7.6 cts Rough Black Opal Lightning Ridge -Rub carving centre

Item description

Gemstone Type: Opal Rough Rub

Colour: Green/Blue

Gemstone: Natural Solid

Weight: 7.6 cts

Dimensions: L 16.6 mm x W 15.4 mm X H 4.0 mm 

 Origin: Lightning Ridge Australia

Treatment: No

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