Fig. 7From: Unravelling the glass trade bead sequence from Magoro Hill, South Africa: separating pre-seventeenth-century Asian imports from later European counterpartsEuropean beads that on morphological grounds could not be assigned to the pre-sixtieth -century series beads (Wood [2]). Pigments or opacifiers were identified in the beads using Raman or XRFBack to article page