TRIVIA 0000055: Did you know that the rarest element on Earth is astatine (At)?
Only around 0.9 ounce (25 g) of the element occurs naturally in the Earth’s crust. Astatine was first discovered by Americans Fred Allison & EJ Murphy.
TRIVIA 0000055: Did you know that the rarest element on Earth is astatine (At)?
Only around 0.9 ounce (25 g) of the element occurs naturally in the Earth’s crust. Astatine was first discovered by Americans Fred Allison & EJ Murphy.
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