6.91 Ct 3D Wood replacement opal Type_Single

6.91 Ct 3D Wood replacement opal Type_SingleA fun 6. 91 Ct wood replacement opal in a modern half circle 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

32 Ct wood replacement heart opal

A lovely 12

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

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

What is Wood Replacement opal

52 Ct ocean-toned boulder opal radiates a striking green-blue hue with a dark body tone and flattering organic shape

We think the triangle shape would make it a lovely large ring or pendant stone

A lovely small teardrop boulder opal from our inexpensive range

Discover the mesmerizing beauty of this 6

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

48 Ct wood replacement opal in a classic rectangle shape

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