[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"minerals:one:54024":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":11,"ima_formula":16,"elements":17,"sigelements":26,"key_elements":27,"impurities":11,"cim":11,"ima_status":28,"ima_notes":11,"ima_history":11,"approval_year":11,"publication_year":30,"discovery_year":11,"strunz10ed1":31,"strunz10ed2":32,"strunz10ed3":24,"strunz10ed4":33,"dana8ed1":11,"dana8ed2":11,"dana8ed3":11,"dana8ed4":11,"csystem":34,"cclass":35,"spacegroup":36,"spacegroupset":37,"a":38,"b":11,"c":39,"alpha":11,"beta":11,"gamma":11,"aerror":40,"berror":11,"cerror":41,"alphaerror":11,"betaerror":11,"gammaerror":11,"va3":42,"z":41,"csmetamict":14,"commentcrystal":11,"twinning":11,"tranglide":11,"parting":11,"epitaxidescription":11,"morphology":11,"tlform":43,"hmin":44,"hmax":44,"hardtype":11,"vhnmin":11,"vhnmax":11,"vhnerror":11,"vhng":11,"vhns":11,"commenthard":11,"dmeas":45,"dmeas2":45,"dcalc":46,"dmeaserror":40,"dcalcerror":11,"commentdense":47,"lustre":11,"lustretype":48,"commentluster":11,"diapheny":11,"streak":49,"colour":50,"commentcolor":11,"colors":51,"streak_colors":55,"luminescence":11,"uv":11,"cleavage":11,"cleavagetype":56,"fracturetype":11,"tenacity":11,"commentbreak":11,"opticaltype":57,"opticalsign":58,"opticalalpha":11,"opticalalpha2":11,"opticalalphaerror":11,"opticalbeta":11,"opticalbeta2":11,"opticalbetaerror":11,"opticalgamma":11,"opticalgamma2":11,"opticalgammaerror":11,"opticalomega":59,"opticalomega2":11,"opticalomegaerror":60,"opticalepsilon":61,"opticalepsilon2":11,"opticalepsilonerror":60,"opticaln":11,"opticaln2":11,"opticalnerror":11,"optical2vcalc":11,"optical2vcalc2":11,"optical2vcalcerror":11,"optical2vmeasured":11,"optical2vmeasured2":11,"optical2vmeasurederror":11,"rimin":62,"rimax":63,"opticaldispersion":11,"opticalpleochroism":64,"opticalpleochorismdesc":11,"opticalbirefringence":11,"opticalcomments":11,"opticalcolour":11,"opticalinternal":11,"opticaltropic":11,"opticalanisotropism":11,"opticalbireflectance":11,"opticalextinction":11,"opticalr":11,"specdispm":11,"ir":11,"electrical":11,"magnetism":11,"thermalbehaviour":11,"other":11,"industrial":11,"occurrence":11,"otheroccurrence":11,"type_specimen_store":65,"description_short":66,"aboutname":67,"rock_parent":11,"rock_parent2":11,"rock_root":9,"rock_bgs_code":11,"meteoritical_code":11,"updttime":68,"reviewed_at":11,"variety_of":11,"varieties":69,"group_members":70,"associates":284,"confused_with":285,"type_localities":286,"occurrence_total":40,"citations":293,"images":315,"structures":316,"synonyms":317,"language_names":319,"wikidata_qid":329,"texts":330},54024,"1:1:54024:9","64682904-eb21-41e5-ab34-3a8ccdd61a8d","Sergevanite","Sgv",