tiny, polished disks or beads made from the shells of clams, oysters, abalone, etc. or semiprecious stones and strung to form necklaces
A small polished bead, often of shell or stone, especially a small flat disk that can be strung with others of uniform size to form a smooth cylindrical strand.
Origin of heishiFrom Keresan hishi, shell, shell beads.
turquoise and coral heishi