'Mother Earth' Collection - layering necklaces by Navajo artist Mary Winona Roanhorse. The beads are hand carved from Bison horn and bone which were harvested from Native communities who raise Bison for food consumption. All animals were free to roam on sovereign Tribal lands. 'Grandmother Moon'- 36" beaded necklace with 9 round natural 12mm Amazonite beads, and glass turquoise seed beads.