| Answer | Crossword Clue |
|---|---|
| boracite | strongly pyroelectric mineral, a borate and chloride of magnesium, Mg6Cl2B14O26, occurring in white or colorless cubic crystals or fine-grained masses |
| Answer | Crossword Clue |
|---|---|
| boracite | strongly pyroelectric mineral, a borate and chloride of magnesium, Mg6Cl2B14O26, occurring in white or colorless cubic crystals or fine-grained masses |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.