High brilliance formations of flashing green opal. Shining highlights of gold dominant multicolour. Ideal to keep as specimen set, or cut to stones. Sliced thick to allow for optional drilling. High density ironstone host rock from Winton. Solid natural rough boulder opal, sliced on saw. Approx. sizes: (1) 50 x 15 x 10 (2) 45 x 18 x 10 (3) 50 x 7 x 10 mm Approx. total weight: 52.4 Grams (262 Carats) Photos taken under indoor white light.
