5.85 carat 17 Mile free form, double sided fire opal - OPL040
 
Very unique white opal from the 17 mile field mines, cut free form it shows fire patterns both sides. One side is red, blue and green small flash fire with the other being a blocky broad flash fire of reds, green and blue
 
Mine - 17 Mile - Australia
Body Tone - N7
Brightness - 4/5
Fire colour - Red Green Blue
Size - 21x8.8x5mm
Weight - 5.85 carat
 
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.