Andrew LUTETIUMexternal image ingot.jpg

Name: Lutetuim
Symbol: Lu
Atomic Number: 71
Atomic Mass: 174.967
Standard State: solid at 298 k
Group name: none
Period in Periodic Table: 6
Color: silvery white
Classification: Metallic

Pure metal Lutetium is one of the most difficult elements to prepare. It can be prepared from the reduction of an alkali or alkaline earth metal. Lutetium has a silvery white color, and it is a very rare element. Lutetium is the most expensive of all the rare elements. It is very hard to separate from other rare elements.