0,"mineral",null,11021,11,false,"Na\u003Csub>15\u003C\u002Fsub>(Ca\u003Csub>3\u003C\u002Fsub>Mn\u003Csub>3\u003C\u002Fsub>)(Na\u003Csub>2\u003C\u002Fsub>Fe)Zr\u003Csub>3\u003C\u002Fsub>Si\u003Csub>26\u003C\u002Fsub>O\u003Csub>72\u003C\u002Fsub>(OH)\u003Csub>3\u003C\u002Fsub>&middot;H\u003Csub>2\u003C\u002Fsub>O","Na\u003Csub>15\u003C\u002Fsub>(Ca\u003Csub>3\u003C\u002Fsub>Mn\u003Csub>3\u003C\u002Fsub>)(Na\u003Csub>2\u003C\u002Fsub>Fe)Zr\u003Csub>3\u003C\u002Fsub>Si\u003Csub>26\u003C\u002Fsub>O\u003Csub>72\u003C\u002Fsub>(OH)\u003Csub>3\u003C\u002Fsub> &middot; H\u003Csub>2\u003C\u002Fsub>O",[18,19,20,21,22,23,24,25],"Ca","Fe","Mn","Na","Si","Zr","O","H",[18,19,20,21,22,23,24,25],[23],[29],"APPROVED",2020,"9","C","10","Trigonal",9,78,"R3","14.2179","30.3492",1,3,5313.11,"Anhedral grains up to 1.5 mm across and the outer zones of some grains of associated eudialyte.",5,"2.90","2.906","Measured in heavy liquids.","Vitreous","White","Yellow to orange-yellow",[52,53,54],"yellow","orange","white",[54],"None Observed","Uniaxial","+","1.604",2,"1.607",1.604,1.607,"Non-pleochroic","collections of the Fersman Mineralogical Museum, Russian Academy of Sciences, Leninskiy Prospekt 18-2, Moscow 119071, Russia, registration number 5423\u002F1","Characterizes in coupled Ca+Mn and Na+Fe residence in the particular structural sites. This presumably lowers the typical R3m symmetry. The full (extended) formula is Na15(Ca3Mn3)(Na2Fe)Zr3Si2(Si3O9)2(Si9O27)2(OH)3·H2O.\r\n\r\nA P3-structured variety (?) i...","Named after the Sergevan' River, which is near the discovery locality.","2025-08-11 12:15:22",[],[71,79,85,92,100,107,114,121,127,135,141,148,156,163,169,176,183,191,197,202,208,216,222,230,237,244,251,258,267,272,277],{"id":72,"name":73,"entrytype":9,"csystem":34,"ima_formula":74,"mindat_formula":75,"hmin":44,"hmax":76,"dmeas":77,"dcalc":78,"primary_image_id":11},141,"Alluaivite","Na\u003Csub>19\u003C\u002Fsub>(Ca,Mn\u003Csup>2+\u003C\u002Fsup>)\u003Csub>6\u003C\u002Fsub>(Ti,Nb)\u003Csub>3\u003C\u002Fsub>Si\u003Csub>26\u003C\u002Fsub>O\u003Csub>74\u003C\u002Fsub>Cl &middot; 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&middot; 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","2.82","2.848",{"id":115,"name":116,"entrytype":9,"csystem":34,"ima_formula":117,"mindat_formula":118,"hmin":44,"hmax":44,"dmeas":119,"dcalc":120,"primary_image_id":11},27578,"Dualite","Na\u003Csub>30\u003C\u002Fsub>(Ca,Na,Ce,Sr)\u003Csub>12\u003C\u002Fsub>(Na,Mn,Fe,Ti)\u003Csub>6\u003C\u002Fsub>Zr\u003Csub>3\u003C\u002Fsub>Ti\u003Csub>3\u003C\u002Fsub>MnSi\u003Csub>51\u003C\u002Fsub>O\u003Csub>144\u003C\u002Fsub>(OH,H\u003Csub>2\u003C\u002Fsub>O,Cl)\u003Csub>9\u003C\u002Fsub>","