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Lot 114. 41 carats Black Opal with Floral Pattern Red Play of Color, Lightning Ridge, New South Wales, Australia. Estimate US$ 70,000 - 80,000 (€ 62,000 - 71,000). © Bonhams

A large and impressive "nodule" opal (a nobby), having an incredible pinfire play-of-color dominated by reds and orange with minor flashes of green and blue. This is an exceptional opal with a true black base color and a notable offering for the knowledgeable collector. Weighing approximately 41.40 carats and measuring 37.99 x 22.07 x 7.06mm.

Bonhams. The World of Gold, Opals and Other Phenomenal Gems, Los Angeles, 30 June 2020, 10:00 PDT