A recently made known source for rhenium.

A recently made known source for rhenium, an extremely hard-wearing silvery metal used in satellites, airplanes, high-tech thermometers, and tactical missiles, has been raise by Russian scientists on Iturup Island. novel Scientist magazine reports that the island's volcano, Kudriavy, is spewing gases that are producing the metal naturally. Scientists believe that harnessing those gases will help them disentangle the metal at faster rates than the volcano brings it naturally.

Rhenium is rare, with a price tag of $1450/kg That's because the world's rhenium grant currently comes from molybdenite,

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