Product Natural Opal Size (mm) 13.24 x 12.91 x 5.44 Number of Gems 1 Total Weight 4.0ct Shape / Cut Triangular Cabochon Colour Whitish body displaying green , orange and minor red play of colour Clarity Translucent Origin Ethiopia Hardness 5.5 – 6.5 MOH’S Scale Crystal Structure Amorphous Enhancement None Certificate Yes Product Code 22975