[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"minerals:one:3615":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":26,"key_elements":27,"impurities":11,"cim":28,"ima_status":29,"ima_notes":11,"ima_history":11,"approval_year":31,"publication_year":32,"discovery_year":11,"strunz10ed1":33,"strunz10ed2":34,"strunz10ed3":35,"strunz10ed4":36,"dana8ed1":37,"dana8ed2":38,"dana8ed3":39,"dana8ed4":40,"csystem":41,"cclass":42,"spacegroup":11,"spacegroupset":43,"a":44,"b":45,"c":46,"alpha":43,"beta":43,"gamma":43,"aerror":47,"berror":47,"cerror":48,"alphaerror":11,"betaerror":11,"gammaerror":11,"va3":11,"z":11,"csmetamict":13,"commentcrystal":49,"twinning":50,"tranglide":11,"parting":11,"epitaxidescription":11,"morphology":51,"tlform":52,"hmin":53,"hmax":54,"hardtype":11,"vhnmin":43,"vhnmax":43,"vhnerror":11,"vhng":11,"vhns":11,"commenthard":11,"dmeas":55,"dmeas2":55,"dcalc":56,"dmeaserror":57,"dcalcerror":11,"commentdense":11,"lustre":11,"lustretype":58,"commentluster":11,"diapheny":59,"streak":60,"colour":61,"commentcolor":11,"colors":62,"streak_colors":68,"luminescence":11,"uv":11,"cleavage":11,"cleavagetype":69,"fracturetype":70,"tenacity":11,"commentbreak":11,"opticaltype":71,"opticalsign":72,"opticalalpha":73,"opticalalpha2":43,"opticalalphaerror":11,"opticalbeta":74,"opticalbeta2":43,"opticalbetaerror":11,"opticalgamma":74,"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":75,"optical2vmeasurederror":11,"rimin":76,"rimax":77,"opticaldispersion":78,"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":11,"industrial":11,"occurrence":79,"otheroccurrence":11,"type_specimen_store":80,"description_short":81,"aboutname":82,"rock_parent":11,"rock_parent2":11,"rock_root":9,"rock_bgs_code":11,"meteoritical_code":11,"updttime":83,"reviewed_at":11,"variety_of":11,"varieties":84,"group_members":85,"associates":86,"confused_with":87,"type_localities":88,"occurrence_total":95,"citations":96,"images":113,"structures":124,"synonyms":131,"language_names":137,"wikidata_qid":156,"texts":157},3615,"1:1:3615:9","3b007f10-ab86-45e9-9299-26f0ab3ae023","Semenovite-(Ce)","Smv-Ce",0,"mineral",null,208,false,"Na\u003Csub>8\u003C\u002Fsub>Ca\u003Csub>2\u003C\u002Fsub>FeBe\u003Csub>6\u003C\u002Fsub>Ce\u003Csub>2\u003C\u002Fsub>Si\u003Csub>14\u003C\u002Fsub>O\u003Csub>40\u003C\u002Fsub>(OH)\u003Csub>4\u003C\u002Fsub>F\u003Csub>4\u003C\u002Fsub>","(Na,Ca)\u003Csub>9\u003C\u002Fsub>Fe\u003Csup>2+\u003C\u002Fsup>Ce\u003Csub>2\u003C\u002Fsub>(Si,Be)\u003Csub>20\u003C\u002Fsub>(O,OH,F)\u003Csub>48\u003C\u002Fsub>",[17,18,19,20,21,22,23,24,25],"Be","Ca","Ce","Fe","Na","Si","O","F","H",[17,18,19,20,21,22,23,24,25],[17,19],"14.3.10",[30],"APPROVED",1971,1972,"9","D","N","10","72","5","2","4","Orthorhombic",8,"0","13.879","13.835","9.942",5,6,"Space group Pmnn (non-standard setting). Pseudotetragonal.","Always intricately twinned. The twin plane is (110), but the single individuals are bounded by the prism {120}.","Pseudotetragonal dipyramidal crystals.","Colorless, transparent crystals, 0.1 to 1.0 mm, rarely to 10 mm, in size.",3.5,4,"3.140","3.17",2,"Vitreous,Waxy","Transparent,Translucent","White","Reddish brown, colourless, gray, brown",[63,64,65,66,67],"brown","red","gray","colorless","white",[67],"None Observed","Irregular\u002FUneven","Biaxial","-","1.595","1.614","55",1.595,1.614,"r > v or r \u003C v","In cavities and open fractures in albitites