Na\u003Csub>30\u003C\u002Fsub>(Ca,Na,Ce,Sr)\u003Csub>12\u003C\u002Fsub>(Na,Mn,Fe,Ti)\u003Csub>6\u003C\u002Fsub>Zr\u003Csub>3\u003C\u002Fsub>Ti\u003Csub>3\u003C\u002Fsub>Mn[Si\u003Csub>51\u003C\u002Fsub>O\u003Csub>144\u003C\u002Fsub>](OH,H\u003Csub>2\u003C\u002Fsub>O,Cl)\u003Csub>9\u003C\u002Fsub>","2.84","2.814",{"id":122,"name":123,"entrytype":9,"csystem":34,"ima_formula":124,"mindat_formula":124,"hmin":44,"hmax":76,"dmeas":125,"dcalc":106,"primary_image_id":126},1420,"Eudialyte","Na\u003Csub>15\u003C\u002Fsub>Ca\u003Csub>6\u003C\u002Fsub>Fe\u003Csub>3\u003C\u002Fsub>Zr\u003Csub>3\u003C\u002Fsub>Si(Si\u003Csub>25\u003C\u002Fsub>O\u003Csub>73\u003C\u002Fsub>)(O,OH,H\u003Csub>2\u003C\u002Fsub>O)\u003Csub>3\u003C\u002Fsub>(Cl,OH)\u003Csub>2\u003C\u002Fsub>","2.74",8170,{"id":128,"name":129,"entrytype":9,"csystem":34,"ima_formula":130,"mindat_formula":131,"hmin":132,"hmax":132,"dmeas":133,"dcalc":134,"primary_image_id":11},11029,"Feklichevite","Na\u003Csub>11\u003C\u002Fsub>Ca\u003Csub>9\u003C\u002Fsub>(Fe\u003Csup>3+\u003C\u002Fsup>,Fe\u003Csup>2+\u003C\u002Fsup>)\u003Csub>2\u003C\u002Fsub>Zr\u003Csub>3\u003C\u002Fsub>Nb(Si\u003Csub>25\u003C\u002Fsub>O\u003Csub>73\u003C\u002Fsub>)(OH,H\u003Csub>2\u003C\u002Fsub>O,Cl,O)\u003Csub>5\u003C\u002Fsub>","Na\u003Csub>11\u003C\u002Fsub>Ca\u003Csub>9\u003C\u002Fsub>(Fe\u003Csup>3+\u003C\u002Fsup>,Fe\u003Csup>2+\u003C\u002Fsup>)\u003Csub>2\u003C\u002Fsub>Zr\u003Csub>3\u003C\u002Fsub>Nb[Si\u003Csub>25\u003C\u002Fsub>O\u003Csub>73\u003C\u002Fsub>](OH,H\u003Csub>2\u003C\u002Fsub>O,Cl,O)\u003Csub>5\u003C\u002Fsub>",5.5,"2.87","2.869",{"id":136,"name":137,"entrytype":9,"csystem":34,"ima_formula":138,"mindat_formula":139,"hmin":44,"hmax":44,"dmeas":45,"dcalc":140,"primary_image_id":11},42378,"Fengchengite","Na\u003Csub>12\u003C\u002Fsub>&#9723;\u003Csub>3\u003C\u002Fsub>Ca\u003Csub>6\u003C\u002Fsub>Fe\u003Csup>3+\u003C\u002Fsup>\u003Csub>3\u003C\u002Fsub>Zr\u003Csub>3\u003C\u002Fsub>Si(Si\u003Csub>25\u003C\u002Fsub>O\u003Csub>73\u003C\u002Fsub>)(H\u003Csub>2\u003C\u002Fsub>O)\u003Csub>3\u003C\u002Fsub>(OH)\u003Csub>2\u003C\u002Fsub>","Na\u003Csub>12\u003C\u002Fsub>&#9723;\u003Csub>3\u003C\u002Fsub>(Ca,Sr)\u003Csub>6\u003C\u002Fsub>Fe\u003Csup>3+\u003C\u002Fsup>\u003Csub>3\u003C\u002Fsub> Zr\u003Csub>3\u003C\u002Fsub>Si(Si\u003Csub>25\u003C\u002Fsub>O\u003Csub>73\u003C\u002Fsub>)(H\u003Csub>2\u003C\u002Fsub>O,OH)\u003Csub>3\u003C\u002Fsub>(OH,Cl)\u003Csub>2\u003C\u002Fsub>","2.839",{"id":142,"name":143,"entrytype":9,"csystem":34,"ima_formula":144,"mindat_formula":145,"hmin":44,"hmax":76,"dmeas":146,"dcalc":146,"primary_image_id":147},7106,"Ferrokentbrooksite","Na\u003Csub>15\u003C\u002Fsub>Ca\u003Csub>6\u003C\u002Fsub