Up until the 1990s, most rare earth elements came from the United States, especially Mountain Pass, a mine in California near Los Angeles, which supplied most of the late 1960s europium demand.

Rare earth elements could be pulled from coal waste But even with their shielding, the rare earths have limits. Pure neodymium, for example, readily corrodes and fractures, and its magnetic pull ...

Look around you -- rare earth elements are everywhere. Lesley Stahl gets a demo. ... Turns out, as Lesley Stahl explains in our story, the name is a bit of a misnomer.

Ottawa earlier this year said it was investing up to $3.8 billion in a critical minerals strategy, which includes looking for, extracting and processing rare earth elements.