TIL that despite their name, rare-earth elements are, except for radioactive promethium, relatively plentiful in Earth’s crust. In fact, cerium’s more abundant than copper. However, due to geochemical properties, they are typically dispersed and not often found concentrated in minerals.


5hu1T3WWqWjMhT81DYeSgzjugXrLWvXqdijD343pVUc - TIL that despite their name, rare-earth elements are, except for radioactive promethium, relatively plentiful in Earth's crust. In fact, cerium's more abundant than copper. However, due to geochemical properties, they are typically dispersed and not often found concentrated in minerals.

TIL that despite their name, rare-earth elements are, except for radioactive promethium, relatively plentiful in Earth’s crust. In fact, cerium’s more abundant than copper. However, due to geochemical properties, they are typically dispersed and not often found concentrated in minerals.