[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"minerals:one:39212":3},{"id":4,"longid":5,"guid":6,"name":7,"shortcode_ima":8,"entrytype":9,"entrytype_text":10,"varietyof":11,"synid":11,"polytypeof":11,"groupid":12,"weighting":13,"nolocadd":14,"blacklisted":14,"mindat_formula":15,"mindat_formula_note":16,"ima_formula":17,"elements":18,"sigelements":24,"key_elements":11,"impurities":11,"cim":11,"ima_status":25,"ima_notes":11,"ima_history":11,"approval_year":27,"publication_year":28,"discovery_year":11,"strunz10ed1":29,"strunz10ed2":30,"strunz10ed3":30,"strunz10ed4":31,"dana8ed1":32,"dana8ed2":33,"dana8ed3":34,"dana8ed4":35,"csystem":36,"cclass":37,"spacegroup":38,"spacegroupset":39,"a":40,"b":11,"c":41,"alpha":11,"beta":11,"gamma":11,"aerror":42,"berror":11,"cerror":42,"alphaerror":11,"betaerror":11,"gammaerror":11,"va3":11,"z":43,"csmetamict":14,"commentcrystal":11,"twinning":11,"tranglide":11,"parting":44,"epitaxidescription":11,"morphology":11,"tlform":45,"hmin":46,"hmax":47,"hardtype":11,"vhnmin":11,"vhnmax":11,"vhnerror":11,"vhng":11,"vhns":11,"commenthard":11,"dmeas":48,"dmeas2":48,"dcalc":49,"dmeaserror":43,"dcalcerror":11,"commentdense":11,"lustre":11,"lustretype":50,"commentluster":11,"diapheny":51,"streak":52,"colour":53,"commentcolor":11,"colors":54,"streak_colors":57,"luminescence":11,"uv":44,"cleavage":11,"cleavagetype":58,"fracturetype":59,"tenacity":60,"commentbreak":11,"opticaltype":61,"opticalsign":62,"opticalalpha":11,"opticalalpha2":11,"opticalalphaerror":11,"opticalbeta":11,"opticalbeta2":11,"opticalbetaerror":11,"opticalgamma":11,"opticalgamma2":11,"opticalgammaerror":11,"opticalomega":63,"opticalomega2":11,"opticalomegaerror":64,"opticalepsilon":65,"opticalepsilon2":11,"opticalepsilonerror":43,"opticaln":11,"opticaln2":11,"opticalnerror":11,"optical2vcalc":11,"optical2vcalc2":11,"optical2vcalcerror":11,"optical2vmeasured":11,"optical2vmeasured2":11,"optical2vmeasurederror":11,"rimin":66,"rimax":67,"opticaldispersion":11,"opticalpleochroism":68,"opticalpleochorismdesc":11,"opticalbirefringence":11,"opticalcomments":11,"opticalcolour":11,"opticalinternal":11,"opticaltropic":11,"opticalanisotropism":11,"opticalbireflectance":11,"opticalextinction":69,"opticalr":11,"specdispm":11,"ir":11,"electrical":11,"magnetism":11,"thermalbehaviour":11,"other":11,"industrial":11,"occurrence":70,"otheroccurrence":11,"type_specimen_store":71,"description_short":11,"aboutname":72,"rock_parent":11,"rock_parent2":11,"rock_root":9,"rock_bgs_code":11,"meteoritical_code":11,"updttime":73,"reviewed_at":11,"variety_of":11,"varieties":74,"group_members":75,"associates":132,"confused_with":133,"type_localities":134,"occurrence_total":141,"citations":142,"images":170,"structures":181,"synonyms":188,"language_names":198,"wikidata_qid":216,"texts":217},39212,"1:1:39212:9","ecbd152b-b35a-466c-a1a1-9bbbd1c83bbb","Alumoåkermanite","Aåk",0,"mineral",null,29310,84,false,"(CaNa)Al[Si\u003Csub>2\u003C\u002Fsub>O\u003Csub>7\u003C\u002Fsub>]","The mindat formula represents the simplified end-member composition. This composition was