>Fe\u003Csup>2+\u003C\u002Fsup>\u003Csub>3\u003C\u002Fsub>Zr\u003Csub>3\u003C\u002Fsub>Nb(Si\u003Csub>25\u003C\u002Fsub>O\u003Csub>73\u003C\u002Fsub>)(O,OH,H\u003Csub>2\u003C\u002Fsub>O)\u003Csub>3\u003C\u002Fsub>(F,Cl)\u003Csub>2\u003C\u002Fsub>","Na\u003Csub>15\u003C\u002Fsub>Ca\u003Csub>6\u003C\u002Fsub>(Fe,Mn)\u003Csub>3\u003C\u002Fsub>Zr\u003Csub>3\u003C\u002Fsub>NbSi\u003Csub>25\u003C\u002Fsub>O\u003Csub>73\u003C\u002Fsub>(O,OH,H\u003Csub>2\u003C\u002Fsub>O)\u003Csub>3\u003C\u002Fsub>Cl\u003Csub>2\u003C\u002Fsub>","3.06",8798,{"id":149,"name":150,"entrytype":9,"csystem":34,"ima_formula":151,"mindat_formula":152,"hmin":44,"hmax":44,"dmeas":153,"dcalc":154,"primary_image_id":155},27506,"Georgbarsanovite","Na\u003Csub>12\u003C\u002Fsub>(Mn,Sr,REE)\u003Csub>3\u003C\u002Fsub>Ca\u003Csub>6\u003C\u002Fsub>Fe\u003Csup>2+\u003C\u002Fsup>\u003Csub>3\u003C\u002Fsub>Zr\u003Csub>3\u003C\u002Fsub>NbSi\u003Csub>25\u003C\u002Fsub>O\u003Csub>76\u003C\u002Fsub>Cl\u003Csub>2\u003C\u002Fsub> &middot; H\u003Csub>2\u003C\u002Fsub>O","Na\u003Csub>12\u003C\u002Fsub>(Mn,Sr,REE)\u003Csub>3\u003C\u002Fsub>Ca\u003Csub>6\u003C\u002Fsub>Fe\u003Csup>2+\u003C\u002Fsup>\u003Csub>3\u003C\u002Fsub>Zr\u003Csub>3\u003C\u002Fsub>NbSi\u003Csub>25\u003C\u002Fsub>O\u003Csub>76\u003C\u002Fsub>Cl\u003Csub>2\u003C\u002Fsub>&middot;H\u003Csub>2\u003C\u002Fsub>O","3.05","3.11",1399,{"id":157,"name":158,"entrytype":9,"csystem":34,"ima_formula":159,"mindat_formula":160,"hmin":132,"hmax":132,"dmeas":83,"dcalc":161,"primary_image_id":162},27418,"Golyshevite","Na\u003Csub>10\u003C\u002Fsub>Ca\u003Csub>9\u003C\u002Fsub>Zr\u003Csub>3\u003C\u002Fsub>Fe\u003Csub>2\u003C\u002Fsub>SiNb(Si\u003Csub>3\u003C\u002Fsub>O\u003Csub>9\u003C\u002Fsub>)\u003Csub>2\u003C\u002Fsub>(Si\u003Csub>9\u003C\u002Fsub>O\u003Csub>27\u003C\u002Fsub>)\u003Csub>2\u003C\u002Fsub>(OH)\u003Csub>3\u003C\u002Fsub>(CO\u003Csub>3\u003C\u002Fsub>) &middot; 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H\u003Csub>2\u003C\u002Fsub>O","Na\u003Csub>11-12\u003C\u002Fsub>(Ce,Na)\u003Csub>3\u003C\u002Fsub>Ca\u003Csub>6\u003C\u002Fsub>Mn\u003Csub>3\u003C\u002Fsub>Zr\u003Csub>3\u003C\u002Fsub>Nb(Si\u003Csub>19\u003C\u002Fsub>O\u003Csub>55\u003C\u002Fsub>)(Si\u003Csub>3\u003C\u002Fsub>O\u003Csub>9\u003C\u002Fsub>)\u003Csub>2\u003C\u002Fsub>(CO\u003Csub>3\u003C\u002Fsub>)(OH)\u003Csub>3\u003C\u002Fsub>&middot;H\u003Csub>2\u003C\u002Fsub>O","3.15",28873,[],[],[287],{"id":288,"txt":289,"latitude":290,"longitude":291,"country":292},336639,"Mine dump, Karnasurt mine, Karnasurt Mountain, Lovozersky District, Murmansk Oblast, Russia",67.8902778,34.6161111,"Russia",[294,298,302,307,311],{"id":295,"year":30,"html":296,"doi":297},129889,"Miyawaki, Ritsuro, Hatert, Frédéric, Pasero, Marco, Mills, Stuart