Physical Properties of Lawrencium and Thulium
Physical Properties
Melting Point
1,627.00 °C
20
1,545.00 °C
23
Boiling Point
Not Available
1,730.00 °C
99+
Appearance
Physical State
Solid
Solid
Color
Silver
Silvery Gray
Luster
Unknown Luster
Metallic
Hardness
Brinell Hardness
Not Available
471.00 MPa
25
Vickers Hardness
Not Available
520.00 MPa
21
Speed of Sound
Not Available
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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