1.32 Ct heart wood replacement opal Parcel Opals in our 'Create a

Opals in our 'Create a Parcel' can be paired together to create a great value boulder opal parcel

35 Ct wood replacement opal in a free-form shape

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

Sits on its side in two different directions

1.32 Ct heart wood replacement opal Parcel Opals in our 'Create aA lovely 1. 32 Ct wood replacement heart 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