Indicolite Tourmaline beads Natural Crystal have been straight drilled to show maximum gemstone face, these Indicolite Tourmaline beads are unpolished natural crystals which measure approximately 10x7mm to 18x10mm in size, the tourmaline gemstones are in their natural state as they were found in the Earth without any polish or faceting, and and these semi-translucent to opaque gems have a darkly saturated Indicolite tourmaline hue for a unique group of Tourmaline beads have a true darkly saturated Indicolite tourmaline hue for a unique group of Tourmaline beads.