of an alkalic intrusive.","Mineralogical Museum, University of Copenhagen, Denmark, number 1972.1913-1915,1921,1924,1927 (cotype).","Chemically somewhat similar to letnikovite-(Ce).","Named in 1972 by Ole Valdemar Petersen and Jørn Grummesgaard Ronsbo in honor of Professor Evgeny Ivanovich Semenov [1927 - March 2017], Russian mineralogist, Institute of Mineralogy and Geochemistry of Rare Elements (IMGRE), Moscow. He described nearly 30 new minerals.","2025-08-11 12:14:23",[],[],[],[],[89],{"id":90,"txt":91,"latitude":92,"longitude":93,"country":94},1957,"Taseq Slope, Ilímaussaq complex, Kujalleq, Greenland",60.9618333,-45.9619383,"Greenland",1,[97,101,105,109],{"id":98,"year":32,"html":99,"doi":100},266048,"Petersen, Ole V., Rönsbo, Jörn G. (1972) Semenovite — a new mineral from the Ilímaussaq alkaline intrusion, south Greenland. \u003Ci>Lithos\u003C\u002Fi>,  5 (2) 163-173 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1016\u002F0024-4937(72)90067-9'>doi:10.1016\u002F0024-4937(72)90067-9\u003C\u002Fa>","10.1016\u002F0024-4937(72)90067-9",{"id":102,"year":103,"html":104,"doi":11},526181,1973,"Fleischer, Michael (1973) New mineral names. \u003Ci>American Mineralogist\u003C\u002Fi>,  58 (11-12) 1111-1115 \u003Ca target='_blank' href='http:\u002F\u002Fwww.minsocam.org\u002Fammin\u002FAM58\u002FAM58_1111.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":106,"year":107,"html":108,"doi":11},527191,1979,"Mazzi, Fiorenzo, Ungaretti, Luciano, Dal Negro, Alberto, Petersen, Ole V., Rönsbo, Jörn G. (1979) The crystal structure of semenovite. \u003Ci>American Mineralogist\u003C\u002Fi>,  64 (1-2) 202-210 \u003Ca target='_blank' href='http:\u002F\u002Fwww.minsocam.org\u002Fammin\u002FAM64\u002FAM64_202.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":110,"year":111,"html":112,"doi":11},16967256,2001,"(2001) Semenovite-(Ce). \u003Ci>Handbook of Mineralogy\u003C\u002Fi>. Mineralogical Society of America \u003Ca target='_blank' href='https:\u002F\u002Fwww.handbookofmineralogy.org\u002Fpdfs\u002Fsemenovite-Ce.pdf' class='refpdflink'>\u003C\u002Fa>",[114],{"id":115,"source_url":116,"license_code":117,"credit_html":118,"title":119,"description":120,"author":121,"original_width":122,"original_height":123},22055,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=74245694","CC BY-SA 4.0","David Hospital, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=74245694\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Semenovite-(Ce).jpg","Semenovite-(Ce) is a very rare, Be and Ce bearing silicate mineral from the type locality in Greenland (Taseq, Ilímaussaq Complex, Kujalleq, Greenland). It forms sharp orange-brown crystals in matrix in association with colourless epididymite. Very sought after species from Greenland.","David Hospital",1013,812,[125],{"id":126,"url":127,"label":128,"formula":129,"spacegroup":130,"year":107},12629,"\u002Fcif\u002F12629.cif","Mazzi 1979","Ce Na3.4 Fe.25 Mn.25 Ca1.3 Si7 Be3 O22 F2 H2","P m n n",[132,133,134,135,136],"IMA1971-036","Semenoviet-(Ce)","Semenovit","Semenovita","Semenovite",[138,143,148,152],{"lang":139,"names":140},"ca",[141,142],"Semenovita-","semenovita-(Ce)",{"lang":144,"names":145},"de",[146,147],"IMA 1971-036","Semenovit-(Ce)",{"lang":149,"names":150},"eu",[141,151],"Semenovita-(Ce)",{"lang":153,"names":154},"it",[136,155,7],"Semenovite-","Q3954998",{"history":11,"applications":11}]