3.5x6.5x6.5. 1.5x8.25x1.25.Drug Compounding:Mortar and pestle."Large wedgewood mortar and pestle. with a wooden handled pestle. Eighteenth century pharmacists changed from using brass mortar and pestles in the compounding of medications because the containers produced tiny flakes of metal in the prescriptions. Josiah Wedgwood produced his mortar in 1779. Wedgwood mortars and wooden pestles became very popular."