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Queensland Boulder opal 10cts rub / rough / preform Koroit Green fires 13x10x4mm BRA03
Queensland Boulder opal 10cts rub / rough / preform Koroit Green fires 13x10x4mm BRA03
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This is a Boulder opal of the Queensland opal fields.
From Koroit mining area , this is a opal in ironstone matrix
Bit Green fires showing on exposed face
Preformed so only needs a little work & a Polish lots potential here
Please note boulder opal is ironstone host rock with deposits of opal.
- Details: #BRA03
- Weight: 10cts
- Grade: POTENTIAL GRADE
- Base Colour: Boulder tone
- Source: Queensland Australia
- Field: Koroit
- Size: 13x10x4mm
- Type: Koroit Boulder rough
- Colours: Bit Green colours
- State : In the Rough rubbed and preformed
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Solid, Natural, Untreated Opal, Ironstone Host rock
![Queensland Boulder opal 10cts rub / rough / preform Koroit Green fires 13x10x4mm BRA03](http://boulderfevermate.com/cdn/shop/files/385726264_122119077266033963_2456850071422590742_n.jpg?v=1696324044&width=1445)
![Queensland Boulder opal 10cts rub / rough / preform Koroit Green fires 13x10x4mm BRA03](http://boulderfevermate.com/cdn/shop/files/385729591_122119077710033963_5016398031062027243_n.jpg?v=1696324044&width=1445)