[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"minerals:one:37":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":15,"elements":17,"sigelements":22,"key_elements":23,"impurities":24,"cim":25,"ima_status":26,"ima_notes":29,"ima_history":31,"approval_year":11,"publication_year":11,"discovery_year":11,"strunz10ed1":32,"strunz10ed2":33,"strunz10ed3":34,"strunz10ed4":35,"dana8ed1":36,"dana8ed2":37,"dana8ed3":38,"dana8ed4":39,"csystem":40,"cclass":41,"spacegroup":42,"spacegroupset":43,"a":44,"b":45,"c":46,"alpha":43,"beta":43,"gamma":43,"aerror":11,"berror":11,"cerror":11,"alphaerror":11,"betaerror":11,"gammaerror":11,"va3":11,"z":47,"csmetamict":14,"commentcrystal":11,"twinning":11,"tranglide":11,"parting":48,"epitaxidescription":11,"morphology":49,"tlform":11,"hmin":50,"hmax":51,"hardtype":11,"vhnmin":43,"vhnmax":43,"vhnerror":11,"vhng":11,"vhns":11,"commenthard":11,"dmeas":52,"dmeas2":52,"dcalc":53,"dmeaserror":11,"dcalcerror":11,"commentdense":11,"lustre":54,"lustretype":55,"commentluster":56,"diapheny":57,"streak":58,"colour":59,"commentcolor":60,"colors":61,"streak_colors":65,"luminescence":11,"uv":11,"cleavage":66,"cleavagetype":67,"fracturetype":68,"tenacity":69,"commentbreak":11,"opticaltype":11,"opticalsign":11,"opticalalpha":43,"opticalalpha2":43,"opticalalphaerror":11,"opticalbeta":43,"opticalbeta2":43,"opticalbetaerror":11,"opticalgamma":43,"opticalgamma2":43,"opticalgammaerror":11,"opticalomega":43,"opticalomega2":43,"opticalomegaerror":11,"opticalepsilon":43,"opticalepsilon2":43,"opticalepsilonerror":11,"opticaln":43,"opticaln2":43,"opticalnerror":11,"optical2vcalc":43,"optical2vcalc2":43,"optical2vcalcerror":11,"optical2vmeasured":43,"optical2vmeasured2":43,"optical2vmeasurederror":11,"rimin":11,"rimax":11,"opticaldispersion":11,"opticalpleochroism":11,"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":70,"industrial":11,"occurrence":11,"otheroccurrence":71,"type_specimen_store":11,"description_short":72,"aboutname":73,"rock_parent":11,"rock_parent2":11,"rock_root":9,"rock_bgs_code":11,"meteoritical_code":11,"updttime":74,"reviewed_at":11,"variety_of":11,"varieties":75,"group_members":76,"associates":121,"confused_with":144,"type_localities":145,"occurrence_total":150,"citations":151,"images":193,"structures":246,"synonyms":260,"language_names":265,"wikidata_qid":315,"texts":316},37,"1:1:37:2","3c1ea783-2626-4a93-9a7c-96c410c15db0","Aeschynite-(Ce)","Aes-Ce",0,"mineral",null,42265,304,false,"Ce(TiNb)O\u003Csub>6\u003C\u002Fsub>","Previously given as \u003Cf>(Ce,Ca,Fe,Th)(Ti,Nb)^2(O,OH)^6\u003C\u002Ff>. Redefined in 2025.",[18,19,20,21],"Ce","Nb","Ti","O",[18,19,20,21],[18,19,20],"REE,Sn","18.2.13",[27,28],"APPROVED","GRANDFATHERED",[30],"RENAMED","Renamed by IMA 1987 (special procedure) as aeschynite-(Ce). ","4","D","F","05","8","3","6","1","Orthorhombic",8,70,"0","7.538","10.958","5.396",4,"parallel to {010} when nonmetamict","Crystals are prismatic, parallel to [001], also tabular on {010} and striated on {010} parallel to [100].",5,6,"5.19","5.617","Sub-metallic to resinous","Resinous,Waxy,Sub-Metallic","dull when altered","Translucent","Nearly black to brown","Black, brown, light brown to yellow","Reddish brown to light brown in transmitted light.",[62,63,64],"black","brown","yellow",[62,63],"on {100}, interrupted","Imperfect\u002FFair","Conchoidal","brittle","radioactive, magnetic","In nepheline syenite and alkali syenite massifs, in granite pegmatites, in carbonatites in alkalic rocks, as a detrital mineral in placers.","The cerium analogue of aeschynite-(Y). Commonly metamict.","From the Greek αισχύνη (\"aeschyne\") for \"shame\", alluding to the fact that early chemists had difficulty with separations of titanium from zirconium in some samples, and the dominant lanthanide element in the composition.