18.8 cts Rough Opal Lightning Ridge for Carving

Item description

Gemstone Type: Rough  Opal

Weight: 18.8 carats

Dimensions: L23.4 mm x W 17.8 mm x H 9.3 mm

Colour: Blue/Green

Gemstone: Australian Opal

Uses: Carving

Treatments: None

Origin: Australian Solid Opal Rough Lightning Ridge

Water is sprayed on the opal to simulate a polished stone