smithsonite
/ˈsmɪθsənaɪt/
noun
- A mineral consisting of zinc carbonate, often found in blue, green, or brown colors and used as an ore of zinc or as a gemstone.
- Miners extracted smithsonite from the old zinc mine in the hills.
- Some smithsonite crystals glow under ultraviolet light.
- The collector added a beautiful blue smithsonite specimen to her cabinet.