| Answer | Crossword Clue |
|---|---|
| vivianite | ferrous phosphate, blue by oxidation, often found coating fossil fishes and bones |
| Answer | Crossword Clue |
|---|---|
| vivianite | ferrous phosphate, blue by oxidation, often found coating fossil fishes and bones |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.