A beautiful, silky-smooth surface and satin finish, black silk stone is an onyx marble. Striking black banding wraps around a grey-to-white background for a seamless blend.
Promotional-quality gemstones (C grade) in bulk package sizes of ten 16-inch strands for an unbeatable value. Ideal for manufacturers and resellers.
Beads>Grade C>Black Silk StoneBeadsGrade CBlack Silk StoneMulti-coloredBall8mmNaturalhttp://www.firemountaingems.com/itemdetails/h201464psH201464PSBead, black silk stone (natural), 8mm round, C grade, Mohs hardness 4. Sold per pkg of (10) 16-inch strands.//image1.fmgstatic.com/images/p1464psb.jpg44.9844.98As Low As $2.30 per strand