7.9 cts Australian Rough Black Opal, Lightning Ridge

Item description

Gemstone Type: Rough Opal

Weight: 7.9 carats

Dimensions: L 18.7 mm x W 15.7 mm x H 5.1 mm

Colour: Blue/Green

FREE form

Gemstone: Australian Opal

Uses: Mineral Collection/jewellery/specimen/Carving

Treatments: None

Australian Solid Opal Rough Lightning Ridge