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Koroit Boulder Opal triangular Cabochon potch, red pin and patterns

  • $ 20.00
  • Save $ 5

This is an isosceles triangular Koroit boulder opal cabochon from Gene McDevitt’s mine in Australia ~ 13.5 carats. Measures at: ~28mm x 28mm x 15mm x 5mm. This nice boulder opal has some nice patterns and some red pin fire.


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