Linley was right next to the waterfall, wielding a thirty-centimeter straight chisel in his hand as he constantly chipped away at a man-sized block of stone.
800 men were soon deep inside, chiseling their way through more than a mile of rock and inhaling tiny particles from clouds of dust that would end up killing many of them.
When we say something is frozen solid, it means that there's no water underneath. Here if I was to chip through the ice, eventually I would find water and there would be fish and everything down there.