Physical Properties of Lanthanum and Uranium
Physical Properties
Melting Point
920.00 °C
99+
1,132.00 °C
39
Boiling Point
3,469.00 °C
18
3,818.00 °C
16
Appearance
Physical State
Solid
Solid
Color
Silvery White
Silvery Gray
Luster
NA
Metallic
Hardness
Mohs Hardness
2.50
14
6.00
6
Brinell Hardness
350.00 MPa
30
2,350.00 MPa
2
Vickers Hardness
360.00 MPa
26
1,960.00 MPa
2
Speed of Sound
2,475.00 m/s
37
3,155.00 m/s
25
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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