[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"minerals:one:7284":3},{"id":4,"longid":5,"guid":6,"name":7,"shortcode_ima":8,"entrytype":9,"entrytype_text":10,"varietyof":11,"synid":11,"polytypeof":11,"groupid":11,"weighting":12,"nolocadd":13,"blacklisted":13,"mindat_formula":14,"mindat_formula_note":11,"ima_formula":15,"elements":16,"sigelements":25,"key_elements":26,"impurities":11,"cim":11,"ima_status":27,"ima_notes":11,"ima_history":11,"approval_year":29,"publication_year":30,"discovery_year":11,"strunz10ed1":31,"strunz10ed2":32,"strunz10ed3":33,"strunz10ed4":34,"dana8ed1":35,"dana8ed2":35,"dana8ed3":35,"dana8ed4":35,"csystem":36,"cclass":37,"spacegroup":38,"spacegroupset":39,"a":40,"b":41,"c":42,"alpha":35,"beta":43,"gamma":35,"aerror":44,"berror":45,"cerror":46,"alphaerror":11,"betaerror":38,"gammaerror":11,"va3":11,"z":47,"csmetamict":13,"commentcrystal":11,"twinning":11,"tranglide":11,"parting":11,"epitaxidescription":11,"morphology":48,"tlform":49,"hmin":45,"hmax":47,"hardtype":11,"vhnmin":35,"vhnmax":35,"vhnerror":11,"vhng":11,"vhns":11,"commenthard":11,"dmeas":50,"dmeas2":50,"dcalc":51,"dmeaserror":11,"dcalcerror":11,"commentdense":11,"lustre":52,"lustretype":53,"commentluster":54,"diapheny":55,"streak":11,"colour":56,"commentcolor":11,"colors":57,"streak_colors":11,"luminescence":11,"uv":61,"cleavage":62,"cleavagetype":63,"fracturetype":64,"tenacity":11,"commentbreak":11,"opticaltype":65,"opticalsign":66,"opticalalpha":67,"opticalalpha2":35,"opticalalphaerror":46,"opticalbeta":68,"opticalbeta2":35,"opticalbetaerror":46,"opticalgamma":69,"opticalgamma2":35,"opticalgammaerror":46,"opticalomega":35,"opticalomega2":35,"opticalomegaerror":11,"opticalepsilon":35,"opticalepsilon2":35,"opticalepsilonerror":11,"opticaln":35,"opticaln2":35,"opticalnerror":11,"optical2vcalc":70,"optical2vcalc2":35,"optical2vcalcerror":11,"optical2vmeasured":71,"optical2vmeasured2":35,"optical2vmeasurederror":44,"rimin":72,"rimax":73,"opticaldispersion":74,"opticalpleochroism":11,"opticalpleochorismdesc":11,"opticalbirefringence":11,"opticalcomments":75,"opticalcolour":11,"opticalinternal":11,"opticaltropic":11,"opticalanisotropism":11,"opticalbireflectance":11,"opticalextinction":11,"opticalr":11,"specdispm":11,"ir":11,"electrical":11,"magnetism":11,"thermalbehaviour":76,"other":77,"industrial":11,"occurrence":78,"otheroccurrence":11,"type_specimen_store":79,"description_short":11,"aboutname":80,"rock_parent":11,"rock_parent2":11,"rock_root":9,"rock_bgs_code":11,"meteoritical_code":11,"updttime":81,"reviewed_at":11,"variety_of":11,"varieties":82,"group_members":83,"associates":84,"confused_with":85,"type_localities":86,"occurrence_total":45,"citations":93,"images":118,"structures":129,"synonyms":136,"language_names":139,"wikidata_qid":158,"texts":159},7284,"1:1:7284:3","16f100d0-0d2d-493c-83fd-65f30db4cd30","Seidite-(Ce)","Sei-Ce",0,"mineral",null,58,false,"Na\u003Csub>4\u003C\u002Fsub>(Ce,Sr)\u003Csub>2\u003C\u002Fsub>[TiSi\u003Csub>8\u003C\u002Fsub>O\u003Csub>18\u003C\u002Fsub>(OH)\u003Csub>2\u003C\u002Fsub>](O,OH,F)\u003Csub>4\u003C\u002Fsub>·5H\u003Csub>2\u003C\u002Fsub>O","Na\u003Csub>4\u003C\u002Fsub>(Ce,Sr)\u003Csub>2\u003C\u002Fsub>TiSi\u003Csub>8\u003C\u002Fsub>O\u003Csub>18\u003C\u002Fsub>(O,OH,F)\u003Csub>6\u003C\u002Fsub> · 5H\u003Csub>2\u003C\u002Fsub>O",[17,18,19,20,21,22,23,24],"Ce","Na","Si","Sr","Ti","O","F","H",[17,18,19,21,22,24],[17,21],[28],"APPROVED",1993,1998,"9","D","J","20","0","Monoclinic",5,10,"C2\u002Fc ","24.71","7.186","14.47","95.25",1,3,2,4,"Type material: individual fibers are up to 0.05 mm thick, elongate [010], and flattened {100}.","Bright yellow, pinkish yellow, or cream-colored spherulites to 1 cm, in cavernous natrolite.","2.76","2.73","Vitreous , Silky","Silky","Resinous or dull in some specimens","Translucent","Bright yellow, pinkish yellow, creamy-white",[58,59,60],"yellow","pink","white","Nonfluorescent","Perfect {100} and less perfect {001}","Perfect","Splintery,Fibrous","Biaxial","-","1.542","1.569","1.571","31","28",1.542,1.571,"weak","positive elongation, X ≈ a, Y ≈ c, Z ≈ b.","The DTA curve has a strong endotherm at 180°C (dehydration) and weak ones at 650, 740, and 840°C (incongruent melting). Weight loss between 20 and 200°C