Winton Queensland Boulder Opal Preform Rough Specimen (910ct)

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Winton Queensland Boulder Opal Preform Rough Specimen (910ct)
A$72.80 A$54.60

Unearth the vibrant, hidden fires of the outback with this massive Winton Queensland Boulder Opal Preform. Weighing a substantial 910 carats (approximately 182 grams), this premium rough piece comes directly from the historic Winton opal fields in Western Queensland, Australia. The stone features a stunning, natural split face that exposes an extraordinary spectrum of orange, yellow, blue, and green color plays. It has been expertly preformed to remove bulk host rock, making it entirely ready for final shaping and polishing. 

 

Why You’ll Love It

  • Elite Winton Origin: Sourced from the legendary Winton mining fields, famous for high-contrast boulder opals.
  • Natural Split Face Brilliant Fire: Showcases a dazzling multi-color matrix of fiery orange, golden yellow, deep blue, and electric green.
  • Preformed and Ready to Cut: Carefully pre-shaped to save you time, leaving an ideal canvas for lapidary enthusiasts, hobbyists, and artists.
  • Substantial Collector's Size: Measures an impressive 85mm x 60mm, offering an incredible yield for multiple cabs or a magnificent display piece.

 

A Premium Lapidary Canvas of Living Fire

Formed over millions of years inside ironstone boulders, this rough Australian opal offers a thrilling journey of discovery. Because it has already been slabbed and preformed to expose the natural split face, the guesswork is gone, allowing you to see the vibrant color bars right away. Whether you take it to the diamond wheels to carve high-end collector cabochons or place it directly onto a metal crystal stand to admire its raw geological wonder, this massive specimen is bound to leave a lasting impression.

 

Specifications

  • Product ID: 8825362625
  • Gemstone Type: Natural Solid Queensland Boulder Opal
  • Processing Stage: Preformed Rough Specimen (Natural Split Face)
  • Mining Location: Winton Opal Fields, Queensland, Australia
  • Total Carat Weight: ~910 Carats
  • Total Gram Weight: ~182 Grams
  • Approximate Dimensions: 85mm x 60mm x 40mm
  • Best Used For: Lapidary shaping, cabochon cutting, jewelry artistry, or mineral collecting