DETAILS: No1698 Natural solid boulder opal loose stone 6.47ct 
 Stone  Natural solid boulder opal 
 Carat   6.47ct 
 Dimensions   19.28mm x 9.12mm Thickness 4.09mm (at the longest point)
 Shape   Freeform 
 Colour   Green, blue
 Transparency   Opaque 
 Origin   Winton, Queensland, Australia
 Note   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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