| Answer | Crossword Clue |
|---|---|
| perthite | variety of feldspar containing irregular bands of albite in microcline |
| Answer | Crossword Clue |
|---|---|
| perthite | variety of feldspar containing irregular bands of albite in microcline |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.