Fluorite, with its gorgeous multi-coloration, is a popular and beautiful power stone. Material: Rainbow Fluorite (fluorite, calcium fluoride) / Natural Shape: Round Size: 8mm (±0.5mm) Inner circumference: approx. 16cm Colors: Green, Purple [Stone Words] Hidden virtues, hope and success [Recommended purification method] It is said to be more compatible with moonlight than ultraviolet rays contained in sunlight, so purification with moonlight bathing or a crystal cluster is recommended. * Natural stones born from nature may contain inclusions, cracks, and some chips. Thank you for your understanding. Also, there is no effect as a power stone. * Because they are natural stones, the color, pattern, and shape may differ slightly. * Product images are taken of the actual product. For products of the same rank of quality, images taken in the past may be used. * The color may appear slightly different from the actual product depending on your screen and environment.