Opal Matrix

• This Opal matrix from the Andamooka Field in the desert of South Australia displays brilliant flashes of electric green and blue.
• The item is in the form of a solid triangular cabochon and is polished all over.
• Andamooka Opal Matrix is a recognised opal type. It occurs having a light color base. It can be treated by heating to enhance the fire and the colors. This enhances the contrast by giving a black color background and intensifies the apparent intensity of the internal fire.
• This item can be considered a highly displayable specimen or a gemstone looking for a suitable setting.