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Physical Properties of Thorium and Gold


Physical Properties of Gold and Thorium


Physical Properties

Melting Point
1,750.00 °C   
17
1,064.43 °C   
99+

Boiling Point
4,790.00 °C   
8
2,807.00 °C   
36

Appearance
  
  

Physical State
Solid   
Solid   

Color
Silver   
Gold   

Luster
NA   
Metallic   

Hardness
  
  

Mohs Hardness
3.00   
12
2.50   
14

Brinell Hardness
390.00 MPa   
29
194.00 MPa   
99+

Vickers Hardness
295.00 MPa   
29
216.00 MPa   
31

Speed of Sound
2,490.00 m/s   
36
2,030.00 m/s   
99+

Optical Properties
  
  

Reflectivity
Not Available   
95.00 %   
2

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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