Bead, black and green serpentine (natural), 13x3mm-15x5mm square tube, D grade, Mohs hardness 2-1/2 to 6. Sold per 15-inch strand.
Item Number: D27-4150SK
This strand of serpentine combines black and green shades in marbled and speckled patterns. The soft nature of the stone makes it a good choice for use in short necklace and earring designs that are protected from heavy abuse.