| Answer | Crossword Clue |
|---|---|
| IOLITE | A blue mineral. |
| SODALITE | Blue mineral |
| IOLITE | Blue mineral. |
| IOLITE | Blue mineral |
| AZURITE | Blue mineral |
| GALENA | Blue-gray mineral |
| LAPIS | ... lazuli (blue mineral) |
| LAPIS | Deep-blue mineral |
| GALENA | Soft blue-gray mineral |
| LAZULI | Lapis....; deep-blue mineral |
| GALENA | Soft, blue-gray mineral |
| IOLITE | Blue or violet mineral. |
