Collection of Four Mauritanian Amazonite Bead Necklaces. Including a long two strand crown knotted necklace of excellent antique amazonite beads from Mauritania, beads are of a very good color; a two strand crown knotted necklace composed of old, good quality amazonite beads from Mauritania; a crown knotted necklace composed of old amazonite beads from Mauritania, this necklace features some unusually large specimens together with a long two strand necklace of good quality amazonite beads from Mauritania, beads separated by wrapping with a bead and loop macrame closure.