Lightning Ridge Grey base seam opal rough 12.50cts Blue bar from front to back to expose & polish 25x12x8mm Lot B4-A755 wk_auction Fires and flashes of blue

Fires and flashes of blue and green tones

and blues across the surface

Thin profile but minimal gamble — a perfect piece for precision shaping with excellent visual return

com and uncover the brilliance of this Lightning Ridge opal

Lightning Ridge Grey base seam opal rough 12.50cts Blue bar from front to back to expose & polish 25x12x8mm Lot B4-A755 wk_auction Fires and flashes of blueLot Title#Grade BC Cutters Gamble Blue Bar Seam Opal Rough on Grey Base (Lightning Ridge) Lot NumberB4 A755 DetailsWeight: 12. 50 ctSize: 25 x 12 x 8 mmOrigin: Lightning Ridge, AustraliaType: Grey Base Seam Opal RoughUse: Cutting RoughColour: Blue bar DescriptionLightning Ridge seam opal rough with a blue bar running front to back through a grey base. The colour is clearly present, but the depth and consistency are uncertain, making this a classic