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7.35 carat Lightning Ridge free form semi black opal


Stunning semi black opal from the Lighting Ridge fields, large face 18x13mm filled with a super bright red multicoloured broad sheet fire pattern.  Stunning pendant stone or large statement ring. A must see in the hand.


  • Mine - Lightning Ridge
  • Body Tone - N6
  • Brightness - 5/5
  • Fire colour - RED multi
  • Size - 19x13x4mm
  • Weight - 7.35 carat


Price is per stone


About Opals


Treatment: Natural

Luster: Pearly, Vitreous, Opalescence

Birthstone zodiac sign: Libra

Associated month: October

Crystal system: Amorphous solid

Chemical formula: SiO₂·nH₂O

Hardness (Mohs hardness scale): 5.5 – 6.5

Country of origin: Australia, Ethiopia, Mexico and Cornwall amazingly 

Size variations: can vary 0.3mm each way on all dimentions given




In mystical circles, opal is considered a stone representing hope, innocence and purity. It has strong connotations of happiness, faithfulness, loyalty and confidence.  Regarded as a powerful sea stone for safty on the water.


All orders are sent recorded delivery UK and International. 


7.35 carat Lightning Ridge free form semi black opal - OPl019

SKU: Opl019
£1,450.00 Regular Price
£1,305.00Sale Price
Only 1 left in stock
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