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4.9 carat Lightning Ridge semi black Rub Opal - Eo-444



Not seen a rub over 4 cts like this in a while. Super hot red broad rolling flash fire.  Lovely clean rub that needs minor finishing and weight lose. Will cut a semi black Opal worth ££££


Mine - Lightning Ridge
Body Tone - N6
Brightness - 5/5
Fire colour - Red , Green and blue
Size - 18x14x4mm
Weight - 4.9 carat


Price is for the stone pictured


About Opals from around the world - 


Treatment: Natural

Colours Opal Can Be: Black, White, Blue, Green, Red, Yellow, Pink, Grey, Purple, Orange, Brown

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 dimensions 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. 


4.9 carat Lightning Ridge semi black Rub Opal - Eo-444

SKU: Eo-444
£949.00 Regular Price
£854.10Sale Price
Only 1 left in stock
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