780 cts Australian Boulder Opal Rough

Item description

Weight: 780 carats

Dimensions: L 70.8 mm x W 60.2 mm x H 30.8 mm

Colour: Purple/Multi-colour

Origin: Australia

Uses: Pendant for Ring Gold or Silver Mounting

Gemstone: Australian Rough Boulder Opal (Gem Matrix Boulder, QLD)

Uses: Mineral Collection

Treatments: None