Bi-Colored Quartz Heart Briolettes measure approximately 12x12mm up to 16x16mm in size, these beads have a vitreous luster showing excellent faceting and polish, excellent symmetrical shaped Lemon Quartz beads and Bi-color Quartz beads, the body colors are a very dark citrus yellow hue with a Bi-color dark brown and lemon yellow hue, and these exceptionally brilliant gemstones have few internal characteristics for a beautiful strand of predominantly Bi-Colored Quartz beads.