Basic Information

Name: Lutetium

Symbol: Lu

Atomic Number: 71

Atomic Mass: 174.967 amu

Melting Point: 1656.0 °C (1929.15 °K, 3012.8 °F)

Boiling Point: 3315.0 °C (3588.15 °K, 5999.0 °F)

Number of Protons/Electrons: 71

Number of Neutrons: 104

Classification: Rare Earth

Crystal Structure: Hexagonal

Density @ 293 K: 9.85 g/cm3

Color: silvery

Name

Sign

Purity

 Shape 

Lutetium

Lu 

99.5%

Ingot, Sputtering Targets, Evaporation Materials, Granule, Lump, Sheet

Lutetium

Lu 

99.95%

Ingot, Sputtering Targets, Evaporation Materials, Granule, Lump, Sheet

Name

Sign

Purity

 Shape 

Lutetium Fluoride

LuF3

99.95%

Powders

Lutetium Oxide

Lu2O3

99.9%

Powders