Crossword Genius

James , British theatre critic who authored the nine-volume diary Ego (5)

Ross

I believe the answer is:

agate

(Other definitions for agate that I've seen before include "Ornamental form of quartz" , "Semi-precious stone" , "Stone with coloured bands" , "marble" , "On the way" .)

I've seen this clue in The Mirror.
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.