"Yup'ik Dancer V A" pendant and necklace

pendant: standing figure holding pompon-like elements; silver mask with wide smiling mouth with visible teeth lifts to reveal a fossilized ivory face with mouth in an O shape; PR arm is hinged; element in PL hand is movable; figure wears skirt with alternating brown and white veined and grey stones, bordered with ivory band with black vertical and horizontal lines and red dots; figure wears green, tan and brown mottled boots; pin on back; necklace: alternating oval elements--gold flatter mask-like element with incised designs alternate with raised inset ivory elements with black designs