Lightning Ridge Potchy & colours :) 255.00cts Dark Base Knobby Seam Fossil mostly blue fires 15mm to chip size Lot B4-A528 wk_end_auction 00ct rough opal chunk from

00ct rough opal chunk from Coober Pedy shows intriguing flickers of orange and blue fire within a small section of the bar

and vivid blues

The bar structure offers clear cutting direction and great potential for multiple small-to-medium sized stones

💚💙 Natural & Untouched💚💙 Green & Blue Fire in a Distinct Band💚💙 Authentic Australian Opal – Safe in Water

but structure and consistency are unknown

Lightning Ridge Potchy & colours :) 255.00cts Dark Base Knobby Seam Fossil mostly blue fires 15mm to chip size Lot B4-A528 wk_end_auction 00ct rough opal chunk fromLot Title: Lightning Ridge Potchy & Colours 255. 00cts Dark Base Knobby, Seam & Fossil MixLot Number: B4 A528 Details: Weight: 255. 00 carats (parcel lot) Size Range: Approx. 15mm down to chip size Origin: Lightning Ridge, NSW Type: Mixed knobby, seam, and fossil opal rough Base: Dark potch base Colour: Mostly blue fire with scattered play Untreated natural material Sold as a gamble Description: A fun and varied parcel from Lightning Ridge, this 255ct