| Answer | Crossword Clue |
|---|---|
| OPAL | Mineral formed from silica |
| OPAL | It's formed from silica |
| OPAL | Silica mineral |
| OPAL | Silica-based mineral |
| OPAL | Mineral made of silica |
| SINTER | Crust formed by mineral springs. |
| Answer | Crossword Clue |
|---|---|
| OPAL | Mineral formed from silica |
| OPAL | It's formed from silica |
| OPAL | Silica mineral |
| OPAL | Silica-based mineral |
| OPAL | Mineral made of silica |
| SINTER | Crust formed by mineral springs. |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.