AFRICAN TURQUOISE & Opalized Petrified Wood NECKLACE with Copper and Earth Charm, Choice, 16", 18" or 20", Gemstone Natural StoneCombining AFRICAN TURQUOISE and OPALIZED PETRIFIED WOOD with copper beads, an earth charm and chain, makes this beautiful necklace unique and special! The natural stone round beads are in the sizes of 4mm, 6mm and 8mm. The African turquoise beads have blue green black brown variations and the opalized petrified wood beads are white light brown dark brown in color. The green, brown and white colors all go together quite well and will coordinate with