Very rare and exceptional heart-shaped black opal of 49.98 carats. Origin: Lightning Ridge Australia. Weight : 10 grs Comment : Opal deposits are found on all five continents. However, Australian opals remain the most prized. Lightning Ridge, from which this opal comes, is the world's most famous "spot", notably for its rare black opals. The price per carat for specimens from this source ranges from €500 to €1,500, and much more for black opals of exceptional size and/or color. Analysis: A rare opportunity on the market. This opal is remarkable for its size, shape and shimmering fire. Its size and high quality make it a true jewel of nature, worthy of the finest jewelry, which can be transformed into an exceptional piece of jewelry, or simply appreciated on its own as an exceptional showcase object.

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