MEMBER WAS MAKING A BELT MOVE ON #2 SECTION AT #2 BELT HEAD. HE WAS UNLOADING A TOP ROLLER OUT OF THE SCOOP BUCKET WHEN THE ROLLER CAUGHT THE CUFF OF HIS RIGHT GLOVE JERKING THE ROLLER BACK IN TO THE BUCKET. HIS LEFT MIDDLE FINGER WAS CAUGHTBETWEEN THE 2 PIECES OF STRUCTURE. HE HAD A FRACTURED LEFT MIDDLE FINGER & ALSO RECEIVED 3 STITCHES IN THE SAME FINGER.