Brazil The large scale of this gemstone carving is impressive with the Brazilian aquamarine cockatoo weighing in at approximately 16,913 carats. The eyes are rendered with rubellite tourmaline cabochons, the beak of multi-color Brazilian tourmaline. The feet of gold vermeil rest upon a large vertical base of mineral association of quartz with pink and green tourmalines, lepidolite and elbaite. Raised on a two-tiered base of granite bordered in gold vermeil. Measuring 17 x 11 1/2 x 9 in