HOIST OPERATOR CALLED INSIDE THE MINE AT APPROX 0900 STATING THE HOIST HOUSE HAD CAUGHT FIRE AROUND THE COAL STOVE AREA. 2 EMPLOYEES WERE INSIDE MINE TRAVELED UP SLOPE ARRIVING ON SURFACE AT 9 10. HOIST HOUSE WAS FULLY ENGULFED IN FLAMES. FIRE ARRIVED AT APPROX 0930. FIRE WAS EXTINGUISHED AT 1000 AM, HOIST HOUSE COMPLETELY DESTROYED.