Californium-252 (per gram)
$27 million
Estimated value as of 2023 · Moneycontrol and Sarajevotimes articles citing production cost/market value per gram
Rare synthetic element produced in nuclear reactors, the rarest element in practical use.
Fun fact Costs approximately $27 million per gram, making it thousands of times more expensive than gold or platinum.
Price History
rare-elementnuclearsyntheticmost-expensive
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