Leading image: T. gibbosula and C. rustica shells present in layer 4c of the cave in Morocco, which were being beads from precisely what is now known as the oldest jewelry on the earth. Source: A. Bouzouggar, INSAP, Morocco / This could get started with using a bead typology. Just https://ancient-beadwork19630.blog4youth.com/31655166/about-indian-agate-beads