{{Short description|Arsenate mineral}} {{Infobox mineral | name = Akrochordite | boxwidth = | boxbgcolor = | image = Eveite, Akrochordite-661880.jpg | imagesize = | alt = | caption = Bright green, vitreous, cluster of eveite (under 0.5 mm) and brown, subhedral akrochordite in a contrasting, pink, granular carbonate matrix | category = Phosphate minerals | formula = {{chem2|(Mn,Mg)4(AsO4)2(OH)4*4H2O}} |IMAsymbol=Akr<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> | molweight = | strunz = 8.DD.10 | system = Monoclinic | class = Prismatic (2/m) <br/><small>(same H-M symbol)</small> | symmetry = ''P''2<sub>1</sub>/c | unit cell = | color = Yellowish red-brown, pale to dark brown, pale pink | colour = | habit = | twinning = | cleavage = Perfect. On {010} , perfect; a second, perpendicular to the first. | fracture = | tenacity = Brittle | mohs = {{frac|3|1|2}} | luster = Sub-Vitreous, resinous, dull | streak = | diaphaneity = Translucent | gravity = | density = | polish = | opticalprop = | refractive = | birefringence = | pleochroism = | 2V = | dispersion = | extinction = | length fast/slow = | fluorescence = | absorption = | melt = | fusibility = | diagnostic = | solubility = | impurities = | alteration = | other = | prop1 = | prop1text = | references = <ref name=atlas>[https://www.mineralienatlas.de/lexikon/index.php/MineralData?mineral=Akrochordite Mineralienatlas]</ref><ref name=Mindat>[http://www.mindat.org/min-72.html Mindat]</ref><ref name=Webmin>[http://webmineral.com/data/Akrochordite.shtml Webmineral data]</ref> }} '''Akrochordite''' is a rare hydrated arsenate mineral with the chemical formula {{chem2|(Mn,Mg)4(AsO4)2(OH)4*4H2O}} and represents a small group of rare manganese (Mn) arsenates and, similarly to most other Mn-bearing arsenates, possess pinkish colour. It is typically associated with metamorphic Mn deposits.<ref name=Mindat/><ref name=handbook>[http://www.handbookofmineralogy.org Handbook of Mineralogy]</ref>
==References== <references />
Category:Arsenate minerals Category:Manganese minerals Category:Hydroxide minerals Category:Tetrahydrate minerals Category:Monoclinic minerals Category:Minerals in space group 14
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