5.60 carat Olympic mine Rare Mackerel pattern
 
Super rare pattern from this opal, mine at the famous Olympic fields. The pattern has strong red, green and blue fire in excellent mackerel lines with what looks like a spine running through one side. One of a kind opal
 
Mine - Olympic
Body Tone - N8
Brightness - 4/5
Fire colour - Red Green Blue
Size - 16x12x4mm
Weight - 5.60 carats
 
Price is for the stone pictured
 
About Opals
 
Treatment: Natural
Color: 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.
 
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 safty on the water.
 
All orders are sent recorded delivery UK and International.