Dimensions10 mm × 10 mm × 0.5 mm

Growth TechniqueGEL Growth Technique

Orientationundoped

Surface1 side / 2 sides polished

StructureTrigonal

Lattice Constanta = 0.499 nm
c = 1.708 nm

Melting Point1339 °C

Density2.711 g/cm³

Thermal Expansion Coefficient24.39 × 10^-6 K^-1 @ a-axis
5.68 × 10^-6 K^-1 @ c-axis

Refractive Indexn₀ = 1.6654 @ 509 nm
n_e = 1.4898 @ 509 nm

Hardness3 M