Approximately 18x25x9mm faceted puffed rectangle carnelian gemstone beads for jewelry making. There are 14-18 beads per 16" strand. Carnelian. These beads have been enhanced to bring out their natural beauty. Ancient Egyptians believed that Carnelian had great power in the afterlife. Questions? Call our friendly sales staff at 1-800-366-2156, or email us.