Thank you for viewing! ◎ I hope this power stone will encourage you in some small way. ◎ If you are interested in this stone, or if this product has caught your eye, I believe it is fate. Fluorite: Approximately 8.5mm Mixed Rutile: Approximately 8.5mm Crystal: Approximately 8mm, Approximately 6mm Purified. Inner diameter: Approximately 15cm Uses transparent (4-ply) Ope-lon rubber. Fluorite (Made in America) Fluorite is sometimes called the "stone of genius." It works to free you from fixed thought patterns and suppressed emotions, enhancing the free and innocent ideas and thinking abilities of childhood. It also enhances clarity and memory, and is said to relieve mental fatigue when studying for exams. It is said to illuminate the way to a solution for those with worries and doubts, as if clearing the fog in front of them. Mixed Rutile (Made in Brazil) It is said that the mixed colors of rutile quartz create a gentle vibration, healing the mind and body of the wearer while providing the necessary energy. It shines the individuality and characteristics of the wearer, supporting them in exercising their abilities. It sometimes heals and sometimes invigorates, supporting the wearer to live their work and life more easily. It is also good for nurturing better relationships, and is said to encourage a radiant way of life that is true to oneself. Crystal It is said to be a power stone that goes well with anything. It is said to ward off evil and bring good luck. Crystal symbolizes purity and innocence, purifying the mind and body, activating vitality, and awakening potential and talent. We look forward to your purchase, and appreciate your understanding as this is handmade. Also, please understand that natural stones are used, so there may be variations in color and shape, distortions, cracks, and inclusions.