GRINDING STONES Stone Age Artifacts of the World
Australia, China, Ecuador, Japan, New Guinea, and Israel are some of the countries reporting the use of starch identification on ancient grinding stones. Starch granules have been identified from a wide range of different types of plants, such as, Manioc, banana, water chestnut, palm, and walnut plus the more common cereal grains like , barley, wheat, and oats.