73.6 cts Australian Rough Black Opal Lightning Ridge

Item description

Gemstone Type: Rough Black Opal

Weight: 73.6 carats

Dimensions: L 43.2 mm x W 31.9 mm x H 12.7 mm

Colour: Dark Blue

FREE form

Origin: Lightning Ridge, Australia

Gemstone: Australian Opal

Uses: Carving/Cutting

Treatments: None

Australian Solid Opal Rough Lightning Ridge

Water is sprayed on the opal to simulate a polished stone