Tanzanite, Red Spinel and Colombian Emerald plain nuggets measure approximately 5x4mm graduating to 8x6mm, exhibit vitreous luster, good polish and asymmetrical nugget shape, transparent body hues of a medium light violetish blue Tanzanite beads, medium Red Spinel beads and light to medium green Colombian Emerald beads. These multi-gemstone beads have visible internal characteristics such as silk, feathering and inclusions.