Gemstones and Crystals: Quartz ball allows the positive energy to spread in all directions at once, making them a great choice for meditation, yoga, aura cleansing and chakra balancing. The spherical shape makes it easy to hold the crystal ball while meditating. Blue Goldstone crystal ball: 20-50 mm, material: natural blue goldstone crystal stone, quantity: 7 Pcs blue goldstone Crystal Sphere Ball, naturally extracted crystals, retain their natural texture, are cut to a spherical shape. Service: The cracks and frosts inside are natural and normal phenomenon. Each one is unique, you will receive a similar one as pictures shown. Ideal Gift: Wonderful gift for someone full of positive energy and cleansed of all negative vibrations. A great housewarming, birthday gift for familys and friends to experience the magic and natural beauty of natural crystals in your home Crystal balls symbolise wind and water, peace and good fortune; they are the centrepiece of any home décor, enhancing the overall atmosphere.