It is the tiger'seye matrix, the rock the tiger'seye is found in. Frequently it looks like it has hematite running through it as well as tiger'seye. It can be an elegant stone in a "been to Minnesota, loved it, sort of way." 15 - 16 inch strands temporarily strung (no clasps). There are about 65 beads on a 6mm strand. Combine all single bead strands on beading.com to get the pricebreaks.