Natural & Synthetic Mixed Stone Donut Pendants, Mixed Dyed & Undyed, Size: about 16~16.5mm in diameter, 3~4mm thick, hole: 3~3.5mm.âPlease Note: These gemstones may include Opalite & Cherry Quartz Glass & Synthetic Malachite & Turquoise, Natural Rose Quartz & Malaysia Jade & Tiger Eye & Red Jasper & Sodalite & Unakite & Topaz & Quartz Crystal & Agate and so on(as the picture shows). But as it is a mixed product, the stone type is delivered randomly, please refer to the actual product delivered.