EE WAS CLEANING ROCK FROM THE DECK ON THE SHUTTLE CAR LEVEL AT THE SECONDARY CRUSHER WHEN ANOTHER EE WORKING ON THE DECK ABOVE HIM KICKED A BUILDUP OF ICE/MUD FROM THE CONVEYOR. THE ICE CHUNK FELL TO THE SHUTTLE CAR LEVEL AND STRUCK EE WORKING THERE. THE EE WAS EXAMINED BY AUTHORIZED PROVIDER & RELEASED TO FULL DUTY. HE WAS SEEN ON 11/25/02 & MASSAGE THERAPY WAS ADMINISTERED.