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2. Rare-earth element - Wikipedia

   en.wikipedia.org/wiki/Rare-earth_element

   Rare-earth element

3. Rare-earth magnet - Wikipedia

   en.wikipedia.org/wiki/Rare-earth_magnet

   A rare-earth magnet is a strong permanent magnet made from alloys of rare-earth elements. Developed in the 1970s and 1980s, rare-earth magnets are the strongest type of permanent magnets made, producing significantly stronger magnetic fields than other types such as ferrite or alnico magnets. The magnetic field typically produced by rare-earth ...

4. Tetrataenite - Wikipedia

   en.wikipedia.org/wiki/Tetrataenite

   Tetrataenite. Tetrataenite is a native metal alloy composed of chemically-ordered L1 0 -type FeNi, recognized as a mineral in 1980. [ 5][ 6] The mineral is named after its tetragonal crystal structure and its relation to the iron-nickel alloy, taenite. [ 7] It is one of the mineral phases found in meteoric iron. [ 8][ 3][ 9]

5. Pallasite - Wikipedia

   en.wikipedia.org/wiki/Pallasite

   Pallasite - Wikipedia ... Pallasite

6. Meteorite - Wikipedia

   en.wikipedia.org/wiki/Meteorite

   Meteorite - Wikipedia ... Meteorite

7. Rare Earth hypothesis - Wikipedia

   en.wikipedia.org/wiki/Rare_Earth_hypothesis

   Rare Earth hypothesis