and a handful of items found on a hillside 100 ft away scraping knives click on the illustration next to the topic title to see all of the various types of each major topic. GROUND STONE TOOLS . This section contains artifacts developed by Native …Grinding stones to crush minerals and seeds for making paint pigments. Grinding stones for the crushing of plant materials to make medicines. Nut cracking devices. One or some or all these theories may be correct but most students of archaeology do believe that the primary usage of these rocks was to crack open nuts.Texas Indians created a great variety of stone tools and ornaments using many of the diverse rocks they found throughout the state and sometimes materials traded from distant sources. While much attention has been placed on …You are interested in: Native american grinding stone photos. (Here are selected photos on this topic
