| Answer | Crossword Clue |
|---|---|
| OPALS | Gems mined mostly in Australia |
| OPAL | Gem mined mostly in Australia |
| OPALS | Gems that come mostly from Australia |
| OPALS | Gems mined in Coober Pedy |
| OPAL | Gem mined in Australia |
| OPAL | It's mined in South Australia |
| OPAL | Gem mined mainly in Australia |
