{{Infobox mineral | name = Aluminocopiapite | boxwidth = | boxbgcolor = | image = Aluminocopiapite-407041.jpg | imagesize = | alt = | caption = Aluminocopiapite found in Spain | struct image = | struct caption = | struct imagesize = | struct2 image = | struct2 caption = | struct2 imagesize= | SMILES = | Jmol = | category = | formula = Al{{sub|2/3}}Fe{{sup|3+}}{{sub|4}}(SO{{sub|4}}){{sub|6}}(OH){{sub|2}}·20H{{sub|2}}O | IMAsymbol = Acpi | molweight = | strunz = | dana = | system = | class = | symmetry = | unit cell = | color = Pale lemon-yellow to deep yellow | colour = | habit = | twinning = | cleavage = | fracture = | tenacity = Fragile | toughness = | mohs = 2-3 | luster = Vitreous | streak = | diaphaneity = Transparent, Translucent | gravity = 2.163 | 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 = }} '''Aluminocopiapite''' (IMA symbol: Acpi<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 an aluminium iron sulfate mineral with the chemical formula Al{{sub|2/3}}Fe{{sup|3+}}{{sub|4}}(SO{{sub|4}}){{sub|6}}(OH){{sub|2}}·20H{{sub|2}}O. Its type localities are Fortymile River in Alaska and the San Rafael Swell in Utah.<ref>[https://mindat.org/min-87.html Aluminocopiapite] {{Webarchive|url=https://web.archive.org/web/20190321214709/https://www.mindat.org/min-87.html |date=2019-03-21 }} on mindat.org</ref> The mineral is named after the city of Copiapó in Chile.
== References == {{Reflist}}
== External links ==
* [http://webmineral.com/data/Aluminocopiapite.shtml Aluminocopiapite data sheet] * [http://handbookofmineralogy.com/pdfs/aluminocopiapite.pdf Aluminocopiapite] on the ''Handbook of Mineralogy''
{{mineral-stub}}
Category:Aluminium minerals Category:Iron(III) minerals Category:Sulfate minerals