13.5 Ct. Boulder Opal - Top Drilled - Koroit; Australia - 24.7 x 17.2 mm

Shipping to United States: Free
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*** Interesting Free-Form Shape - Cool Colors...
*** Top Drilled With .8 mm Hole...
Origin: Koroit; Queensland; Australia....
Appx. Size: 24.7 x 17.2 mm - 4.5 mm Thick........
Appx. Weight: 13.5 ct....

*** Natural Boulder Opals From The Koroit Often Have Small Pits - See Videos!
*** Solid, Natural, Untreated, Mined Opal...NO Doublets or Triplets.....

*** All My Pictures Are Taken In Direct Sunlight And LED Desk Lamp - No Photoshop.....

*** All Stones Are Cut & Polished By Me, Unless Noted.....
*** Some Common Opal Terminology ***

Directional Stone - Colors Flash With Stone Held At Certain Angles
Contra-Luz Colors - Needs Light From The Side, Or From Behind To Show Color Play
Hydrophane - Stone Will Absorb Water, Usually Going Clear When Wet
Natural - 100% Mined, Untreated, Unassembled
Return Any Stone, For Any Reason, I Give 100% Refund!
I want you to LOVE my opals!

Returns & Exchanges

I gladly accept returns, exchanges, and cancellations

Just contact me within: 14 days of delivery

Ship items back to me within: 30 days of delivery

Reviews (1)


It’s gorgeous. Wish I could rat it higher than a 5 star!

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