Prime image: T. gibbosula and C. rustica shells located in layer 4c in the cave in Morocco, which were beads from exactly what is now generally known as the oldest jewelry on earth. Source: A. Bouzouggar, INSAP, Morocco / 10 of your Strangest and many Uncertain Myths of affection and https://medium.com/@spoilmevintagediy/the-rich-history-of-beadwork-a-journey-through-the-ages-4e4fd2e474cf