EE WAS CUTTING THROUGH A CLAY VEIN WITH THE SHEARER. HE HAD HIS HAND ON TOP OF THE PANLINE RAIL AND A PIECE OF ROCK FELL FROM BETWEEN THE SHEILDS STRIKING HIM ON THE HAND. CAUSE OF THE INJURY WAS AWARENESS & IMPROPER HAND PLACEMENT. COMPLIANCE WITH RULES/REGS. WAS A FACTOR, PROTECTIVE EQUIP. WAS BEING WORN, MINER PROFICIENCY A FACTOR,MINING EQUIP/SYSTEMS NOT A FACTOR.