Germanium

Ge

Germanium  - Ge
Chemical name
Germanium
Mineral name
Germanium
Chemical formula
Ge
Melting point [°C]
938.25
Crystal system
cubic (Diamond)
Unit cell
a [Å]:0,565 nm
b [Å]:0,565 nm
c [Å]:0,565 nm
Molecular weight [g/mol]
72.59
Mohs hardness
6.0
Density [g/cm3]
5.323
Refractive Index
n=4.0034 at 9.72 μm; n=4.0028 at 10.6 μm
Electrical Resistance
1 Ω•m