Bismuth Germanate
Bi12GeO20
Chemical name
Bismuth Germanate |
Mineral name
BGO |
Chemical formula
Bi12GeO20 |
Melting point [°C]
1050 |
Crystal system
cubic |
Unit cell
a [Å]:10,143 b [Å]:10,143 c [Å]:10,143 |
Molecular weight [g/mol]
1245.68 or 2900 |
Formula units
Z=2 |
Mohs hardness
4.5 |
Density [g/cm3]
7.13 or 9.22 |
Cleavage
none |
Transparency
transparency range 470 - 7500 nm |
Refractive Index
n=2.55 (at 633 nm) |