2.65 Ct wood replacement opal Inner world 28 Ct wood replacement opal

28 Ct wood replacement opal in a classic squarish shape

At our Russells opal mine we have found that this silica solution occupies a void most probably left by decaying tree roots or branches

13 Ct wood replacement opal

When you purchase 2 or more opals from our 'Create a parcel' category

2.65 Ct wood replacement opal Inner world 28 Ct wood replacement opalA small purple wood replacement opal. 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 remarkable process results in the meticulous