Lithium metasilicate is an ionic compound with the formula Li2SiO3
Preparation
Lithium metasilicate is prepared by the reaction of lithium carbonate and silicon dioxide at temperatures between 515 and 565 °C.1
Applications
The melting of lithium metasilicate is used for the calibration of thermocouples.2
References
Tang, Tao; Zhang, Zhi; Meng, Jian-Bo; Luo, De-Li (December 2009). "Synthesis and characterization of lithium silicate powders". Fusion Engineering and Design. 84 (12): 2124–2130. Bibcode:2009FusED..84.2124T. doi:10.1016/j.fusengdes.2009.02.017. /wiki/Fusion_Engineering_and_Design ↩
Biggar, Gordon M. (June 1972). "Diopside, lithium metasilicate, and the 1968 temperature scale". Mineralogical Magazine. 38 (298): 768–770. Bibcode:1972MinM...38..768B. doi:10.1180/minmag.1972.038.298.16. S2CID 129422457. /wiki/Bibcode_(identifier) ↩