Size: (pendant)35-38 mm (1.38-1.5”)for length; 16-19 mm (0.63-0.75”)for width; chain length: 6” Weight: 12g/pc Quantity: 1 set. (Please note that it just includes 8pcs, not 8 pairs.) Please note that not all of them are natural. The Turquoise and opalite are synthetic. Material: Natural Amethyst/ Natural Rose Quartz / Natural Tiger Eye Stone/ Natural Green Aventurine/ Natural Rock Crystal Quartz/ Natural Obsidian/ Synthetic Green Turquoise (dyed stone powder)/ Opalite (glass) Well-crafted and good quality. Can be used for divination and dowsing.