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Among the most important of these alloys are those containing iron and neodymium along with boron.
We see cerium, lanthanum, neodymium , and so forth, which indicate we are dealing with a rare-earth mineral, and that can mean big problems.
There is also a tendency to keep the business in the family, an issue in particular for China Rare Earth, a processor of rare elements like neodymium , which is used in mobile-phone batteries.
They are composed of iron, boron and neodymium , one of the rarest metals on Earth and their strength range from 2000 to 3600 gauss.
China is a major producer of neodymium , and the U.S. magnet factories sold much of their production to the electronics factories of East Asia.
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