allan Alphabet. List Minerals 51 Petalite..a Swedish mineral named by Dandrada. 1850 C. G. B. Daubeny Introd. Atomic Theory (ed. 2) xii. 408 Minerals which are destitute of water..Petalite. 1923 Nature 21 July 117/2 The well-known aplite from Meldon in Devonshire develops in certain parts of the intrusion a soda-lithia phase rich in the rare lithium-aluminium silicate, petalite. 1983 K. Clark Potter's Man. iii. 90 Petalite..is the most commonly used of the alkaline lithia compounds..used..for domestic and flame-proof ware because of its low expansion. This entry has been updated (OED Third Edition, December 2005; most recently modified version published online March 2022). < |
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