This enormous rough opal, found in Ethiopia, called "Jurassic Preserved" has a beautiful colour display. Due to the smooth surface, you will see most beautiful colours through this amazing opal. Colours you might encounter are yellow, red, orange and green. This mysterious opal is the top tier for any collection. Take your chance to get this absolute masterpiece. We are delighted to offer this beautiful opal. As you can see from the picture, the opal has a beautiful cut with distinct colours. Every side and angle of this opal displays a mix of colours. These colours are in this opal: - Green; - Blue - Purple - Yellow; - Red; - Orange; Finest color quality: Rough Natural Opal, POC-0565 Colour: Blue, Purple, Green, Orange, Red, Yellow Shape: Rough Crystal Opal Dimensions: 22 x 16 x 12 mm Clarity: Transparant Cut quality: Rough Opal, amazing quality. Origin: Ethiopia, Welo Weight: 19 carats Treatment: Unheated / Untreated