| Answer | Crossword Clue |
|---|---|
| cristobalites | CRISTOBALITE, a variety of silica |
| cristobalite | a variety of silica |
| OPAL | Variety of silica. |
| Answer | Crossword Clue |
|---|---|
| cristobalites | CRISTOBALITE, a variety of silica |
| cristobalite | a variety of silica |
| OPAL | Variety of silica. |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.