Rondelle shaped all natural mosaic turquoise beads from China which have been stabilized. Stabilization hardens and seals the turquoise making it suitable for jewelry use. These mosaic turquoise beads are made from the composition of natural turquoise and magnesite stones with a deeper blue color and a dark matrix accent. They are large rondelle beads measuring 13x22mm. Mosaic turquoise beads are unique and beautiful for any jewelry design.