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2.50 carat Mintabie white light grey opal oval - EO-427

Beautiful oval cut white light grey opal from the Mintabie field, green blue fire pattern that is directional. Can be seen best from one direction which would be its ideal orientation when set in a ring or pendant. See video for for pattern.

Mine - Mintabie, Coober Pedy Australia
Body Tone - N7
Brightness - 4/5
Fire colour - Green Blue
Size - 10x9x4mm
Weight - 2.50 carats


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 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. 


2.50 carat Mintabie white light grey opal oval - EO-427

SKU: Eo-427
£69.00 Regular Price
£62.10Sale Price
Only 1 left in stock
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