\u003Cbr \u002F>\r\nFirst found by J.N. Menge in 1825 at the \u003Cl id='20099'>Gadolinite Pit (Pits nos. 75-76), Ilmen, Ural, Russia.\u003C\u002Fl> He first thought it was gadolinite, but later the material was analyzed by Victor Hartwall at the laboratory of the Swedish Chemist Jöns Jacob Berzelius and recognized as a new mineral. Berzelius gave it first the name \"zirconia titanate\", later aeschynite (Berzelius 1830). \r\nRenamed \"aeschynite-(Ce)\" after applying Levinson’s nomenclature (1966).","2025-08-11 12:14:18",[],[77,83,89,97,104,110,116],{"id":78,"name":79,"entrytype":9,"csystem":40,"ima_formula":80,"mindat_formula":80,"hmin":50,"hmax":51,"dmeas":81,"dcalc":43,"primary_image_id":82},38,"Aeschynite-(Nd)","Nd(TiNb)O\u003Csub>6\u003C\u002Fsub>","4.6",296,{"id":84,"name":85,"entrytype":9,"csystem":40,"ima_formula":86,"mindat_formula":86,"hmin":50,"hmax":51,"dmeas":87,"dcalc":88,"primary_image_id":82},39,"Aeschynite-(Y)","Y(TiNb)O\u003Csub>6\u003C\u002Fsub>","4.82","5.5",{"id":90,"name":91,"entrytype":9,"csystem":40,"ima_formula":92,"mindat_formula":92,"hmin":93,"hmax":93,"dmeas":94,"dcalc":95,"primary_image_id":96},3488,"Rynersonite","CaTa\u003Csub>2\u003C\u002Fsub>O\u003Csub>6\u003C\u002Fsub>",4.5,"6.402","6.394",21352,{"id":98,"name":99,"entrytype":9,"csystem":40,"ima_formula":11,"mindat_formula":100,"hmin":101,"hmax":11,"dmeas":11,"dcalc":102,"primary_image_id":103},471047,"Tantalaeschynite-(Ce)","Ce(TiTa)O\u003Csub>6\u003C\u002Fsub>",5.5,"6.88",23564,{"id":105,"name":106,"entrytype":9,"csystem":40,"ima_formula":107,"mindat_formula":107,"hmin":101,"hmax":51,"dmeas":108,"dcalc":109,"primary_image_id":103},3881,"Tantalaeschynite-(Y)","Y(TiTa)O\u003Csub>6\u003C\u002Fsub>","5.75","6.39",{"id":111,"name":112,"entrytype":9,"csystem":40,"ima_formula":113,"mindat_formula":113,"hmin":93,"hmax":50,"dmeas":43,"dcalc":114,"primary_image_id":115},4177,"Vigezzite","CaNb\u003Csub>2\u003C\u002Fsub>O\u003Csub>6\u003C\u002Fsub>","5.54",27444,{"id":117,"name":118,"entrytype":9,"csystem":119,"ima_formula":11,"mindat_formula":120,"hmin":11,"hmax":11,"dmeas":11,"dcalc":11,"primary_image_id":11},499618,"Yulinite","Monoclinic","SrNb\u003Csub>2\u003C\u002Fsub>O\u003Csub>6\u003C\u002Fsub>",[122,129,136],{"id":123,"name":124,"entrytype":9,"csystem":119,"ima_formula":125,"mindat_formula":125,"hmin":50,"hmax":51,"dmeas":126,"dcalc":127,"primary_image_id":128},3512,"Samarskite-(Y)","YFe\u003Csup>3+\u003C\u002Fsup>Nb\u003Csub>2\u003C\u002Fsub>O\u003Csub>8\u003C\u002Fsub>","5","6.28",21478,{"id":130,"name":131,"entrytype":9,"csystem":119,"ima_formula":132,"mindat_formula":132,"hmin":50,"hmax":101,"dmeas":133,"dcalc":134,"primary_image_id":135},3977,"Titanite","CaTi(SiO\u003Csub>4\u003C\u002Fsub>)O","3.48","3.53",30848,{"id":137,"name":138,"entrytype":9,"csystem":139,"ima_formula":140,"mindat_formula":140,"hmin":141,"hmax":141,"dmeas":81,"dcalc":142,"primary_image_id":143},4421,"Zircon","Tetragonal","Zr(SiO\u003Csub>4\u003C\u002Fsub>)",7.5,"4.714",31046,[],[146],{"id":147,"txt":148,"latitude":11,"longitude":11,"country":149},20099,"Gadolinite Pit, Dolgiye Mosty reserve-guard station, Ilmen Mountains, Chelyabinsk