Natural stone beads Vulcanic Rock tubes Black

Specifications Natural stone beads Vulcanic Rock tubes: • Our natural stone items are scientifically investigated by Hanco Zwaan, mineralogist at the Dutch Gemstone Laboratory at Naturalis. During this research, it became clear which type of rocks the beads are made of. It also becomes clear in what way it was processed. This item has not been investigated at this moment, but has been carefully selected from our high-quality natural stone suppliers from China. So you are assured of a beautiful quality natural stone product. • This item consists of Vulcanic rock. This means the item is made out of pure natural stone and has not been altered, apart from grinding and polishing. This is the purest possible form of natural stone. It is said that this type of natural stone has a motivating effect • Material pure natural stone