EE was roof bolting in 6 right on the active mmu 001-0, a piece of rock fell striking the canopy then bounced off striking the EE in the head and right foot. EE suffered a laceration to the head resulting in 5 sutures. Cause of this injury was awareness.Compliance with rules/regs not a factor, mining equip/systems not a factor, miner proficiency could be a factor.