iolite
/ˈaɪəlaɪt/
noun
- A blue or violet gemstone, also called cordierite, often used in jewelry.
- The jeweler explained that iolite is sometimes called 'water sapphire' because of its color.
- Mineral collectors prize iolite for its unique pleochroic properties, showing different colors from different angles.
- She wore a necklace with a polished iolite pendant that matched her eyes.
Synonyms