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Lutetium Lutetium is the hardest, densest and one of the rarest of the lanthanide group of elements. It is found in some of the less common minerals (e.g. gadolinite and xenotime) and is difficult to isolate. Applications of lutetium tend to be limited to research only.
- Symbol
- Lu
- Discovered
- 1907 by G. Urbain in Paris, France, and, independently, by C. James at the University of New Hampshire, USA.
- Abundance
- 0.51 ppm in the earth’s crust.
Click on an item to paste into clipboard or use clipboard symbol at end to clipboard all values | Atomic number | 71 | | Clip | | Atomic / Molecular Weight | 174.967 | gmol-1 | Clip | | Density | 9842 | kgm-3 | Clip | | Lattice constant | 351 | fm | Clip | | Melting Point | 1973 | K | Clip | | Boiling Point | 3637 | K | Clip | | Specific heat capacity | 155 | Jkg-1K-1 | Clip | | Thermal conductivity | 17 | Wm-1K-1 | Clip |
 paste all data into clipboard See also: Periodic Table.
  
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