historically known as \"soda melilite\".","(Ca,Na)\u003Csub>2\u003C\u002Fsub>(Al,Mg,Fe\u003Csup>2+\u003C\u002Fsup>)(Si\u003Csub>2\u003C\u002Fsub>O\u003Csub>7\u003C\u002Fsub>)",[19,20,21,22,23],"Al","Ca","Na","Si","O",[19,20,21,22,23],[26],"APPROVED",2008,2009,"9","B","10","55","4","1","5","Tetragonal",24,146,"0","7.766","5.0297",4,2,"none","Tabular phenocrysts (up to 1.5 mm) and microphenocrysts in a fine-grained groundmass.",4.5,5,"2.96","3.00","Vitreous","Translucent","White","Light brown",[55,56],"brown","white",[56],"None Observed","Irregular\u002FUneven","brittle","Uniaxial","-","1.635",1,"1.625",1.625,1.635,"Non-pleochroic","straight","Olivine-free melilite-nephelinitic ashes and lapilli-tuff.","Mineralogical Museum, Department of Mineralogy, St. Petersburg State University, St. Petersburg, Russia, sample OL 218, catalogue number 1\u002F19407.\r\nFersman Mineralogical Museum, Russian Academy of Sciences, Moscow, Russia, sample OL 244, catalogue number 3823\u002F1.","For the mineral åkermanite  and its aluminum content.","2025-08-11 12:15:05",[],[76,85,91,96,102,110,119,125],{"id":77,"name":78,"entrytype":9,"csystem":36,"ima_formula":79,"mindat_formula":80,"hmin":47,"hmax":81,"dmeas":82,"dcalc":83,"primary_image_id":84},70,"Åkermanite","Ca\u003Csub>2\u003C\u002Fsub>MgSi\u003Csub>2\u003C\u002Fsub>O\u003Csub>7\u003C\u002Fsub>","Ca\u003Csub>2\u003C\u002Fsub>Mg[Si\u003Csub>2\u003C\u002Fsub>O\u003Csub>7\u003C\u002Fsub>]",6,"2.944","2.922",473,{"id":86,"name":87,"entrytype":9,"csystem":36,"ima_formula":88,"mindat_formula":89,"hmin":47,"hmax":47,"dmeas":11,"dcalc":90,"primary_image_id":11},54030,"Bennesherite","Ba\u003Csub>2\u003C\u002Fsub>Fe\u003Csup>2+\u003C\u002Fsup>Si\u003Csub>2\u003C\u002Fsub>O\u003Csub>7\u003C\u002Fsub>","Ba\u003Csub>2\u003C\u002Fsub>Fe\u003Csup>2+\u003C\u002Fsup>[Si\u003Csub>2\u003C\u002Fsub>O\u003Csub>7\u003C\u002Fsub>]","4.39",{"id":92,"name":93,"entrytype":9,"csystem":36,"ima_formula":11,"mindat_formula":94,"hmin":46,"hmax":47,"dmeas":11,"dcalc":95,"primary_image_id":11},471953,"Ferroåkermanite","Ca\u003Csub>2\u003C\u002Fsub>Fe[Si\u003Csub>2\u003C\u002Fsub>O\u003Csub>7\u003C\u002Fsub>]","3.20",{"id":97,"name":98,"entrytype":9,"csystem":36,"ima_formula":99,"mindat_formula":100,"hmin":47,"hmax":81,"dmeas":39,"dcalc":39,"primary_image_id":101},1668,"Gehlenite","Ca\u003Csub>2\u003C\u002Fsub>Al(SiAl)O\u003Csub>7\u003C\u002Fsub>","Ca\u003Csub>2\u003C\u002Fsub>Al[AlSiO\u003Csub>7\u003C\u002Fsub>]",9727,{"id":103,"name":104,"entrytype":9,"csystem":36,"ima_formula":105,"mindat_formula":106,"hmin":47,"hmax":47,"dmeas":107,"dcalc":108,"primary_image_id":109},1769,"Gugiaite","Ca\u003Csub>2\u003C\u002Fsub>BeSi\u003Csub>2\u003C\u002Fsub>O\u003Csub>7\u003C\u002Fsub>","Ca\u003Csub>2\u003C\u002Fsub>Be[Si\u003Csub>2\u003C\u002Fsub>O\u003Csub>7\u003C\u002Fsub>]","3.0336","3.03",10562,{"id":111,"name":112,"entrytype":9,"csystem":36,"ima_formula":113,"mindat_formula":114,"hmin":115,"hmax":42,"dmeas":116,"dcalc":117,"primary_image_id":118},1818,"Hardystonite","Ca\u003Csub>2\u003C\u002Fsub>ZnSi\u003Csub>2\u003C\u002