About Boulder Opal:Boulder opals which are mined only in central Queensland Australia, are fund in ironstone. DETAILS: No7828 Natural solid boulder opal loose stone5.75ct. Stone Natural solid boulder opal.
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Weight: 1101cts. Shape: Rough as Shown! Purpose: Jewelry, Lapidary, Collect, or Gift! Color: As Shown! Size: 88x66x41mm.
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Koroit Boulder Opal Rough Piece 920crt - BO-121. Koroit Boulder Opal Rough piece with exposed areas of stone pattern, blue and green colour pattern to expose. Mine - Koroit Boulder. Kinglet Luxuries - UK Fine Gemstone Collectors.
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Solid Boulder Opal from Queensland, Australia. A team of opal cutters on the Gold Coast of Queensland Australia. Being passionate about opals, we strive to bring out the best shapes and polish on all the opals we cut.
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Beautifully shaped Boulder Opal stone Polished.
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Australian Yowah Boulder Opal stone polished 26.2cts. As the sandstone can under cut the opal it has been stabilized and well polished. The beautiful precious opal is embedded in the ironstone.
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All our jewelry is 100% conflict free.
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The Boulder Opal from Australia is mostly found in Queensland and the rock is often ironstone and petrified wood. Boulder Opal can be black, white, light and crystal or a combination of them all making it very unique.
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