noun
- A type of opal that shows a reddish glow or fire when held up to light; a fire opal.
Usage: plural of girosol; gemstone/mineralogy term
Examples
- The jeweler displayed a collection of girosols that sparkled with warm red and orange hues.
- Girosols are prized by collectors for their unique optical properties.
- Under sunlight, the girosols in the museum exhibit glowed with an inner fire.
- These girosols were mined from deposits in Brazil and Mexico.