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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Boulder Opal from Koroit, central Queensland. Region : Koroit, Queensland. Material : Rough boulder opal. Cut / Shape : Rough. Colour : Multi-Coloured.
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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 outback Queensland. Boulder Opal from Australia. Material : Rough boulder opal. Gemstone : Boulder Opal. Cut / Shape : Rough. Colour : Multi-Coloured. Parcel Type : Parcel.
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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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Origin: Koroit Boulder Opal Fields, Queensland, Australia. 3 lovely natural solid boulder opal rubs. Beautiful stone patterns with small patches and lines of blue, purple and green opal matrix. This opal is in the rough, raw state and are not finished polished stones, they have been sawn/slabbed for easier work.
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This type of piece shows the intricate patterns that Koroit is renowned for. Region : Queensland. Material : Rough boulder opal. Weight (gm) : 27.
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Region : Queensland. Material : Rough boulder opal. The piece has lovely patterns with flecks of colour peeking through. Weight (gm) : 16. Total Carat Weight (TCW) : 80.
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