Physical Properties of Lead and Erbium
Melting Point
1,522.00 °C
  
28
Boiling Point
1,740.00 °C
  
99+
2,510.00 °C
  
99+
Appearance
  
  
Physical State
Solid
  
Solid
  
Color
Gray
  
Silvery White
  
Luster
Metallic
  
Lustrous
  
Hardness
  
  
Mohs Hardness
Not Available
  
Vickers Hardness
Not Available
  
Speed of Sound
1,190.00 m/s
  
99+
2,830.00 m/s
  
28
Optical Properties
  
  
Allotropes
No
  
No
  
α Allotropes
Not Available
  
Not Available
  
β Allotropes
Not Available
  
Not Available
  
γ Allotropes
Not Available
  
Not Available