5.32 Ct wood replacement opal Inner world

5.32 Ct wood replacement opal Inner worldA lovely free form 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

60 x 35 mm

99 Ct wood replacement opal

A lovely small triangle boulder opal

A triangle boulder opal with rainbow colours and an unusual golden body tone / background

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

06 Ct boulder opal is an beautiful gem that showcases vibrant rainbow hues

long arch shaped boulder opal specimen with lovely pinks swirls and a strong white stripe

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

this opal is truly unique and one-of-a-kind

A gorgeous rainbow pair of boulder opals

This beautiful boulder opal features beautiful purple hues and caramel colours

not only because it is an opalised fossil