26.5 cts Rough Black Opal Rub Lightning Ridge -Nobby

Item description

Gemstone Type: Opal Rough Rub

Colour: Blue/Purple/Multi-colour

Gemstone: Natural Solid

Weight: 26.5 cts

Dimensions: L 25.5 mm x W 16.1 mm X H 9.4 mm 

 Origin: Lightning Ridge Australia

Treatment: No

Water is sprayed on the opal to simulate a polished stone.