74.0 cts Australian Rough Black Opal , Lightning Ridge CMR

Item description

Gemstone Type: Opal Rough

Black Opal

Colour: Purple/Green/Blue

Gemstone: Natural Solid

Weight: 74.0 carats

Dimensions: L 47.3 mm

W 35.6 mm

H 8.7 mm

Parcel with: Rough Opal 

Uses: Mineral Collection/jewellery/specimen/carving

Origin: Lightning Ridge Australia

Treatment: No

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