| 释义 |
cryolite Min.|ˈkraɪəʊlaɪt|
[Named 1799 f. Gr. κρύο-ς frost + -lite.]
A native fluoride of aluminium and sodium, found in white or brownish semi-transparent masses or crystals.
It occurs in an extensive bed in Greenland, and is an important source of the metal aluminium.
1801W. Nicholson Jrnl. Nat. Philos. Ser. i. V. 212 Before the blowpipe chryolite fuses even before ignition. 1888Times 19 Nov. 10/3 The cryolite mines at Ivigtut. |