Fsub>O\u003Csub>7\u003C\u002Fsub>","Ca\u003Csub>2\u003C\u002Fsub>Zn[Si\u003Csub>2\u003C\u002Fsub>O\u003Csub>7\u003C\u002Fsub>]",3,"3.396","3.42",10854,{"id":120,"name":121,"entrytype":9,"csystem":36,"ima_formula":122,"mindat_formula":123,"hmin":47,"hmax":47,"dmeas":11,"dcalc":124,"primary_image_id":11},47040,"Hydroxylgugiaite","(Ca\u003Csub>3\u003C\u002Fsub>◻)\u003Csub>E4\u003C\u002Fsub>(Si\u003Csub>3.5\u003C\u002Fsub>Be\u003Csub>2.5\u003C\u002Fsub>)\u003Csub>E6\u003C\u002Fsub>O\u003Csub>11\u003C\u002Fsub>(OH)\u003Csub>3\u003C\u002Fsub>","(Ca,◻)\u003Csub>2\u003C\u002Fsub>(Si,Be)[(Be,Si)\u003Csub>2\u003C\u002Fsub>O\u003Csub>5.5\u003C\u002Fsub>(OH)\u003Csub>1.5\u003C\u002Fsub>]","2.79",{"id":126,"name":127,"entrytype":9,"csystem":36,"ima_formula":128,"mindat_formula":129,"hmin":130,"hmax":130,"dmeas":39,"dcalc":131,"primary_image_id":11},7202,"Okayamalite","Ca\u003Csub>2\u003C\u002Fsub>B\u003Csub>2\u003C\u002Fsub>SiO\u003Csub>7\u003C\u002Fsub>","Ca\u003Csub>2\u003C\u002Fsub>B[BSiO\u003Csub>7\u003C\u002Fsub>]",5.5,"3.30",[],[],[135],{"id":136,"txt":137,"latitude":138,"longitude":139,"country":140},14962,"Ol Doinyo Lengai, Ngorongoro District, Arusha region, Tanzania",-2.7616483,35.913706,"Tanzania",18,[143,148,153,158,162,166],{"id":144,"year":145,"html":146,"doi":147},107986,1970,"Louisnathan, S. John (1970) The crystal structure of synthetic soda melilite, CaNaAlSi\u003Csub>2\u003C\u002Fsub>O\u003Csub>7\u003C\u002Fsub>. \u003Ci>Zeitschrift für Kristallographie\u003C\u002Fi>,  131 (1-6). 314-321 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1524\u002Fzkri.1970.131.1-6.314'>doi:10.1524\u002Fzkri.1970.131.1-6.314\u003C\u002Fa> \u003Ca target='_blank' href='https:\u002F\u002Frruff.info\u002Fdoclib\u002Fzk\u002Fvol131\u002FZK131_314.pdf' class='refpdflink'>\u003C\u002Fa>","10.1524\u002Fzkri.1970.131.1-6.314",{"id":149,"year":150,"html":151,"doi":152},3268,1981,"Fitton, J. G., Hughes, D. J. (1981) Strontian melilite in a nephelinite lava from Etinde, Cameroon. \u003Ci>Mineralogical Magazine\u003C\u002Fi>,  44 (335) 261-264 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1180\u002Fminmag.1981.044.335.03'>doi:10.1180\u002Fminmag.1981.044.335.03\u003C\u002Fa> \u003Ca target='_blank' href='https:\u002F\u002Frruff.info\u002Fdoclib\u002FMinMag\u002FVolume_44\u002F44-335-261.pdf' class='refpdflink'>\u003C\u002Fa>","10.1180\u002Fminmag.1981.044.335.03",{"id":154,"year":155,"html":156,"doi":157},127940,2001,"Bindi, Luca, Bonazzi, Paola, Fitton, J. Godfrey (2001) Crystal chemistry of strontian soda melilite from nephelinite lava of Mt. Etinde, Cameroon. \u003Ci>European Journal of Mineralogy\u003C\u002Fi>,  13 (1) 121-125 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1127\u002F0935-1221\u002F01\u002F0013-0121'>doi:10.1127\u002F0935-1221\u002F01\u002F0013-0121\u003C\u002Fa>","10.1127\u002F0935-1221\u002F01\u002F0013-0121",{"id":159,"year":28,"html":160,"doi":161},16990447,"Wiedenmann, D., Zaitsev, A. N., Britvin, S. N., Krivovichev, S. V., Keller, J. (2009) Alumoåkermanite, (Ca,Na)\u003Csub>2\u003C\u002Fsub>(Al,Mg,Fe\u003Csup>2+\u003C\u002Fsup>)(Si\u003Csub>2\u003C\u002Fsub>O\u003Csub>7\u003C\u002Fsub>), a