Beta-Barium Borate

β-BaB2O4

Beta-Barium Borate - β-BaB2O4
Chemical name
Beta-Barium Borate
Mineral name
BBO
Chemical formula
β-BaB2O4
Melting point [°C]
1095
Crystal system
Rhombohedral
Space Group
3c
Unit cell
a [Å]:12.532
b [Å]:12.532
c [Å]:12.717
Molecular weight [g/mol]
222.95
Formula units
Z=6
Mohs hardness
4
Density [g/cm3]
3.85
Transparency
transparency range 189 - 3500 nm
Refractive Index
ne=1.5452, n0=1.6551 (at 1064 nm); ne=1.5555, n0=1.6749 (at 532 nm); ne=1.6146, n0=1.7571 (at 266 nm)
Electrical Resistance
1011 Ωcm