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Ships within 48 hours · Estimated delivery Aug 27 - Sep 1
with a green edge on one side
A very pretty pair of oval boulder opals
with stripes coloured pink and green
A lovely striped green and blue boulder opal
who's colours perform best in full sun
6.91 Ct 3D Wood replacement opal Shape_Triangle with a green edge onA 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
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