Lightning Ridge Solid Natural Opal with Green Blue Colors. Semi Black Opals Australian Solid Natural Dark Crystal

Australian Solid Natural Dark Crystal Opal Sterling Silver Pendant 18" chain

4B1:Faint    B2:Dull    B3:Bright    B4:Very Bright    B5:BrilliantBody Tone N1-N9 : N4 Black OpalN1-N4:Black Opal    N5-N6:Dark Opal    N7-N9:Light OpalTreatment : NONEOrigin : Lightning Ridge Opal Field

40 ctSize : 6

Body Tone N1-N9 : N6 Dark Opal

80 mm approx

Lightning Ridge Solid Natural Opal with Green Blue Colors. Semi Black Opals Australian Solid Natural Dark CrystalAustralian Solid Natural Polished Opal. Opal Type : Solid Australian Light Opal Carat Weight : 1. 24 ct Size : 5. 76 mm x 7. 75 mm approx Thickness : 4. 58 mm Color : Green Blue Shape : Oval Cut : High Dome Cabochon Clarity : Translucent Brightness B1 B5 : B3. 6 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 : Lightning Ridge Opal