220 cts Australian Boulder Opal Rough Parcel

Item description

Weight: 220 carats

Dimensions: L 25.9 - 44.5 mm x W 15.4 - 24.4 mm x H 5.7 - 9.1 mm

Colour: Green/Multi-colour

Quantity: 5 Stones

Origin: Australia

Uses: Pendant for Ring Gold or Silver Mounting

Gemstone: Australian Rough Boulder Opal (Koroit Conglomerate Matrix)

Uses: Mineral Collection

Treatments: None

Treatment: No

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