| NOM | substance | òpal | a translucent mineral consisting of hydrated silica of variable color |
|---|
| Sentit | A translucent mineral consisting of hydrated silica of variable color; some varieties are used as gemstones. | |
|---|---|---|
| Específic | gira-sol | An opal with flaming orange and yellow and red colors |
| òpal negre | A dark colored opal with internal reflections of green or red | |
| General | gemma opaca | A gemstone that is opaque |
| mineral | Solid homogeneous inorganic substances occurring in nature having a definite chemical composition | |
| Anglès | opal | |
| Espanyol | ópalo | |
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