5.88 Ct 3D Wood replacement opal Type_Tiny including pink-red and orange-gold colours

including pink-red and orange-gold colours

lime green

95 Ct purple wood replacement opal with a teardrop shape

boasting a full spectrum of vibrant colors and a deep

5.88 Ct 3D Wood replacement opal Type_Tiny including pink-red and orange-gold coloursA lovely 5. 88 Ct wood replacement opal in a classic rectangle 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