| 释义 |
liassic, a. Geol.|laɪˈæsɪk|
Also liasic.
[f. lias + -ic.]
Pertaining to the lias formation.
1833Lyell Princ. Geol. III. 378 Metamorphic rocks of the Eocene or Liassic eras. 1854A. Adams, etc. Man. Nat. Hist. 561 In the Liasic period of the secondary formations. 1854H. Miller Sch. & Schm. ii. 37 The first ammonite I ever saw was a specimen..from one of the liasic deposits of England. Ibid. xxi. 451 Both shale and nodules bore, instead of the deep liasic gray, an olivaceous tint. |