[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"minerals:one:53154":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":23,"key_elements":11,"impurities":11,"cim":11,"ima_status":24,"ima_notes":11,"ima_history":11,"approval_year":26,"publication_year":27,"discovery_year":28,"strunz10ed1":29,"strunz10ed2":30,"strunz10ed3":31,"strunz10ed4":32,"dana8ed1":11,"dana8ed2":11,"dana8ed3":11,"dana8ed4":11,"csystem":33,"cclass":34,"spacegroup":35,"spacegroupset":36,"a":37,"b":11,"c":38,"alpha":11,"beta":11,"gamma":11,"aerror":39,"berror":11,"cerror":40,"alphaerror":11,"betaerror":11,"gammaerror":11,"va3":41,"z":42,"csmetamict":13,"commentcrystal":11,"twinning":11,"tranglide":11,"parting":11,"epitaxidescription":11,"morphology":11,"tlform":43,"hmin":40,"hmax":40,"hardtype":11,"vhnmin":11,"vhnmax":11,"vhnerror":11,"vhng":11,"vhns":11,"commenthard":11,"dmeas":11,"dmeas2":11,"dcalc":44,"dmeaserror":11,"dcalcerror":11,"commentdense":11,"lustre":11,"lustretype":11,"commentluster":11,"diapheny":11,"streak":45,"colour":46,"commentcolor":11,"colors":47,"streak_colors":52,"luminescence":11,"uv":53,"cleavage":11,"cleavagetype":54,"fracturetype":11,"tenacity":55,"commentbreak":11,"opticaltype":56,"opticalsign":57,"opticalalpha":11,"opticalalpha2":11,"opticalalphaerror":11,"opticalbeta":11,"opticalbeta2":11,"opticalbetaerror":11,"opticalgamma":11,"opticalgamma2":11,"opticalgammaerror":11,"opticalomega":58,"opticalomega2":11,"opticalomegaerror":40,"opticalepsilon":59,"opticalepsilon2":11,"opticalepsilonerror":40,"opticaln":11,"opticaln2":11,"opticalnerror":11,"optical2vcalc":11,"optical2vcalc2":11,"optical2vcalcerror":11,"optical2vmeasured":11,"optical2vmeasured2":11,"optical2vmeasurederror":11,"rimin":60,"rimax":61,"opticaldispersion":11,"opticalpleochroism":62,"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":63,"otheroccurrence":11,"type_specimen_store":64,"description_short":65,"aboutname":66,"rock_parent":11,"rock_parent2":11,"rock_root":9,"rock_bgs_code":11,"meteoritical_code":11,"updttime":67,"reviewed_at":11,"variety_of":11,"varieties":68,"group_members":69,"associates":70,"confused_with":71,"type_localities":72,"occurrence_total":79,"citations":80,"images":93,"structures":104,"synonyms":105,"language_names":108,"wikidata_qid":122,"texts":123},53154,"1:1:53154:2","5cfe0718-1222-41b4-a6d0-7f8db24939b6","Kruijenite","Kje",0,"mineral",null,184,false,"Ca\u003Csub>4\u003C\u002Fsub>Al\u003Csub>4\u003C\u002Fsub>(SO\u003Csub>4\u003C\u002Fsub>)F\u003Csub>2\u003C\u002Fsub>(OH)\u003Csub>16\u003C\u002Fsub>·2H\u003Csub>2\u003C\u002Fsub>O","Ca\u003Csub>4\u003C\u002Fsub>Al\u003Csub>4\u003C\u002Fsub>(SO\u003Csub>4\u003C\u002Fsub>)F\u003Csub>2\u003C\u002Fsub>(OH)\u003Csub>16\u003C\u002Fsub> · 2H\u003Csub>2\u003C\u002Fsub>O",[17,18,19,20,21,22],"Al","Ca","O","F","S","H",[17,18,19,20,21,22],[25],"APPROVED",2018,2019,"2016","3","C","G","30","Tetragonal",27,186,"0"," 12.9299"," 5.2791",4,3,882.57,2,"long prismatic tetragonal crystals up to 0.1 mm × 1 mm in cavities typically combined in radiating or random aggregates","2.573","White","Pale greenish-yellow to colourless",[48,49,50,51],"yellow","green","colorless","white",[51],"Not fluorescent with UV excitation","None Observed","brittle","Uniaxial","-","1.576","1.561",1.561,1.576,"Non-pleochroic","calcic xenolith from tephra","collections of the Fersman Mineralogical Museum, Russian Academy of Sciences, Leninskiy