what is tridacna
Ms. Zhao(Merchandiser Manager) Tridacna is the most white substance in the world, it is also a rare organic gemstone, Buddhist relics. From gemstone point of view, tridacna calm shell has a pearl luster and glossy but has a pure white color, only the glossy and delicate textured calm shell can be chosen to make tridacna jewelry. Tridacna calm shell healing properties.