Oblast, Russia","Russia",49,[152,156,160,164,168,172,176,180,184,188],{"id":153,"year":154,"html":155,"doi":11},15931395,1830,"Berzelius, J. (1830) Mineralogie: Aeschynit. Jahres-Bericht über die Fortschritte der Physischen Wissenschaften: 9: 182-209",{"id":157,"year":158,"html":159,"doi":11},1118652,1951,"Palache, Charles; Berman, Harry; Frondel, Clifford (1951) \u003Ci>The System of Mineralogy\u003C\u002Fi> (7th ed.) Vol. 2 - Halides, Nitrates, Borates, Carbonates, Sulfates, Phosphates, Arsenates, Tungstates, Molybdates, Etc. John Wiley and Sons.",{"id":161,"year":162,"html":163,"doi":11},16099450,1962,"Aleksandrov, V. B. (1962) The crystal structure of aeschynite. Doklady Akademii Nauk SSSR: 142: 181-184",{"id":165,"year":166,"html":167,"doi":11},16099449,1966,"Vlasov, K.A., Ed. (1966) Mineralogy of rare elements, Vol. 2, 489-496 .",{"id":169,"year":166,"html":170,"doi":171},5974,"Fleischer, Michael (1966) Rare earths in the aeschynite–priorite series. The status of lyndochite. \u003Ci>Mineralogical Magazine and Journal of the Mineralogical Society\u003C\u002Fi>,  35 (274) 801-809 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1180\u002Fminmag.1966.035.274.01'>doi:10.1180\u002Fminmag.1966.035.274.01\u003C\u002Fa> \u003Ca target='_blank' href='https:\u002F\u002Frruff.info\u002Fdoclib\u002FMinMag\u002FVolume_35\u002F35-274-801.pdf' class='refpdflink'>\u003C\u002Fa>","10.1180\u002Fminmag.1966.035.274.01",{"id":173,"year":174,"html":175,"doi":11},16099452,1976,"Ewing, R.C. (1976) A numerical approach toward the classification of complex, orthorhombic, rare-earth, AB2O6-type Nb-Ta-Ti oxides. The Canadian Mineralogist: 14: 111-119.",{"id":177,"year":178,"html":179,"doi":11},16641619,1997,"Anthony, John Williams, Bideaux, Richard A., Bladh, Kenneth W., Nichols, Monte C. - \u003Ci>Ed.\u003C\u002Fi> (1997) \u003Ci>Handbook of Mineralogy\u003C\u002Fi> Vol. 3 - Halides, Hydroxides, Oxides. Mineral Data Publishing, Tucson, Arizona. p.1-682.",{"id":181,"year":182,"html":183,"doi":11},12916859,1998,"Pekov, Igor V. (1998) \u003Ci>Minerals first discovered on the territory of the former Soviet Union\u003C\u002Fi>. Ocean Pictures, Moscow. 369pp.",{"id":185,"year":186,"html":187,"doi":11},16962559,2005,"(2005) Aeschynite-(Ce). \u003Ci>Handbook of Mineralogy\u003C\u002Fi>. Mineralogical Society of America \u003Ca target='_blank' href='https:\u002F\u002Fwww.handbookofmineralogy.org\u002Fpdfs\u002Faeschynite-Ce.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":189,"year":190,"html":191,"doi":192},18519828,2025,"Bosi, F.; Hatert, F.; Pasero, M.; Mills, S. J. (2025) IMA Commission on New Minerals, Nomenclature and Classification (CNMNC) – Newsletter 85. \u003Ci>European Journal of Mineralogy\u003C\u002Fi>,  37 (3). 337-342 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.5194\u002Fejm-37-337-2025'>doi:10.5194\u002Fejm-37-337-2025\u003C\u002Fa>","10.5194\u002Fejm-37-337-2025",[194,204,213,221,228,235,241],{"id":195,"source_url":196,"license_code":197,"credit_html":198,"title":199,"description":200,"author":201,"original_width":202,"original_height":203},17723,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=132294895","CC BY-SA 4.0","David Hospital, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=132294895\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Nioboaeschynite-(Ce).jpg","Greenish crystal aggregates of nioboaeschynite-(Ce) from Madagascar (Manjaka, Sahatany Valley, Ibity, Antsirabe