This piece of Koroit opal is cut down and polished to a smooth polished finish. This type of piece shows the intricate patterns that Koroit is renowned for. Region : Queensland. Material : Rough boulder opal.
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Large piece of Koroit boulder opal, easy to handle, showing colour potential from the opal bend. Boulder Opal from Central Queensland, Australia. Region : Queensland. Material : Rough boulder opal. Cut / Shape : Rough.
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This piece of Koroit opal is cut down and polished to a smooth polished finish. This type of piece shows the intricate patterns that Koroit is renowned for. Region : Queensland. Material : Rough boulder opal.
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Boulder Opal from Koroit, central Queensland. A lovely patterned piece of Koroit matrix opal that would be perfect to practice on. Region : Koroit, Queensland. Material : Rough boulder opal. Cut / Shape : Rough.
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Origin: Koroit Boulder Opal Fields, Queensland, Australia. Here we have 3 lovely, natural, solid, shaped boulder opal rubs. This opal is in the rough, raw state and are not finished polished stones, they have been rubbed down for easier work.
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This piece of Koroit opal is cut down and polished to a smooth polished finish. This type of piece shows the intricate patterns that Koroit is renowned for. Region : Queensland. Material : Rough boulder opal.
eBay
A Boulder Opal piece from Koroit, Queensland. Region : Koroit, Queensland. Material : Rough boulder opal. Cut / Shape : Rough. Colour : Multi-Coloured.
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Koroit Boulder Opal from Central Queensland, Australia. Region : Koroit, Queensland. Pieces of a solid boulder opal, sliced out of a larger piece to expose the bright colours. A large piece, easy to craft and make smaller cuts for reshaping.
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