| Answer | Crossword Clue |
|---|---|
| mafic | a term for minerals rich in magnesium and iron |
| mafics | MAFIC, a term for minerals rich in magnesium and iron |
| mafic | of, relating to, or being a group of usually dark-colored minerals rich in magnesium and iron |
| clinochlore | a hexagonal variety of chlorite rich in magnesium and aluminium and usually poor in iron, aka ripidolite |
| clinochlores | CLINOCHLORE, a hexagonal variety of chlorite rich in magnesium and aluminium and usually poor in iron, aka ripidolite |
| magnesian | (chiefly of rocks and minerals) Containing or relatively rich in magnesium |
