| 释义 |
labradorite Min.|læbrəˈdɒraɪt|
[f. Labrador + -ite. (Named Labradorstein by Werner in 1780, because it came from Labrador.)]
A kind of feldspar, which shows a brilliant variety of colour when turned in the light.
1814Allan Min. 18 Opalescent [felspar], Labradore stone..Labradorite. 1850Daubeny Atomic Theory xii. (ed. 2) 417 Recent lavas..are made up principally, of labradorite, a silicate with 1 atom only of acid, and of hornblende or augite.
Hence labradoˈritic a.
In mod. Dicts. |