J. (2020) IMA Commission on New Minerals, Nomenclature and Classification (CNMNC) - Newsletter 52. \u003Ci>European Journal of Mineralogy\u003C\u002Fi>,  32 (1) 1-11 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.5194\u002Fejm-32-1-2020'>doi:10.5194\u002Fejm-32-1-2020\u003C\u002Fa> \u003Ca target='_blank' href='https:\u002F\u002Fejm.copernicus.org\u002Farticles\u002F32\u002F1\u002F2020\u002Fejm-32-1-2020.pdf' class='refpdflink'>\u003C\u002Fa>","10.5194\u002Fejm-32-1-2020",{"id":299,"year":30,"html":300,"doi":301},4565216,"Chukanov, Nikita V., Aksenov, Sergey M., Pekov, Igor V., Belakovskiy, Dmitriy I., Vozchikova, Svetlana A., Britvin, Sergey N. (2020) Sergevanite, Na\u003Csub>15\u003C\u002Fsub>(Ca\u003Csub>3\u003C\u002Fsub>Mn\u003Csub>3\u003C\u002Fsub>)(Na\u003Csub>2\u003C\u002Fsub>Fe)Zr\u003Csub>3\u003C\u002Fsub>Si\u003Csub>26\u003C\u002Fsub>O\u003Csub>72\u003C\u002Fsub>(OH)\u003Csub>3\u003C\u002Fsub>·H\u003Csub>2\u003C\u002Fsub>O, a new eudialyte-group mineral from the Lovozero alkaline massif, Kola Peninsula. \u003Ci>The Canadian Mineralogist\u003C\u002Fi>,  58 (4) 421-436 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.3749\u002Fcanmin.2000006'>doi:10.3749\u002Fcanmin.2000006\u003C\u002Fa>","10.3749\u002Fcanmin.2000006",{"id":303,"year":304,"html":305,"doi":306},13090730,2021,"Rastsvetaeva, R. K., Chukanov, N. V. (2021) Crystal Structure of the First Representative of the Eudialyte Group with Primitive Unit Cell. \u003Ci>Crystallography Reports\u003C\u002Fi>, 66 (6) 940-948 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1134\u002Fs1063774521060304'>doi:10.1134\u002Fs1063774521060304\u003C\u002Fa>","10.1134\u002Fs1063774521060304",{"id":308,"year":309,"html":310,"doi":11},16967267,2022,"(2022) Sergevanite. \u003Ci>Handbook of Mineralogy\u003C\u002Fi>. Mineralogical Society of America \u003Ca target='_blank' href='https:\u002F\u002Fhandbookofmineralogy.org\u002Fpdfs\u002FSergevanite.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":312,"year":309,"html":313,"doi":314},15704415,"Rastsvetaeva, R. K. (2022) New Data on the Structure of Eudialyte-Group Mineral Sergevanite. Ordered and Disordered Structures of Minerals with Complex Composition. \u003Ci>Crystallography Reports\u003C\u002Fi>, 67 (7) 1105-1113 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1134\u002Fs1063774522070471'>doi:10.1134\u002Fs1063774522070471\u003C\u002Fa>","10.1134\u002Fs1063774522070471",[],[],[318],"Sergevaniet",[320,324],{"lang":321,"names":322},"ca",[323],"sergevanita",{"lang":325,"names":326},"de",[327,328],"IMA 2019-057","Sergevanit","Q80200827",{"history":11,"applications":11}]