noun
- A colorless or white variety of opal that is transparent or translucent and glassy in appearance.
Usage: mineralogy; also called Müller's glass or water opal
Examples
- Hyalite is prized by collectors for its glassy, gem-like clarity.
- The specimen displayed the characteristic transparency of hyalite opal.
- Hyalite deposits are found in volcanic rocks around the world.
- Under ultraviolet light, hyalite often exhibits a striking blue fluorescence.