Quartz and Obsidian 8mm Square Semi-Precious Stone Beads Per Strand

Each bead varies in size, shape and color no two beads are exactly alike. Because these are natural stone beads, each one has its own character including crackling, inclusions, chips, etc...All photos have been taken indoors with daylight, but as always, computer and mobile screens display colors differently.Length: 8mmWidth: 2mm - 3mmHole size: .8mm to 1mm, varies per strandStrand length: about 8" inches longQuantity: Q78-80 beads per strandMaterial: black Obsidian and clear QuartzOrigin: East Asia