The rough and unpolished gem weighs a massive 568.69 carats and measures 95 x 59 x 25 mm.
For more on the origin and story visit the Part 1 post.
Next week, we will reveal the equally amazing story of the opals provenance and the internationally renowned gem explorer who mined it.
Stay tuned!
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The Eternal Flame – The World’s Rarest Opal A mammoth 568 carats “The Eternal Flame” is the largest and most significant black crystal ever found. What makes it even rarer is its origin. The volcan...

Campbell Bridges is a world renowned geologist, explorer and gemologist. He discovered Tsavoritenand brought Tanzanite to the USA in the 1960s. One stone not synonymous with him is opal – until now...