| Answer | Crossword Clue |
|---|---|
| tennantite | a blackish lead-gray mineral, a sulphide of arsenic and copper |
| Answer | Crossword Clue |
|---|---|
| tennantite | a blackish lead-gray mineral, a sulphide of arsenic and copper |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.