II, Vakinankaratra, Madagascar). Ex Vandenbroucke Museum collection from Waregem, Belgium.","David Hospital",690,565,{"id":82,"source_url":205,"license_code":206,"credit_html":207,"title":208,"description":209,"author":210,"original_width":211,"original_height":212},"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=10153003","CC BY-SA 3.0","Robert M. Lavinsky, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=10153003\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Aeschynite-(Y)-180743.jpg","\u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FAeschynite-(Y)\" class=\"extiw\" title=\"en:Aeschynite-(Y)\">Aeschynite-(Y)\u003C\u002Fa>\n\u003Cdl>\u003Cdd>\u003Cdl>\u003Cdd>Locality: \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FIveland\" class=\"extiw\" title=\"en:Iveland\">Iveland\u003C\u002Fa>, \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FAust-Agder\" class=\"extiw\" title=\"en:Aust-Agder\">Aust-Agder\u003C\u002Fa>, Norway (\u003Ca rel=\"nofollow\" class=\"external text\" href=\"http:\u002F\u002Fwww.mindat.org\u002Floc-32512.html\">Locality at mindat.org\u003C\u002Fa>)\u003C\u002Fdd>\n\u003Cdd>Size: 4.1 x 2.2 x 2.2 cm.\u003C\u002Fdd>\n\u003Cdd>A fine, well-terminated, complete all-around aeschynite-(Y) crystal from Iveland, Norway. Aeschynite is a rare-earth oxide and this sharp old-timer is a giant for the species. Ex. George Elling Collection.\u003C\u002Fdd>\u003C\u002Fdl>\u003C\u002Fdd>\u003C\u002Fdl>","Robert M. Lavinsky",289,435,{"id":214,"source_url":215,"license_code":206,"credit_html":216,"title":217,"description":218,"author":210,"original_width":219,"original_height":220},297,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=25617437","Robert M. Lavinsky, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=25617437\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Aeschynite-(Y)-432814.jpg","\u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FAeschynite-(Y)\" class=\"extiw\" title=\"en:Aeschynite-(Y)\">Aeschynite-(Y)\u003C\u002Fa>\n\u003Cdl>\u003Cdd>\u003Cdl>\u003Cdd>Locality: Tuftane Quarry, Frikstad, \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FIveland\" class=\"extiw\" title=\"en:Iveland\">Iveland\u003C\u002Fa>, \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FAust-Agder\" class=\"extiw\" title=\"en:Aust-Agder\">Aust-Agder\u003C\u002Fa>, Norway (\u003Ca rel=\"nofollow\" class=\"external text\" href=\"http:\u002F\u002Fwww.mindat.org\u002Floc-32512.html\">Locality at mindat.org\u003C\u002Fa>)\u003C\u002Fdd>\n\u003Cdd>Size: 3.4 x 1.6 x 1.1 cm\u003C\u002Fdd>\n\u003Cdd>Aeschynite-(Y) is an uncommon yttrium-rich titanium-niobium oxide. This is an extremely rare and large, well-formed crystal from this obscure granite pegmatite dike. Aeschynite-(Y) is very rare in any form from this locale. The lustrous brown crystal has sharp sides and top, with the glassy ends being contacted. Ex. Josef Vajdak Collection.\u003C\u002Fdd>\u003C\u002Fdl>\u003C\u002Fdd>\u003C\u002Fdl>",465,278,{"id":222,"source_url":223,"license_code":206,"credit_html":224,"title":225,"description":226,"author":210,"original_width":219,"original_height":227},298,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=25617550","Robert M. Lavinsky, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=25617550\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Aeschynite-(Y)-450940.jpg","\u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FAeschynite-(Y)\" class=\"extiw\" title=\"en:Aeschynite-(Y)\">Aeschynite-(Y)\u003C\u002Fa>\n\u003Cdl>\u003Cdd>\u003Cdl>\u003Cdd>Locality:  