4.35 carat Olympic free form shell fossil opal
 
Lovely and bright white opal cut from a shell fossil mined at Olympic mines. Lots of multicoloured fire with a little sand spot on the back of the stone.
Suit ring or pendant setting
 
Mine - Olympic
Body Tone - N9
Brightness - 4
Fire colour - Multicoloured 
Size - 8.7x10.6x3.9mm
Weight - 4.35 carats
 
About Opals
 
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 dimension given
 
Properties:
 
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 safety on the water.
 
All orders are sent recorded delivery UK and International.