5.08 Ct wood replacement opal Type_Pipe

5.08 Ct wood replacement opal Type_PipeA lovely 5. 08 Ct wood replacement opal in a classic oval shape. 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

This remarkable process results in the meticulous preservation of intricate internal structures

A beautiful green and purple striped boulder opal

A beautiful large free-form boulder opal with a green and blue striped pattern

they boast a unique caramel colour with a hint of green and pink

A small and beautiful rainbow boulder opal

A lovely 11

A beautiful 4

A lovely free-form light pink and green boulder opal

48 x 45 mm

boasting a full spectrum of vibrant colors and a deep

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

A classic oval boulder opal with a gorgeous pink and green fine-stripe pattern