Lithium tantalate (LiTaO3) is a perovskite which possesses unique optical, piezoelectric and pyroelectric properties which make it valuable for nonlinear optics, passive infrared sensors such as motion detectors, terahertz generation and detection, surface acoustic wave applications, cell phones and possibly pyroelectric nuclear fusion.
Molar mass： 235.887 g/mol
Density： 7.46 g/cm3, solid
Melting point： 1,650 °C (3,000 °F; 1,920 K)
Solubility in water：Insoluble in water
Crystal structure：Space group R3c