| Answer | Crossword Clue |
|---|---|
| SIAL | Siliceous rock: Geol. |
| SIAL | Siliceous rock. |
| OOLITE | Spherulitic rock: Geol. |
| Answer | Crossword Clue |
|---|---|
| SIAL | Siliceous rock: Geol. |
| SIAL | Siliceous rock. |
| OOLITE | Spherulitic rock: Geol. |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.