Prime graphic: T. gibbosula and C. rustica shells found in layer 4c in the cave in Morocco, which ended up beads from what's now generally known as the oldest jewelry on the planet. Supply: A. Bouzouggar, INSAP, Morocco / As the beads tend to be fragile also, the new wire https://medium.com/@spoilmevintagediy/the-rich-history-of-beadwork-a-journey-through-the-ages-4e4fd2e474cf