Crossword Genius

Rock with colorful bands

Ross

I believe the answer is:

onyx

(Other definitions for onyx that I've seen before include "Kind of agate" , "Black and white striped gemstone" , "Gemstone, a variety of chalcedony" , "Stone-like marble with layered colours" , "African antelope" .)

I've seen this clue in The New York Times.
Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.