Non-magnetic Synthetic Hematite Beads Strands, Oval, BlackSize: about 3mm in diameter, 5mm long, hole: 0.8mm, about 74~77pcs/strand, 15.2 inch.These lustrous, metallic looking beads add richness wherever they appear. For an exciting new look, mix Hematite with dichroic glass beads -- it's a scintillating combination.