Solid Natural Polished Opal from Mintabie SA .
Opal Type : Solid Australian Light Opal
Carat Weight : 1.68 ct
Size : 4.60 mm x 23.50 mm approx
Thickness : 2.63 mm
Color : Green Blue Yellow
Shape : Fancy
Cut : Low Dome Cabochon
Clarity : Opaque
Brightness B1 - B5 : B3.2
B1:Faint B2:Dull B3:Bright B4:Very Bright B5:Brilliant
Body Tone N1-N9 : N7 Light Opal
N1-N4:Black Opal N5-N6:Dark Opal N7-N9:Light Opal
Treatment : NONE
Origin : Mintabie Opal Field, South Australia.