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Physical Properties of Niobium and Thulium


Physical Properties of Thulium and Niobium


Physical Properties

Melting Point
2,468.00 °C   
6
1,545.00 °C   
23

Boiling Point
2,468.00 °C   
99+
1,730.00 °C   
99+

Appearance
  
  

Physical State
Solid   
Solid   

Color
Gray   
Silvery Gray   

Luster
Metallic   
Metallic   

Hardness
  
  

Mohs Hardness
6.00   
6
Not Available   

Brinell Hardness
735.00 MPa   
14
471.00 MPa   
25

Vickers Hardness
870.00 MPa   
12
520.00 MPa   
21

Speed of Sound
3,480.00 m/s   
21
Not Available   

Optical Properties
  
  

Allotropes
No   
No   

α Allotropes
Not Available   
Not Available   

β Allotropes
Not Available   
Not Available   

γ Allotropes
Not Available   
Not Available   

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