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 Lot Title: Dark Base Opal

Lot Title: Dark Base Opal Rough – 6

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

Opalised fossils from Lightning Ridge are highly sought after for their rarity and natural beauty

A cutter’s treasure hunt — loads of colour here for someone with the eye

25cts – Lightning Ridge – Seam Opal Rub/RoughDescription:Multicolour seam opal rub/rough from Lightning Ridge

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 Lot Title: Dark Base OpalLot 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