This pestle is the same diameter at both ends, and by wear, seems to have been used at both ends. Dark grey. Shaped like dinosaur egg- semicylindrical, widens to 2.25 in. in the middleand tapers to the same width at either end. On the side with .35 number, halfway down the stone is a spiraling scrape about 1/8 of an inch wide that moves down to right and around side, where it ends. Scrape is about 4 inches long.