13.20 Lightning Ridge rough piece - EO-246
 
Beautiful large Lightning Ridge rough piece with a semi black section and light base section.

Red, Orange, Gren and blue fire cover the whole face with multiple fire lines under it. Will cut a medium to low dome stone.
 
Source - Lightning Ridge
Size - 26x20x6mm
Weight - 13.20 crts
Base Tone - N6
Fire Colour - Red Blue Green
Brightness - 4.5/5
 
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.