Thoughtful delivery service

Easy 30 day returns

Certified Reviews

Description

2.51 Ct heart wood replacement opalA beautiful 2. 51 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

A lovely narrow free-form boulder opal with colourful stripes down one side

Consequently

but because the remaining internal structures create a mesmerizing inner world that is visible through the transparent and translucent opal

A lovely light green pair of teardrop boulder opals

A larger boulder opal heart with a thick green-blue opal stripe

A large electric blue

08 Ct wood replacement opal in a classic oval shape

A beautiful green and purple striped boulder opal

99 Ct wood replacement opal

A beautiful 5

A gorgeous teardrop boulder with greens and purple colours plus caramel stripes

A lovely small green and purple boulder opal specimen shaped like a large tooth or tusk