Natural black spinel is an opaque, jet-black rare gemstone with brilliant sparkle. It is a durable gemstone that resists chips and scratches. Made with high-quality craftsmanship, each pair of precision-cut black spinel beads are well matched for superior design potential. Sizes, shapes and colors may vary with handcrafted items.
Beads>Grade B>SpinelBeadsGrade BSpinelBlacksTeardrop10mmNaturalhttp://www.firemountaingems.com/itemdetails/h207699nbH207699NBBead, black spinel (natural), 20x10mm hand-cut top-drilled faceted puffed teardrop, B grade, Mohs hardness 8. Sold per pkg of 2.//image2.fmgstatic.com/images/p7699nbb.jpg71.0571.05As Low As $20.64 per bead