Black/Dark Crystal Seam opal formation rough 5.75cts Gorgeous Bright Green/Blue dominant M.fires 18x3x5mm Lot B4-A754 wk_auction The size range from 10mm

The size range from 10mm pieces to chips ensures variety and versatility for your lapidary creations

this opal offers great potential for lapidaries and collectors alike

but untested inside

Lot Title: Lightning Ridge Knobby & Formation Parcel – 430

Lot Title: Ocean of Deep Blues – Dark Base Crystal Knobby Rough/Rub 9

Black/Dark Crystal Seam opal formation rough 5.75cts Gorgeous Bright Green/Blue dominant M.fires 18x3x5mm Lot B4-A754 wk_auction The size range from 10mmLot Title#Grade B Cutter Bright Green Blue Multi Fire Dark Crystal Seam Rough (Lightning Ridge) Lot NumberB4 A754 DetailsWeight: 5. 75 ctSize: 18 x 3 x 5 mmOrigin: Lightning Ridge, AustraliaType: Black Dark Crystal Seam Opal RoughUse: Cutting RoughColour: Bright green blue dominant multi fire DescriptionBeautiful Lightning Ridge dark crystal seam opal rough with bright green and blue dominant multi fire across a thin formation. The colour is vivid and