Physical Properties of Neptunium and Zinc
Physical State
Solid
Solid
Color
Silver
Silvery Gray
Mohs Hardness
Not Available
Brinell Hardness
Not Available
Speed of Sound
Not Available
Refractive Index
Not Available
Reflectivity
Not Available
α Allotropes
Not Available
Not Available
β Allotropes
Not Available
Not Available
γ Allotropes
Not Available
Not Available