Pay in 4 interest-free payments of $38.25 Learn more
Ships within 48 hours · Estimated delivery Sep 12 - Sep 17
A beautiful black boulder opal with bright greens and blues
A beautiful pill-shaped boulder opal with bright green and blue colours
but because the remaining internal structures create a mesmerizing inner world that is visible through the transparent and translucent opal
A wonderful rainbow boulder opal with an unusual darker lilac body tone
10.22 Ct 3D wood replacement opal Price_Mid-range A beautiful black boulder opalA beautiful 10. 22 Ct wood replacement opal with a long narrow triangle shape. What is Wood Replacement opal? Opal formation commences when silica dissolves in water. At our Russells opal mine we have found that this silica solution occupies a void most probably left by decaying tree roots or branches. In cases where the silica infiltrates organic material before complete decomposition occurs, the organic molecules are replaced by silica. This
