[{"uri":"http://vocab.getty.edu/aat/300011054","id":"300011054","label":"precious metal"},{"uri":"http://vocab.getty.edu/aat/300133732","id":"300133732","label":"precious stone (material)"},{"uri":"http://vocab.getty.edu/aat/300011175","id":"300011175","label":"[semi-precious stone, semiprecious stone]"}]