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1.80 carat Mintabie Crystal opal Oval  blue and green fire Eo-426


1.80 carat Mintabie Crystal opal Oval Cut Australian loose gemstone, blue and green fire colour - EO-426

Beautiful oval cut cabochon opal from the Mintabie mines in Australia. Green and blue fire colour dances around the face. Set in a ring or pendant for a stunning piece of jewellery.

Mine - Mintabie, Coober Pedy Australia
Body Tone - Crystal
Brightness - 4/5
Fire colour - Green and blue
Size - 12x7x3.5mm
Weight - 1.80 carats

Price is for the stone pictured


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. 


1.80 carat Mintabie Crystal opal Oval blue and green fire Eo-426

SKU: Eo-426
£85.00 Regular Price
£76.50Sale Price
Only 1 left in stock
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