Big Sized Lightning Ridge Black knobby opal rough split pair 52.00cts Lots of Blues Picture stones ? 28x19x16mm & 23x15x14mm Lot B4-A237 ToClear ❓ Grade D Practice MaterialNo

❓ Grade D Practice MaterialNo visible colour – ideal for beginners or cabbing practice

Lightning Ridge opals are a prized addition to any collection

high fire in a thin format

low to moderate risk – semi-black stack with multiple cutting opportunities

High dome potential and excellent body tone make it an ideal candidate for a fine cut stone

Big Sized Lightning Ridge Black knobby opal rough split pair 52.00cts Lots of Blues Picture stones ? 28x19x16mm & 23x15x14mm Lot B4-A237 ToClear ❓ Grade D Practice MaterialNoBig Sized Lightning Ridge Black Knobby Opal Rough Split Pair 52. 00cts Lot: B4 A237Size Range: 28 x 19 x 16mm & 23 x 15 x 14mmTotal Weight: 52. 00 caratsOrigin: Lightning Ridge, Australia This big sized black knobby opal rough split pair from Lightning Ridge features lots of blue fire, with potential picture stone patterns waiting to be revealed. With its deep black base enhancing the color contrast, this pair presents a fantastic opportunity for