; ivory powder and waste - other coral and similar materials, unworked or simply prepared but not otherwise worked; shells of molluscs, crustaceans or echinoderms and cuttle-bone, unworked or simply prepared but not cut to shape, powder and waste thereof. natural sponges of animal origin. ambergris, castoreum...
% . chanks unworked, powder/waste ii % . cowries unworked, powder/waste ii % . cuttlefishl unworked, powder/waste ii % . shells unworked, powder/waste ii % . shells of molluscs,crustaceans or echinoderms and cuttlebone, unworked, powder/waste ii % . natural sponges of animal origin ii % . ambergris, castoreum...