Breaking gravel with torches can make flint

Instead of mining piles of gravel hoping for one piece of flint, how about a faster method: breaking gravel rapidly by dropping it on torches. Making arrows in survival mode always takes time because you’re still trying to get flint from gravel with your bare hands or your shovel that is about to break. If you could farm flint just by dropping piles of gravel on a torch, it would make the process a whole lot faster