Calcium oxide: Difference between revisions

Calcium oxide is also a separate mineral species (with the unit formula CaO), named 'Lime'.<ref>{{cite web|url=http://cnmnc.units.it/|title=List of Minerals|website=Ima-mineralogy.org|date=21 March 2011}}</ref><ref>{{cite journal |last1=Fiquet |first1=G. |last2=Richet |first2=P. |last3=Montagnac |first3=G. |title=High-temperature thermal expansion of lime, periclase, corundum and spinel |journal=Physics and Chemistry of Minerals |date=Dec 1999 |volume=27 |issue=2 |pages=103–111 |doi=10.1007/s002690050246 |bibcode=1999PCM....27..103F |s2cid=93706828 |url=https://doi.org/10.1007/s002690050246 |access-date=9 February 2023}}</ref> It has an [[Cubic crystal system|isometric crystal system]], and can form a [[Solid solution|solid solution series]] with [[Cadmium oxide|monteponite]]. The crystal is brittle, pyrometamorphic, and is unstable in moist air, quickly turning into [[portlandite]] (Ca(OH)₂).<ref>{{Cite webjournal |last=Tian, Lin, Yan |first=X. K., S. C., J., & Zhao, C. Y. |date=2022 |title=Lime |url=https://doi.org/10.1016/j.cej.2021.131229 |access-date=10 March 2022 |website=Mindat.org|doi=10.1016/j.cej.2021.131229 }}</ref>