Niello
性别:男别名:未知生日:未知出生地:未知星座:未知Niello is a black mixture of copper, silver, and lead sulphides, used as an inlay on engraved or etched metal. It can be used for filling in designs cut from metal. The Egyptians are credited with originating niello decoration, which spread throughout Europe during the late Iron Age[1] and is common in Anglo-Saxon, Celtic and other types of Early Medieval jewellery