Stunning Knobby opal parcel 13.25cts Lightning Ridge Super Bright Crystal Material too cut & Polish 24x12x4 to 13x12x3 mm Lot B4-A820 wk_end_auction Includes knobby and knobby formation

Includes knobby and knobby formation pieces with plenty of potch and only small hints of colour throughout

vibrant multicolours across its untouched surface

for adventurous cutters

Big enough for a few strategic cuts if the bar runs true

This Winton boulder opal rub/rough shows a small but striking zone of red fire already exposed on the face

Stunning Knobby opal parcel 13.25cts Lightning Ridge Super Bright Crystal Material too cut & Polish 24x12x4 to 13x12x3 mm Lot B4-A820 wk_end_auction Includes knobby and knobby formationLot Title#Grade A Cutters Super Bright Crystal Knobby Opal Parcel (Lightning Ridge) Lot NumberB4 A820 DetailsWeight: 13. 25 ct (parcel)Size Range: 24 x 12 x 4 mm to 13 x 12 x 3 mmOrigin: Lightning Ridge, AustraliaType: Knobby Crystal Opal RoughUse: Cutting PolishingColour: Super bright crystal fire DescriptionStunning parcel of Lightning Ridge super bright crystal knobby opal totalling 13. 25cts. These stones display intense internal fire, typical of