Urstad feldspar quarry, Hidra (Hitterø), Flekkefjord, Vest-Agder, Norway (\u003Ca rel=\"nofollow\" class=\"external text\" href=\"http:\u002F\u002Fwww.mindat.org\u002Floc-32512.html\">Locality at mindat.org\u003C\u002Fa>)\u003C\u002Fdd>\n\u003Cdd>Size: 2.7 x 2.1 x 1.3 cm\u003C\u002Fdd>\n\u003Cdd>Aeschynite-(Y) is a rare, rare-earth species with yttrium as the dominant rare-earth element. This extremely rich piece is from the Type Locality in Norway. Splendent, waxy-lustre, deep brown to nearly black aeschynite-(Y) composes nearly the entire piece, with only a bit of matrix. The specimen looks like obsidian with the conchoidal fracturing, but its not. Ex. Josef Vajdak Collection.\u003C\u002Fdd>\u003C\u002Fdl>\u003C\u002Fdd>\u003C\u002Fdl>",551,{"id":229,"source_url":230,"license_code":206,"credit_html":231,"title":232,"description":226,"author":210,"original_width":233,"original_height":234},299,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=25617570","Robert M. Lavinsky, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=25617570\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Aeschynite-(Y)-450941.jpg",414,600,{"id":236,"source_url":237,"license_code":197,"credit_html":238,"title":85,"description":11,"author":11,"original_width":239,"original_height":240},29000,"https:\u002F\u002Fgeocollections.info\u002Ffile\u002F168306","Photo: Unknown author — http:\u002F\u002Fcreativecommons.org\u002Flicenses\u002Fby-sa\u002F4.0\u002F, courtesy of \u003Ca href=\"https:\u002F\u002Fgeocollections.info\u002Ffile\u002F168306\" rel=\"noopener\">University of Tartu, Natural History Museum\u003C\u002Fa> via Europeana",1000,799,{"id":242,"source_url":243,"license_code":197,"credit_html":244,"title":85,"description":11,"author":11,"original_width":239,"original_height":245},29001,"https:\u002F\u002Fgeocollections.info\u002Ffile\u002F168327","Photo: Unknown author — http:\u002F\u002Fcreativecommons.org\u002Flicenses\u002Fby-sa\u002F4.0\u002F, courtesy of \u003Ca href=\"https:\u002F\u002Fgeocollections.info\u002Ffile\u002F168327\" rel=\"noopener\">University of Tartu, Natural History Museum\u003C\u002Fa> via Europeana",695,[247,254],{"id":248,"url":249,"label":250,"formula":251,"spacegroup":252,"year":253},10007,"\u002Fcif\u002F10007.cif","Morrison 2012","Ce.348 Nd.14 La.12 Pr.04 Sm.02 Y.02 Gd.01 Th.06 Fe.03 Sr.01 Ca.25 (Nb1.14 Ti.86) O6","P n m a",2012,{"id":255,"url":256,"label":257,"formula":258,"spacegroup":259,"year":162},10008,"\u002Fcif\u002F10008.cif","Aleksandrov 1962","Ce.68 Ca.17 Fe.06 Mn.02 Th.01 (Nb1.01 Ti.99) O6","P b n m",[261,262,263,264],"Aeschyniet-(Ce)","Æschynitt-(Ce)","Eschinita-(Ce)","Nioboaeschynite-(Ce)",[266,271,276,281,284,289,294,298,301,304,308,311],{"lang":267,"names":268},"ar",[269,270],"أسكينايت - سيريوم","أسكينيت",{"lang":272,"names":273},"ca",[274,275],"Esquinita-","esquinita-(Ce)",{"lang":277,"names":278},"cs",[279,280],"Aeschynit-","Aeschynit-(Ce)",{"lang":282,"names":283},"de",[280],{"lang":285,"names":286},"eu",[287,288],"Eskinita-","Eskinita-(Ce)",{"lang":290,"names":291},"fr",[292,293],"Aeschynite-","aeschynite-(Ce)",{"lang":295,"names":296},"hr",[297],"ešinit",{"lang":299,"names":300},"it",[292,293],{"lang":302,"names":303},"nl",[293],{"lang":305,"names":306},"pl",[307],"Eschynit",{"lang":309,"names":310},"vi",[279,280],{"lang":312,"names":313},"zh",[314],"铈易解石","Q947884",{"history":11,"applications":11}]