COVELLITE CABOCHON FROM ,BUTTE. MONTANA

THIS IS A GREAT PIECE OF COVELLITE. IT SHOW EXCELLENT BLUE AND SILVER THROUGH OUT THE PIECE IT IS A INTERESTING LONG TEAR DROP SHAPE THAT WILL MAKE A ONE OF A KIND PIECE OF JEWELRY. THE COLOR OF THIS CAN NOT BE DUPLICATED BY ANY OTHER MINERAL. IT IS A VERY RARE MINERAL. TYPE: COVELLITECUT: FREE FORM LONG TEAR DROPCOLOR: BLUE AND SILVERWEIGHT: 14.42cts.SIZE: 27mm. X 6mm.CLAIRITY: SOLID METALLUSTER: SUPER SHINNY TREATMENT: NONEORIGIN: MONTANAHARDNESS: 4 ?