925 Silver - Chalcedony Necklace. Weight - 23,2g Length - 47 cm Gray Chalcedony is a nurturing, translucent microcrystalline quartz ranging from pale grey to near-black, believed to promote emotional balance, inner peace, and stress relief. It is used in meditation for grounding, worn as calming jewelry for communication (throat chakra), and placed in homes to foster harmony and absorb negative energy. Item will be shipped by registered mail with tracking number.