17.6 cts Australian Rough Black Opal Parcel, Rubs, Lightning Ridge CMR

Item description

Gemstone Type: Opal Rough Solid Rubs

Black Opal

Colour: Green/Blue

Weight: 17.6 carats

Quantity: 6 stones 

Dimensions: L 10.5-18.5 mm W 7.5-11.7 mm H 3.2-5.0 mm

Uses: Mineral Collection/jewellery/specimen/cutting 

Origin: Lightning Ridge Australia

Treatment: No

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