untouched Lightning Ridge seam opal formation rough 6.80cts Bright Vibrant zone of Green dominant fires poking through the skin 17x15x7mm Lot B4-A658 wk_end_auction Mostly potch with some bits

Mostly potch with some bits of colours here and there — a real gamble parcel for beginners

low to moderate risk – thin crystal opal with light-toned colour play

Natural opalised fossil

Great for sorting

DetailsWeight: 32

untouched Lightning Ridge seam opal formation rough 6.80cts Bright Vibrant zone of Green dominant fires poking through the skin 17x15x7mm Lot B4-A658 wk_end_auction Mostly potch with some bitsLot Title: Lightning Ridge Seam Opal Formation Rough 6. 80cts Bright Green Dominant Fires Grade B to C GambleLot Number: B4 A658Details: 17x15x7 mm 6. 80cts Lightning Ridge Seam Opal Formation RoughDescription: Untouched Lightning Ridge seam opal formation rough, weighing 6. 80cts. Bright vibrant zone of green dominant fires are poking through the top skin, hinting at a tempting internal bar. A true Grade B to C gamble promising colour hints