View source for Perovskite structure


Crystal structure: Cubic or ortorhombic near cubic

'''Earth alkali titanate perovskites:'''
* '''CaTiO<sub>3</sub> – [https://en.wikipedia.org/wiki/Perovskite Perovskite]''' – [https://en.wikipedia.org/wiki/Calcium_titanate Calcium titanate] – ~4.0g/ccm – Mohs 5.5 –  [https://web.archive.org/web/20090413052308/http://cst-www.nrl.navy.mil/lattice/struk/catio3.html (coordinates)]
* BaTiO<sub>3</sub> – 6.0g/ccm – [https://www.mineralienatlas.de/lexikon/index.php/MineralData?lang=en&mineral=Barioperovskite (de)]
* SrTiO<sub>3</sub> – [https://en.wikipedia.org/wiki/Strontium_titanate Strontium titanate] (mineral [https://en.wikipedia.org/wiki/Tausonite Tausonite]) – cubic – Mohs 6.0-6.5 –  [https://www.mineralienatlas.de/lexikon/index.php/MineralData?mineral=Tausonite (de)] – '''Eu doped used as a strong green phosphorescent (glow powder)''' 
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* ZrTiO<sub>3</sub> ??
* PbTiO<sub>3</sub> – [https://en.wikipedia.org/wiki/Lead_titanat Lead_titanate] – toxic & water soluble, bad combination
* – ZrTiO<sub>3</sub> to PbTiO<sub>3</sub> – [https://en.wikipedia.org/wiki/Lead_zirconate_titanate Lead zirconium titanate] – '''strongly piezoelectric'''

== Exotic ==

Not stable under low pressure (need [[small scale ultra high pressure encapsulation]])
* https://en.wikipedia.org/wiki/Silicate_perovskite
* https://en.wikipedia.org/wiki/Post-perovskite

== Related ==

* [[Salts of oxoacids]] – See: "Salts of titanic acid"
* [[Simple crystal structures of especial interest]]

== External links ==

* [https://en.wikipedia.org/wiki/Perovskite_(structure) Perovskite (structure)]
* Related: [https://en.wikipedia.org/wiki/Antiperovskite Antiperovskite] – cation and anion positions swapped