Top picture: T. gibbosula and C. rustica shells present in layer 4c of the cave in Morocco, which have been beads from what is now called the oldest jewelry on the globe. Source: A. Bouzouggar, INSAP, Morocco / This paper reconsiders glass beads which have hitherto been considered early medieval https://egyptianbeadwork52963.angelinsblog.com/30489821/getting-my-indian-agate-beads-to-work