[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"minerals:one:28996":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":11,"strunz10ed1":28,"strunz10ed2":29,"strunz10ed3":30,"strunz10ed4":31,"dana8ed1":32,"dana8ed2":32,"dana8ed3":32,"dana8ed4":32,"csystem":33,"cclass":11,"spacegroup":11,"spacegroupset":32,"a":34,"b":35,"c":36,"alpha":32,"beta":37,"gamma":32,"aerror":38,"berror":39,"cerror":39,"alphaerror":11,"betaerror":40,"gammaerror":11,"va3":41,"z":39,"csmetamict":13,"commentcrystal":42,"twinning":11,"tranglide":11,"parting":11,"epitaxidescription":11,"morphology":11,"tlform":43,"hmin":44,"hmax":45,"hardtype":11,"vhnmin":32,"vhnmax":32,"vhnerror":11,"vhng":11,"vhns":11,"commenthard":11,"dmeas":46,"dmeas2":46,"dcalc":47,"dmeaserror":11,"dcalcerror":11,"commentdense":11,"lustre":11,"lustretype":48,"commentluster":11,"diapheny":49,"streak":50,"colour":51,"commentcolor":11,"colors":52,"streak_colors":57,"luminescence":11,"uv":11,"cleavage":58,"cleavagetype":59,"fracturetype":60,"tenacity":61,"commentbreak":62,"opticaltype":63,"opticalsign":64,"opticalalpha":65,"opticalalpha2":32,"opticalalphaerror":44,"opticalbeta":66,"opticalbeta2":32,"opticalbetaerror":39,"opticalgamma":67,"opticalgamma2":32,"opticalgammaerror":39,"opticalomega":32,"opticalomega2":32,"opticalomegaerror":11,"opticalepsilon":32,"opticalepsilon2":32,"opticalepsilonerror":11,"opticaln":32,"opticaln2":32,"opticalnerror":11,"optical2vcalc":68,"optical2vcalc2":32,"optical2vcalcerror":11,"optical2vmeasured":31,"optical2vmeasured2":32,"optical2vmeasurederror":69,"rimin":70,"rimax":71,"opticaldispersion":11,"opticalpleochroism":72,"opticalpleochorismdesc":73,"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":74,"otheroccurrence":11,"type_specimen_store":75,"description_short":76,"aboutname":77,"rock_parent":11,"rock_parent2":11,"rock_root":9,"rock_bgs_code":11,"meteoritical_code":11,"updttime":78,"reviewed_at":11,"variety_of":11,"varieties":79,"group_members":80,"associates":81,"confused_with":82,"type_localities":83,"occurrence_total":9,"citations":88,"images":96,"structures":97,"synonyms":98,"language_names":101,"wikidata_qid":118,"texts":119},28996,"1:1:28996:8","358c864f-3b30-4dc8-b7a4-b8f712727828","Middendorfite","Mdd",0,"mineral",null,11,false,"K\u003Csub>3\u003C\u002Fsub>Na\u003Csub>2\u003C\u002Fsub>Mn\u003Csub>5\u003C\u002Fsub>Si\u003Csub>12\u003C\u002Fsub>(O,OH)\u003Csub>36\u003C\u002Fsub>·2H\u003Csub>2\u003C\u002Fsub>O","K\u003Csub>3\u003C\u002Fsub>Na\u003Csub>2\u003C\u002Fsub>Mn\u003Csub>5\u003C\u002Fsub>Si\u003Csub>12\u003C\u002Fsub>(O,OH)\u003Csub>36\u003C\u002Fsub> · 2H\u003Csub>2\u003C\u002Fsub>O",[17,18,19,20,21,22],"Mn","Na","Si","O","K","H",[17,18,19,20,21,22],[25],"APPROVED",2005,2006,"9","E","J","10","0","Monoclinic","12.55","5.721","26.86","114.04",1,2,7,1761,"Point Group: 2\u002Fm or 2; Space Group: P21\u002Fm or P21.","Coarse, rhomb-like lamellar and tabular crystals up to 0.1 x 0.2 x 0.4 mm in size, combined in worm- and fan-like aggregates up to 1 mm",3,3.5,"2.60","2.65","Vitreous","Transparent","yellowish","Dark to bright orange",[53,54,55,56],"orange","yellow","brown","colorless",[54],"on (001)","Perfect","Sub-Conchoidal","flexible","fracture scaly","Biaxial","-","1.534","1.562","1.563","21",5,1.534,1.563,"Strong","X = yellowish to colorless; Y = brown;\r\n Z = deep brown","late hydrothermal mineral in a hyperperalkaline pegmatite","A.E. Fersman Mineralogical Museum, Russian Academy of Sciences, Moscow, 3312\u002F1.","Related to Bannisterite, Parsettensite and the Stilpnomelane Group.","For Aleksandr Fedorovich von Middendorf (18 August 1815 – 24 January 1894), a German-Russian scientist who made the first mineralogical studies on the Khibiny massif.","2026-03-26 15:29:29",[],[],[],[],[84],{"id":85,"txt":86,"latitude":11,"longitude":11,"country":87},73216,"Hilairitovoye pegmatite, 252 m level, Kirovskii apatite mine, Kukisvumchorr Mt, Murmansk Oblast, Russia","Russia",[89,92],{"id":90,"year":27,"html":91,"doi":11},16152634,"Pekov, I.V., Chukanov, N.V., Dubinchuk, V.T., Zadov, A.E. (2006) Middendorfite, K3Na2Mn5Si12(O,OH)36•2H2O, a new mineral from Khibiny Massif, Kola Peninsula. Proceedings of the Russian Mineralogical Society: 135(3): 42-52 (in Russian with English abstract). https:\u002F\u002Frruff.info\u002Frruff_1.0\u002Fuploads\u002FZRMO135N3_42.pdf",{"id":93,"year":94,"html":95,"doi":11},16966025,2011,"(2011) Middendorfite. \u003Ci>Handbook of Mineralogy\u003C\u002Fi>. Mineralogical Society of America \u003Ca target='_blank' href='https:\u002F\u002Fwww.handbookofmineralogy.org\u002Fpdfs\u002Fmiddendorfite.pdf' class='refpdflink'>\u003C\u002Fa>",[],[],[99,100],"IMA2005-028","Middendorfiet",[102,106,111,114],{"lang":103,"names":104},"ca",[105],"middendorfita",{"lang":107,"names":108},"de",[109,110],"IMA 2005-028","Middendorfit",{"lang":112,"names":113},"eu",[105],{"lang":115,"names":116},"it",[117],"middendorfite","Q19861031",{"history":11,"applications":11}]