WHILE OPERATING THE CONTINUOUS MINER, A PIECE OF ROCK MEASURING 3'W X 3'L X 2"" THICK, FELL FROM ROOF, GLANCED OFF OF MINER AND STRUCK EE'S RIGHT ANKLE AND FOOT. HE FINISHED SHIFT AND WORKED NE XT 4 DAYS BEFORE GOING TO DR. AT THAT TIME, HE DISCOVERED THAT HE HAD A BROKEN BONE.