| Lu | Lutetium | Atomic number : 71 Relative atomic mass (12C = 12.0000) : 174.967 |
|||||||
| P H Y S I C A L D A T A | |
| Group 3 lanthanide Density / kg m-3 : 9840 [298 K] |
Melting point / K : 1936 Boiling point / K : 3668 |
| D I S C O V E R Y | |
| Lutetium was discovered in 1907 by G. Urbain at Paris, France, and, independently by C. James at the University of New Hampshire, USA. |
|
| G E O L O G I C A L D A T A | |
| Abundances Sun (relative to H = 1 × 1012) : 5.8 Earth's crust / p.p.m. : 0.51 Residence time / years : 4000 Classification : recycled Oxidation state : III |
Seawater / p.p.m. : Atlantic surface : 1.4 × 10-7 Atlantic deep : 2.0 × 10-7 Pacific surface : 0.60 × 10-7 Pacific deep : 4.1 × 10-7 |
| B I O L O G I C A L D A T A | |
| Level in humans Organs: n.a., but low |
Daily dietary intake : n.a. Total mass of element in average (70 kg) person : n.a., but very low |
 |
A portrait of lutetium is available on the Visual Elements site. Up to 200 individual items of information on this element are available in The Elements. |