adjective / noun
jet
A dense black coal-derived material polished for ornament.
The jeweler polishes a piece of jet for a pendant.
Etymology
The stone name ultimately derives from a place-associated ancient name for jet. The material has long been valued for its deep black color and ability to take a polish.
More examples
- Her antique necklace is made of carved jet.
- Polished jet has a rich black shine.
- The portrait shows a woman with jet-black hair.
Similar words
- lignite
- Lignite names brown coal broadly, rather than specifically ornamental jet.