Trade beads Trade beads Trade beads (sometimes called aggry and slave beads) were otherwise decorative glass beads used between the 16th and 20th century as a token money to exchange for goods, services and slaves (hence the name). Trade beads were used to African resources by early Europeans. This included African slave trade. The beads were integrated in Native American jewelry using various beadwork techniques. Aggry beads are a particular type of decorated glass bead from Ghana. Made to ease the passage of European explorers and then traders mainly across the African continents, the beads were made throughout Europe although the Venetians
Chimú culture obtain, the "Spondylus princeps", known as the “thorny oyster” for its characteristic spines, is a solid red color and can only be harvested by experienced divers. Thus, this shell is more highly desired and traded by the Chimú people. "Spondylus" shell had a wide variety of uses in Andean culture and took a variety of forms, ranging from whole shells to fragments to ground shell powder. This material was worked to create intricately carved ornaments, tools, and goods reserved for the nobles and deities. Shell fragments have been found as inlays for body ornaments and as beads for pieces of