| Answer | Crossword Clue |
|---|---|
| OPALS | Play-of-color gems |
| MOONSTONES | Gems with a silvery play of color |
| OPAL | Play-of-color gem |
| OPAL | Play-of-color gemstone |
| OPAL | Play-of-color stone |
| OPAL | Gem with a play of color |
| sunstone | reddish variety of oligoclase feldspar, used as a gem, having a red and bright-yellow play of color |
