Characteristic

Barium fluoride (BaF₂) is an inorganic compound with the formula BaF₂. It is a colorless solid that occurs in nature as the rare mineral frankdicksonite.

Chemical formula：BaF₂

Molar mass：175.324 g/mol

Appearance：white cubic crystals

Density：4.893 g/cm³

Melting point：1,368 °C (2,494 °F; 1,641 K) 

Boiling point：2,260 °C (4,100 °F; 2,530 K) 

Solubility in water：1.58 g/L (10 °C)

                                 1.61 g/L (25 °C)

Solubility：soluble in methanol, ethanol

Magnetic susceptibility (χ)：-51·10⁻⁶ cm³/mol

Thermal conductivity：10.9 W/(m·K)

Refractive index (nD)：1.557 (200 nm)

                                     1.4744 (589 nm)

                                     1.4014 (10 µm)

Crystal structure：Fluorite (cubic), cF12

Application

Used for optical glass, motor brush, optical fiber, laser generator, coating, flux and enamel.Used as a wood preservative and insecticide.