840 cts Australian Boulder Opal Rough Specimens x 3 pcs Split

Item description

Weight: 840 carats

Dimensions: L 29.7 -63.0 mm x W 22.9 - 42.8 mm x H 14.6 -30.8 mm

Colour: Green/Multi-colour

Origin: Australia Winton

Uses: for cutting or specimen

Gemstone: Australian Rough Boulder Opal

Uses: Mineral Collection

Treatments: None