DETAILS: No2308 Natural solid boulder opal loose stone 8.33ct 
 Stone  Natural solid boulder opal 
 Carat   8.33ct 
 Dimensions   17.21mm x 12.92mm Thickness 4.26mm 
 Shape   Freeform
 Colour   Deep blue, green, purple
 Transparency   Opaque 
 Origin   Winton, Queensland, Australia
 Note   *It has a slight undulating surface but smooth polish.
*It has a Window (an area of transparency) as shown in the photos.
Last picture is back of the stone. 
   All photos were taken under natural light.
 Coin show in photo is Australian two-dollar coin.Size 20.50mm diameter.
*Please check the measurements before purchase, the items appear bigger in photos.

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