4.82 Ct 3D Wood Replacement Opal Price_Mid-range 57 Ct flower carving from

57 Ct flower carving from wood replacement opal

This beautiful boulder opal features beautiful purple hues and caramel colours

A lovely boulder opal specimen from our Yaraka opal mine

A lovely opal with pretty of pink and a lilac-hued lighter body tone

4.82 Ct 3D Wood Replacement Opal Price_Mid-range 57 Ct flower carving fromA lovely 4. 82 Ct 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