Nice Green dominant fires on this Dark base seam opal formation rough 3.50cts Lightning Ridge Material Cut a picture stone or gamble & chase the bar 16x12x5mm Lot B4-A762 wk_end_auction These bright and colourful stones

These bright and colourful stones are ideal for cutting into smaller gemstones or using in fine inlay projects

low to medium risk – ready to work and deliver great results

Gorgeous bright and vibrant multicolours lighting up this Lightning Ridge knobby opal rough

Gamble Grade B (Gamble)Colour visible

Gamble Grade:⚠️ Gamble Grade C (Gamble) – Moderate gamble

Nice Green dominant fires on this Dark base seam opal formation rough 3.50cts Lightning Ridge Material Cut a picture stone or gamble & chase the bar 16x12x5mm Lot B4-A762 wk_end_auction These bright and colourful stonesLot Title#Grade B Cutter Green Fire Seam Opal Rough on Dark Base (Lightning Ridge) Lot NumberB4 A762 DetailsWeight: 3. 50 ctSize: 16 x 12 x 5 mmOrigin: Lightning Ridge, AustraliaType: Dark Base Seam Opal FormationUse: Cutting RoughColour: Green dominant fire DescriptionLightning Ridge seam opal rough on a dark base, showing nice green dominant fire with picture stone potential. The bar appears well positioned, offering the option to cut a framed stone