Basic knowledge of rare earth
Rare Earth Rare Earth Rare Earth Rare Earth Rare Earth Rare Earth Rare Earth Rare Earth Rare Earth Rare Earth Rare Earth Rare Earth Rare Earth Rare Earth Rare Earth Rare Earth Rare Earth Rare Earth Rare Earth Rare Earth Rare Earth In fact, this is just a misunderstanding left over from the 18th century. Several rare earth elements were discovered successively after 1787, but the corresponding mineral discoveries were few. Due to the limitations of science and technology [...]