| Answer | Crossword Clue |
|---|---|
| vitrain | a separable constituent of bright coal |
| vitrain | the material of which the friable, vitreous layers in banded bituminous coal are composed |
| Answer | Crossword Clue |
|---|---|
| vitrain | a separable constituent of bright coal |
| vitrain | the material of which the friable, vitreous layers in banded bituminous coal are composed |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.