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Physical Properties of Thorium and Holmium


Physical Properties of Holmium and Thorium


Physical Properties

Melting Point
1,750.00 °C   
17
1,461.00 °C   
30

Boiling Point
4,790.00 °C   
8
2,600.00 °C   
99+

Appearance
  
  

Physical State
Solid   
Solid   

Color
Silver   
Silvery White   

Luster
NA   
Metallic   

Hardness
  
  

Mohs Hardness
3.00   
12
Not Available   

Brinell Hardness
390.00 MPa   
29
746.00 MPa   
13

Vickers Hardness
295.00 MPa   
29
481.00 MPa   
23

Speed of Sound
2,490.00 m/s   
36
2,760.00 m/s   
30

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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