Employee was cutting left sump out of #7 head, cable pulled under the miner. Employee shut off miner and walked up to remove cable a piece of draw rock fell hitting EE on the outside of EE's left foot. Rock was approx. 3' long, 3' wide and 5"" thick. Employee was seen in the ED where x-rays revealed two broken metatarsal bones and EE received 7 stitches.