| Answer | Crossword Clue |
|---|---|
| greywacke | any coarse-grained, usually dark sandstone containing angular mineral and rock fragments in a fine-grained clayey matrix also GRAYWACKE, WACKE |
| Answer | Crossword Clue |
|---|---|
| greywacke | any coarse-grained, usually dark sandstone containing angular mineral and rock fragments in a fine-grained clayey matrix also GRAYWACKE, WACKE |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.