7.75 cts Australian Solid Black Opal Rough Rubs Lightning Ridge Parcel

Item description

Gemstone Type: Opal Rough

Black: Semi Black/ Crystal

Colour: Red/ Green/ Blue

Gemstone: Natural Solid

Weight: 7.75 carats

Dimensions: L 9.7 - 17.6 mm

W 6.8 - 9.7 mm

H 2.0 - 3.3 mm

Quantity: 5 stones

Parcel with: Rough Rubs 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.