{{Infobox mineral | name = Alumohydrocalcite | boxwidth = | boxbgcolor = | image = Alumohydrocalcite in nickel stained rock Hydrous basic calcium aluminum carbonate Mount Hamilton Santa Clara County California 2321.jpg | imagesize = | alt = | caption = Alumohydrocalcite found on Mount Hamilton in California | struct image = | struct caption = | struct imagesize = | struct2 image = | struct2 caption = | struct2 imagesize= | SMILES = | Jmol = | category = | formula = CaAl{{sub|2}}(CO{{sub|3}}){{sub|2}}(OH){{sub|4}}·4H{{sub|2}}O | IMAsymbol = Ahcal | molweight = | strunz = | dana = | system = | class = | symmetry = | unit cell = | color = Chalky white to pale blue, pale yellow, cream, gray; pale rose or brownish pink to dark violet in Cr-bearing varieties | colour = | habit = | twinning = | cleavage = | fracture = | tenacity = Brittle | toughness = | mohs = 2.5 | luster = | streak = | diaphaneity = Transparent, Translucent, Opaque | gravity = 2.21 - 2.24 | density = | polish = | opticalprop = | refractive = | birefringence = | pleochroism = | 2V = | dispersion = | extinction = | length fast/slow = | fluorescence = | absorption = | melt = | Curie temp = | fusibility = | diagnostic = | solubility = | impurities = | alteration = | other = | prop1 = | prop1text = | references = | var1 = | var1text = | var2 = | var2text = | var3 = | var3text = | var4 = | var4text = | var5 = | var5text = | var6 = | var6text = }} '''Alumohydrocalcite''' (IMA symbol: Ahcal<ref>{{Cite journal|last=Warr|first=L.N.|date=2021|title=IMA-CNMNC approved mineral symbols|journal=Mineralogical Magazine|volume=85|issue=3|pages=291–320|doi=10.1180/mgm.2021.43|bibcode=2021MinM...85..291W|s2cid=235729616|doi-access=free}}</ref>) is a calcium aluminium carbonate mineral with the chemical formula CaAl{{sub|2}}(CO{{sub|3}}){{sub|2}}(OH){{sub|4}}·4H{{sub|2}}O. Its type locality is Khakassia, Russia.<ref>[https://mindat.org/min-157.html Alumohydrocalcite] {{Webarchive|url=https://web.archive.org/web/20190406015851/https://www.mindat.org/min-157.html |date=2019-04-06 }} on mindat.org</ref>
== References ==
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== External links ==
* [http://webmineral.com/data/Alumohydrocalcite.shtml Alumohydrocalcite data sheet] * [http://handbookofmineralogy.com/pdfs/alumohydrocalcite.pdf Alumohydrocalcite] on the ''Handbook of Minerals''
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Category:Aluminium minerals Category:Carbonate minerals Category:Calcium minerals