Prospekt 18-2, Moscow 119071, Russia, registration number 5233\u002F1","New structure type. Chemically related to creedite and chukhrovite-(Ca).","The mineral is named in honor of the Dutch collector of Eifel minerals Fred Kruijen (born in 1956). He has authored numerous articles in popular scientific periodicals and is a accomplished micro-mineral photographer. The name is pronounced \"kru:yenait\".","2025-08-11 12:15:21",[],[],[],[],[73],{"id":74,"txt":75,"latitude":76,"longitude":77,"country":78},106256,"Feuerberg, Hohenfels-Essingen, Gerolstein, Vulkaneifel, Rhineland-Palatinate, Germany",50.2455556,6.7372222,"Germany",1,[81,85,89],{"id":82,"year":26,"html":83,"doi":84},16080084,"Hålenius, U., Hatert, F., Pasero, M., Mills, S. J. (2018) CNMNC Newsletter 45, New minerals and nomenclature modifications approved in 2018. \u003Ci>Mineralogical Magazine\u003C\u002Fi>,  82 (5) 1225-1232 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1180\u002Fmgm.2018.160'>doi:10.1180\u002Fmgm.2018.160\u003C\u002Fa>","10.1180\u002Fmgm.2018.160",{"id":86,"year":27,"html":87,"doi":88},17582,"Chukanov, Nikita V., Zubkova, Natalia V., Blass, Günter, Pekov, Igor V., Varlamov, Dmitry A., Belakovskiy, Dmitriy I., Ksenofontov, Dmitry A., Britvin, Sergey N., Pushcharovsky, Dmitry Yu. (2019) Kruijenite, Ca\u003Csub>4\u003C\u002Fsub>Al\u003Csub>4\u003C\u002Fsub>(SO\u003Csub>4\u003C\u002Fsub>)F\u003Csub>2\u003C\u002Fsub>(OH)\u003Csub>16\u003C\u002Fsub>·2H\u003Csub>2\u003C\u002Fsub>O, a new mineral with microporous structure from the Eifel paleovolcanic region, Germany. \u003Ci>Mineralogy and Petrology\u003C\u002Fi>,  113 (2) 229-236 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1007\u002Fs00710-019-00653-3'>doi:10.1007\u002Fs00710-019-00653-3\u003C\u002Fa> \u003Ca target='_blank' href='https:\u002F\u002Frruff.info\u002Frruff_1.0\u002Fuploads\u002FMP113_229.pdf' class='refpdflink'>\u003C\u002Fa>","10.1007\u002Fs00710-019-00653-3",{"id":90,"year":91,"html":92,"doi":11},16965411,2021,"(2021) Kruijenite. \u003Ci>Handbook of Mineralogy\u003C\u002Fi>. Mineralogical Society of America \u003Ca target='_blank' href='https:\u002F\u002Fwww.handbookofmineralogy.org\u002Fpdfs\u002FKruijenite.pdf' class='refpdflink'>\u003C\u002Fa>",[94],{"id":95,"source_url":96,"license_code":97,"credit_html":98,"title":99,"description":100,"author":101,"original_width":102,"original_height":103},13696,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=132890434","CC BY-SA 3.0","Fred Kruijen, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=132890434\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Kruijenite-963317.jpg","\u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FKruijenite\" class=\"extiw\" title=\"en:Kruijenite\">Kruijenite\u003C\u002Fa> (Image width: 1.5 mm)\n\u003Cdl>\u003Cdd>\u003Cdl>\u003Cdd>Locality: Feuerberg, Hohenfels-Essingen, Gerolstein, Vulkaneifel, Rhineland-Palatinate, Germany\u003C\u002Fdd>\n\u003Cdd>Description: Kruijenite in typical yellow\u002Fgreenish crystals. Kruijenite is accepted by IMA sept. 2018-057\u003C\u002Fdd>\u003C\u002Fdl>\u003C\u002Fdd>\u003C\u002Fdl>","Fred Kruijen",1275,947,[],[106,107],"IMA2018-057","Kruijeniet",[109,113,118],{"lang":110,"names":111},"ca",[112],"kruijenita",{"lang":114,"names":115},"de",[116,117],"IMA 2018-057","Kruijenit",{"lang":119,"names":120},"eu",[121],"Kruijenita","Q57846015",{"history":11,"applications":11}]