25 CFR §309.20

1. (a)Sculpture, carving, and pipes made by an Indian, including, but not limited to, wood, soapstone, alabaster, pipestone, argillite, turquoise, ivory, baleen, bone, antler, and shell, are Indian products.
2. (b)Specific examples include, but are not limited to: kachina dolls, fetishes, animal figurines, pipestone pipes, moose antler combs, argillite bowls, ivory cribbage boards, whalebone masks, elk horn purses, and clamshell gorgets.