1. Item No.: SN-050 2. Material: Natural stone (Opalit) 3. Many different stones and designs are avilable ... 1. We can offer various natural semi-precious stone products, different styles(such as necklace, bracelet ... ,Rock Crystal,Fluorite,Agate, amethyst , goldsand stone, blue sand stone, sodalite, amazonite, yellow jade, picture jasper, turquoise, unakite and so on ...