| Answer | Crossword Clue |
|---|---|
| RUTILE | Dark-red mineral. |
| RUTILE | Lustrous, dark-red mineral. |
| URALITE | Dark-green mineral. |
| AUGITE | Dark-green mineral |
| MACLED | Having dark spots, as a mineral. |
| CINNABAR | Red mineral |
| CINNABAR | Red mercuric mineral |
| RUTILE | Red crystal mineral |
| CINNABAR | Red crystalline mineral |
| REALGAR | Orange-red mineral. |
