A FRICTIONAL IGNITION OCCURED AT THE #53 SHIELD ON THE 8RT LONGWALL FACE. THE FLAME EMANIATED AT THE CENT OF THE HEAD END SHEARER DRUM & EXTENDED TO THE TAIL END SHEAER DRUM. THE IGNITION WH ILE THE SHEARER WAS CUTTING TO THE HEADGATE, WHEN THE BELTS STRUCK A SULPHER INCLUSION LOCATED IN THE FACE. THE FLAMES WERE EXTINGUISHED WITH WATER HOSE IN 3 MINUTES