Opal formation rough specimen 42.00cts Blue fires in Dark base seam deposit 31x28x13mm Lot B4-A253 Premium weighing 325

weighing 325

or keeping as a specimen

these opals offer a great opportunity for lapidaries looking to explore and work with unique formations

but good potential for cutting

mystery piece

Opal formation rough specimen 42.00cts Blue fires in Dark base seam deposit 31x28x13mm Lot B4-A253 Premium weighing 325Opal Formation Rough Specimen 42. 00cts Lightning Ridge Lot: B4 A253Size: 31 x 28 x 13mmTotal Weight: 42. 00 caratsOrigin: Lightning Ridge, Australia This opal formation rough specimen from Lightning Ridge showcases blue fires within a dark base seam deposit, making it a fascinating piece for collectors or cutters. Its sizeable structure and strong dark base enhance the color play, offering great potential as a specimen or cutting project. Natural &