37.65 cts Australian Solid Semi Black Opal Rough Nobby Lightning Ridge Parcel

Item description

Gemstone Type: Opal Rough

Black/ Semi Black

Colour: Red/Green/Blue

Gemstone: Natural Solid

Weight: 37.65 carats

Dimensions: L 8.2 - 31.5 mm

W 7.9 - 16.5 mm

H 4.2 - 10.0 mm

Quantity: 4 stones

Parcel with: Rough/Nobby opal

Uses: Mineral Collection/jewellery/specimen/

Origin: Lightning Ridge Australia

Recommended uses:  cutting 

Treatment: No

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