| 释义 |
lignite Min.|ˈlɪgnaɪt|
[a. F. lignite (A. Brongniart in 1807), f. L. lign-um wood: see -ite.]
A variety of brown coal bearing visible traces of its ligneous structure.
1808T. Allan Names Min. 42. 1849 Murchison Siluria xii. 307 The pitch-lakes of Trinidad..are known to exude from Tertiary lignites. 1872Nicholson Palæont. 501 The lignites of Austria have yielded very numerous plant-remains.
attrib.1839Penny Cycl. XIII. 480/2 In the Isle of Wight (Alum Bay) lignite beds..occur. 1851Illustr. Catal. Gt. Exhib. 1125 Lignite blocks..used as a combustible. |