500cts of Lightning Ridge Knobby/ Knobby splits & formations Some bits of colour to go at but not cutters !!! 20mm to chip size Lot B4-A527 wk_end_auction yet bright opal to cut

yet bright opal to cut and polish into a stunning gemstone

com and take a chance on this big opal beauty

the size and bar position require thoughtful cutting

Lot Number: B4-A133

00ct Coober Pedy seam opal rub shows clear stacked vertical bar structure with green and blue dominant colour flashing across the face

500cts of Lightning Ridge Knobby/ Knobby splits & formations Some bits of colour to go at but not cutters !!! 20mm to chip size Lot B4-A527 wk_end_auction yet bright opal to cutLot Title: 500cts Lightning Ridge Knobby Rough & Splits Bits of Colour, Not for CuttingLot Number: B4 A527 Details: Weight: 500. 00 carats (parcel lot) Size Range: Approx. 20mm down to chip size Origin: Lightning Ridge, NSW Type: Knobby rough, splits, and formations Colour: Scattered bits of colour present Untreated natural material Not suitable for standard cutting sold as a gamble specimen mix Description: A large 500ct parcel from Lightning Ridge