new mineral from the active carbonatite-nephelinite-phonolite volcano Oldoinyo Lengai, northern Tanzania. \u003Ci>Mineralogical Magazine\u003C\u002Fi>,  73 (3) 373-384 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1180\u002Fminmag.2009.073.3.373'>doi:10.1180\u002Fminmag.2009.073.3.373\u003C\u002Fa> \u003Ca target='_blank' href='https:\u002F\u002Frruff.info\u002Frruff_1.0\u002Fuploads\u002FMM73_373.pdf' class='refpdflink'>\u003C\u002Fa>","10.1180\u002Fminmag.2009.073.3.373",{"id":163,"year":28,"html":164,"doi":165},4564712,"Wiedenmann, D., Zaitsev, A. N., Britvin, S. N., Krivovichev, S. V., Keller, J. (2009) Errata: Alumoåkermanite, (Ca,Na)\u003Csub>2\u003C\u002Fsub>(AI,Mg,Fe\u003Csup>2+\u003C\u002Fsup>)(Si\u003Csub>2\u003C\u002Fsub>O\u003Csub>7\u003C\u002Fsub>), a new mineral from the active carbonatite-nephelinite-phonolite volcano Oldoinyo Lengai, northern Tanzania. \u003Ci>Mineralogical Magazine\u003C\u002Fi>,  73 (6) 1063 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1180\u002Fs0026461x00053834'>doi:10.1180\u002Fs0026461x00053834\u003C\u002Fa>","10.1180\u002Fs0026461x00053834",{"id":167,"year":168,"html":169,"doi":11},16962734,2011,"(2011) Alumoåkermanite. \u003Ci>Handbook of Mineralogy\u003C\u002Fi>. Mineralogical Society of America \u003Ca target='_blank' href='https:\u002F\u002Fwww.handbookofmineralogy.org\u002Fpdfs\u002Falumnoakermanite.pdf' class='refpdflink'>\u003C\u002Fa>",[171],{"id":172,"source_url":173,"license_code":174,"credit_html":175,"title":176,"description":177,"author":178,"original_width":179,"original_height":180},997,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=94163266","CC BY-SA 4.0","Joan Rosell, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=94163266\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","RM2444-alumoakermanite.jpg",":Ejemplar de buen tamaño de alumoåkermanita (IMA2008-049) procedente de las pegmatitas de la península de Kola. De color melado. Se acompaña probablemente de especies como cebollita y juanita que forman una veta blanquecina. Una especie muy poco común, muy visible en la sección pulida del mismo. \n\u003Cdl>\u003Cdd>Yacimiento: Turii alkaline Massif, Turii Cape, Murmansk Oblast, Rusia\u003C\u002Fdd>\n\u003Cdd>Medidas: 3.5 x 3.1 x 1.9 cm.\u003C\u002Fdd>\u003C\u002Fdl>","Joan Rosell",872,1260,[182],{"id":183,"url":184,"label":185,"formula":186,"spacegroup":187,"year":28},420,"\u002Fcif\u002F420.cif","Wiedenmann 2009","(Ca1.52 Na.48) (Al.5 Fe.3 Mg.2) Si2 O7","P -4 21 m",[189,190,191,192,193,194,195,196,197],"Alumnoakermanite","Alumoåkermaniet","Alumoåkermanitt","IMA2008-049","Natriummelilith","Natronmelilith","Soda melilite","Soda-Melilite","Soda-Melilith",[199,203,208,212],{"lang":200,"names":201},"ca",[202],"alumoåkermanita",{"lang":204,"names":205},"de",[206,207],"Alumoåkermanit","IMA 2008-049",{"lang":209,"names":210},"eu",[211],"Alumoåkermanita",{"lang":213,"names":214},"it",[215],"alumoåkermanite","Q19772088",{"history":11,"applications":11}]