is 8.2%, and total loss to 1000°C is 11.1 wt%. Readily rehydrates after heating to 300°C.","Readily soluble in 10% HCl or HNO3, reacts with H2O.","Ultraagpaitic pegmatite.","Museum of the St. Petersburg Mining Institute, Russia.","Named after Seidozero, literally Lake Seid, the central lake in the Lovozero complex.","2025-08-11 12:14:28",[],[],[],[],[87],{"id":88,"txt":89,"latitude":90,"longitude":91,"country":92},2702,"Yubileinaya pegmatite, Karnasurt Mountain, Lovozersky District, Murmansk Oblast, Russia",67.8833333,34.6333333,"Russia",[94,97,101,106,110,114],{"id":95,"year":30,"html":96,"doi":11},16897983,"Khomyakov, A. P., Ferraris, G., Belluso, E., Britvin, S. N., Nechelyustov, G. N., Soboleva, S. V. (1998) Seidite-(Ce), Na\u003Csub>4\u003C\u002Fsub>SrCeTiSi\u003Csub>8\u003C\u002Fsub>O\u003Csub>22\u003C\u002Fsub>F·5H\u003Csub>2\u003C\u002Fsub>O, a new mineral with zeolitic properties. \u003Ci>Zapiski Vserossijskogo Mineralogicheskogo Obshchestva\u003C\u002Fi>,  127 (4) 94-100 \u003Ca target='_blank' href='https:\u002F\u002Frruff.info\u002Frruff_1.0\u002Fuploads\u002FZVMO127N4_94.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":98,"year":99,"html":100,"doi":11},16130573,2000,"Jambor, John L., Puziewicz, Jacek, Roberts, Andrew C. (2000) New Mineral Names. \u003Ci>American Mineralogist\u003C\u002Fi>,  85. 627-630 \u003Ca target='_blank' href='http:\u002F\u002Fwww.minsocam.org\u002Fmsa\u002Fammin\u002Ftoc\u002FAbstracts\u002F2000_Abstracts\u002FMA00_Abstracts\u002FJambor_p627_00.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":102,"year":103,"html":104,"doi":105},63860,2003,"Ferraris, G., Belluso, E., Gula, A., Soboleva, S. V., Khomyakov, A. P. (2003) The crystal structure of seidite-(Ce), Na\u003Csub>4\u003C\u002Fsub>(Ce,Sr)\u003Csub>2\u003C\u002Fsub>{Ti(OH)\u003Csub>2\u003C\u002Fsub>(Si\u003Csub>8\u003C\u002Fsub>O\u003Csub>18\u003C\u002Fsub>)}(O,OH,F)\u003Csub>4\u003C\u002Fsub>·5H\u003Csub>2\u003C\u002Fsub>O, a modular microporous titanosilicate of the rhodesite group. \u003Ci>The Canadian Mineralogist\u003C\u002Fi>,  41 (5) 1183-1192 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.2113\u002Fgscanmin.41.5.1183'>doi:10.2113\u002Fgscanmin.41.5.1183\u003C\u002Fa> \u003Ca target='_blank' href='https:\u002F\u002Frruff.info\u002Fdoclib\u002Fcm\u002Fvol41\u002FCM41_1183.pdf' class='refpdflink'>\u003C\u002Fa>","10.2113\u002Fgscanmin.41.5.1183",{"id":107,"year":108,"html":109,"doi":11},15978076,2004,"Jambor, J.L. and Roberts, A.C. (2004) New mineral names. American Mineralogist: 89: 1826-1834.",{"id":111,"year":112,"html":113,"doi":11},17631621,2007,"(2007) New Minerals From Former Soviet Union Countries 1998-2006. \u003Ci>Mineralogical Almanac\u003C\u002Fi> Vol. 11",{"id":115,"year":116,"html":117,"doi":11},16967241,2021,"(2021) Seidite-(Ce). \u003Ci>Handbook of Mineralogy\u003C\u002Fi>. Mineralogical Society of America \u003Ca target='_blank' href='https:\u002F\u002Fwww.handbookofmineralogy.org\u002Fpdfs\u002FSeidite-Ce.pdf' class='refpdflink'>\u003C\u002Fa>",[119],{"id":120,"source_url":121,"license_code":122,"credit_html":123,"title":124,"description":125,"author":126,"original_width":127,"original_height":128},21994,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=106138810","CC BY-SA 4.0","David Hospital, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=106138810\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Seidite-(Ce).jpg","Pale yellow radial crytsals of the REE mineral seidite-(Ce) from the TL in Lovozero (Lovozero Massif, Murmansk Oblast, Russian Federation). Ex Vandenbroucke Museum collection from Waregem, Belgium.","David Hospital",800,546,[130],{"id":131,"url":132,"label":133,"formula":134,"spacegroup":135,"year":103},12572,"\u002Fcif\u002F12572.cif","Ferraris 2003","Si8 Ti.86 Nb.06 Mn.05 Fe.02 Ce.42 La.3 Nd.1 Pr.04 Sm.02 Sr.54 Ca.2 Th.12 Na3.2 K.28 Ba.12 O28.02 F.84 H12.8","C 1 2\u002Fc 1",[137,138],"IMA1993-029","Seidiet-(Ce)",[140,145,150,154],{"lang":141,"names":142},"ca",[143,144],"Seidita-","seidita-(Ce)",{"lang":146,"names":147},"de",[148,149],"IMA 1993-029","Seidit-(Ce)",{"lang":151,"names":152},"eu",[143,153],"Seidita-(Ce)",{"lang":155,"names":156},"it",[157,7],"Seidite-","Q3954646",{"history":11,"applications":11}]