Genuine Australian boulder opal:
• Our boulder opal is the real precious boulder opal which is only found in Queensland, Australia.
• Despite claims made by some opal merchants, any so-called boulder opal found in any other country than Australia, is not a true boulder opal.
• Australian boulder opal is found in cracks or cavities of various thickness, in an ferruginous (containing iron) rock, called ironstone.
• Australian boulder opal is cut and polished leaving a thin layer of the mother rock on the back of the opal seam.
• It is the most stable opal in the world.
• It is a very versatile opal: large boulder opal with little opal in it, are carved into very artistic pieces.
• When cut and polished, by world standards, it is a "Natural opal,Type 2".
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