Wood opal

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Wood opal

Wood opal is a form of petrified wood which has developed an opalescent sheen or, more rarely, where the wood has been completely replaced by opal. Other names for this opalized sheen like wood is opalized wood and opalized petrified wood. It is often used as a gemstone.[1]

References[edit]

  1. ^ GEM HUNTER By George Frangoulis