Specification: Features: 1. Stone Sample Collection: The rocks in different types are well polished and packing with box. Also a great way to introduce children to the joys of rock collecting 2. Proper size, perfect decoration for your desktop. 3. Wide Applications: Perfect gift for collection and friends. Have them in your living room, bedroom, office or even bag. 4. Note: Each natural stone is natural and unique. The color and texture of actual stone may show slightly differences to the images. 5.100 Satisfaction: If you have any question, please feel free to contact us.We will try out best to help you. Notice: Please allow 1-3cm deviation due to manual measurement Actual color may be slightly different from the image due to different monitor and light effect Description: Material: Crystal Box Size:5.5*4*2cm Stone Size: 512mm Package List: 1 Box x Rock