Mixed Natural & Synthetic Gemstone Beads, Chip, Size: about 5~8mm wide, 5~8mm long, hole: 1mm. âPlease Note: These Chips Include Natural White Moonstone, Green Aventurine, Citrine, Amethyst, Picture Jasper, Unakite, Red Aventurine, Fluorite, Carnelian, Howlite, Tiger Eye, Rose Quartz, Synthetic Black Stone, Opalite and Dyed Synthetic Howlite.