BOY'S DETERMINATION—GOING THROUGH A CREVICE—THE MOVABLE ROCK—AID TO DISCOVER—UP THROUGH A HOLE—THE GOLDEN HEAP—DESMOND'S GREAT TRIUMPH—THE OLD MEXICAN'S SECRET EXPOSED.DISCUSSING THE FIND—A NEW RESOLUTION—GOING TO CREEDON MINE—A DISAPPOINTMENT—BETTER INDICATIONS—A NEW MOVE.CHAPTER VI.