{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,11,1]],"date-time":"2025-11-01T11:36:14Z","timestamp":1761996974393,"version":"build-2065373602"},"reference-count":21,"publisher":"International Union of Crystallography (IUCr)","issue":"3","license":[{"start":{"date-parts":[[2017,2,10]],"date-time":"2017-02-10T00:00:00Z","timestamp":1486684800000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/2.0\/uk\/legalcode"},{"start":{"date-parts":[[2017,2,10]],"date-time":"2017-02-10T00:00:00Z","timestamp":1486684800000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/2.0\/uk\/legalcode"}],"content-domain":{"domain":["iucr.org","wiley.com","iucrj.org"],"crossmark-restriction":true},"short-container-title":["Acta Crystallogr E Cryst Commun","Acta Cryst E","Acta Cryst Sect E","Acta Crystallogr E","Acta Crystallogr Sect E","Acta Cryst E Cryst Commun","Acta Cryst Sect E Cryst Commun"],"published-print":{"date-parts":[[2017,3,1]]},"abstract":"<jats:p>Potassium chromium aluminium diarsenate, KCr<jats:sub>1\/4<\/jats:sub>Al<jats:sub>3\/4<\/jats:sub>As<jats:sub>2<\/jats:sub>O<jats:sub>7<\/jats:sub>, was prepared by solid-state reaction. The structure consists of (Cr<jats:sub>1\/4<\/jats:sub>\/Al<jats:sub>3\/4<\/jats:sub>)O<jats:sub>6<\/jats:sub>octahedra and As<jats:sub>2<\/jats:sub>O<jats:sub>7<\/jats:sub>diarsenate groups sharing corners to build up a three-dimensional anionic framework. The potassium cations are located in wide channels running along the<jats:italic>c<\/jats:italic>-axis direction. The crystal structure is isostructural with the triclinic<jats:italic>A<\/jats:italic><jats:sup>I<\/jats:sup><jats:italic>M<\/jats:italic><jats:sup>III<\/jats:sup><jats:italic>X<\/jats:italic><jats:sub>2<\/jats:sub>O<jats:sub>7<\/jats:sub>(<jats:italic>A<\/jats:italic><jats:sup>I<\/jats:sup>= alkali metal;<jats:italic>M<\/jats:italic><jats:sup>III<\/jats:sup>= Al, Cr, Fe;<jats:italic>X<\/jats:italic>= As, P) compounds. However, the<jats:italic>M<\/jats:italic><jats:sup>III<\/jats:sup>octahedrally coordinated site is 25% partially occupied by chromium and 75% by aluminium.<\/jats:p>","DOI":"10.1107\/s2056989017001797","type":"journal-article","created":{"date-parts":[[2017,2,9]],"date-time":"2017-02-09T12:43:48Z","timestamp":1486644228000},"page":"345-348","update-policy":"https:\/\/doi.org\/10.1107\/cm_01","source":"Crossref","is-referenced-by-count":2,"title":["New mixed aluminium\u2013chromium diarsenate"],"prefix":"10.1107","volume":"73","author":[{"given":"Mohamad Alem","family":"Bouhassine","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Habib","family":"Boughzala","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"329","published-online":{"date-parts":[[2017,2,10]]},"reference":[{"key":"pj2041_bb1","doi-asserted-by":"crossref","first-page":"53","DOI":"10.1524\/zkri.1982.161.1-2.53","volume":"161","author":"Bohat\u00fd","year":"1982","journal-title":"Z. 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