Natural patterned opal stone, tested and certified with laboratory certificate

Stone name: Natural Tree Opal stone weight: 10.342 carats professional cabochon cut: Oval Cabochon is there any treatment according to the laboratory report: Natural source of laboratory certificate: MT important notes: 1- Look at the full details of the stone and the images and video to see the beauty and nature of the stone 2- Please note that the dimensions of the natural stone and all the specifications of the stone in terms of dimensions (length and width) are available in the laboratory report image, whether certificate or booklet