Encyclopedia > Gadolinite

  Article Content


Gadolinite is a mineral of a nearly black color and vitreous luster, and consisting principally of the silicates of erbium, yttrium, cerium, beryllium and iron. It is a source of rare earth metals.

All Wikipedia text is available under the terms of the GNU Free Documentation License

  Search Encyclopedia

Search over one million articles, find something about almost anything!
  Featured Article

... common. Although the major European ethnic stock of Brazil was once Portuguese, subsequent waves of immigration have contributed to a diverse ethnic and cultural ...

This page was created in 23.9 ms