WE HAVE MORE THAN 10 YEARS EXPERIENCE OF SUPPLYING ANY KIND OFGEMSTONE PRODUCED IN TANZANIA,WE CAN SUPPLY ANY QUANTITY ANDQUALITY ACCORDING TO YOUR DEMAND.WE CAN ALSO WORK AS YOUR AGENT INTANZANIA FOR ANY KIND OF MINERALS BUSINESS,SUCH AS ROUGHDIAMOND,TANZANITE,RUBY,SAPPHIRE,FELDSPAR AND INDUSTRIAL STONE,LIKECOPPER ORE READ ORE,ETC.You are most welcome for inquires.