77 cts Australian Rough Opal Lightning Ridge Mine Run

Item description

Gemstone Type: Rough Opal

Weight: 77 carats

Dimensions: L 35.2 mm x W 27.9 mm x H 15.2 mm

Colour:  Purple/Blue/Green

FREE form

Origin: Lightning Ridge, Australia

Treatments: None

Australian Solid Opal Rough Lightning Ridge

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