a. Min. [f. as prec. + -(I)FEROUS.] Yielding anthracite.

1

1841.  Trimmer, Pract. Geol., 209. The plants found in the anthraciferous rock of Baden.

2

1843.  Murchison, in Geikie, Life, II. 2. His own anthraciferous and slaty children.

3