Natural Opal Rough Top Colors Honduras Erandique Gualguire mine Multicolor Black Matrix UNTREATED! Flash Fire (green, red, blue, orange, purple, yellow) 56.4 cts - 11.28 grams 1 Piece: 36 x 29 x 14 mm about The colors of the opal are only seen in wet piece ( because it's rough ) Photo wet pieces to highlight colors! Lamp light condition! please be careful with the description and measures COMBINED SHIPPING (if you buy more items in the same auction you only pay 1 shipment) Standard shipping ( 2-7 days for Italy ) ( 10-20 days for Europe ) ( 15-40 days for rest of the world )