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Ironstone’s Crown Jewel is the world’s largest piece of crystalline gold.[1] At 44 lbs troy (16.4 kg), it is substantially larger than the Fricot "Nugget" (13.8 lb troy; 5.15 kg)[2] and the Whopper (11.7 lb troy; 4.37 kg),[3] the next two largest specimens.
- ^ Cite error: The named reference
heeger1997was invoked but never defined (see the help page). - ^ "California State Mining and Mineral Museum". Retrieved 2017-08-16.
- ^ "A Visit to the 16 - 1 Mine". Retrieved 2008-08-20.