[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"minerals:one:1757":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":21,"key_elements":11,"impurities":11,"cim":22,"ima_status":23,"ima_notes":11,"ima_history":11,"approval_year":25,"publication_year":26,"discovery_year":11,"strunz10ed1":27,"strunz10ed2":28,"strunz10ed3":20,"strunz10ed4":29,"dana8ed1":30,"dana8ed2":31,"dana8ed3":32,"dana8ed4":33,"csystem":34,"cclass":35,"spacegroup":36,"spacegroupset":37,"a":38,"b":39,"c":40,"alpha":37,"beta":37,"gamma":37,"aerror":11,"berror":11,"cerror":11,"alphaerror":11,"betaerror":11,"gammaerror":11,"va3":11,"z":41,"csmetamict":13,"commentcrystal":11,"twinning":11,"tranglide":11,"parting":11,"epitaxidescription":11,"morphology":11,"tlform":42,"hmin":43,"hmax":44,"hardtype":45,"vhnmin":37,"vhnmax":37,"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":49,"diapheny":50,"streak":51,"colour":51,"commentcolor":11,"colors":52,"streak_colors":53,"luminescence":11,"uv":54,"cleavage":55,"cleavagetype":56,"fracturetype":57,"tenacity":11,"commentbreak":11,"opticaltype":58,"opticalsign":59,"opticalalpha":60,"opticalalpha2":37,"opticalalphaerror":61,"opticalbeta":62,"opticalbeta2":37,"opticalbetaerror":61,"opticalgamma":63,"opticalgamma2":37,"opticalgammaerror":61,"opticalomega":37,"opticalomega2":37,"opticalomegaerror":11,"opticalepsilon":37,"opticalepsilon2":37,"opticalepsilonerror":11,"opticaln":37,"opticaln2":37,"opticalnerror":11,"optical2vcalc":64,"optical2vcalc2":37,"optical2vcalcerror":11,"optical2vmeasured":65,"optical2vmeasured2":66,"optical2vmeasurederror":11,"rimin":67,"rimax":68,"opticaldispersion":69,"opticalpleochroism":11,"opticalpleochorismdesc":11,"opticalbirefringence":11,"opticalcomments":11,"opticalcolour":11,"opticalinternal":11,"opticaltropic":11,"opticalanisotropism":11,"opticalbireflectance":11,"opticalextinction":70,"opticalr":11,"specdispm":11,"ir":11,"electrical":11,"magnetism":11,"thermalbehaviour":71,"other":72,"industrial":11,"occurrence":73,"otheroccurrence":11,"type_specimen_store":74,"description_short":11,"aboutname":75,"rock_parent":11,"rock_parent2":11,"rock_root":9,"rock_bgs_code":11,"meteoritical_code":11,"updttime":76,"reviewed_at":11,"variety_of":11,"varieties":77,"group_members":78,"associates":79,"confused_with":80,"type_localities":81,"occurrence_total":61,"citations":88,"images":115,"structures":126,"synonyms":133,"language_names":136,"wikidata_qid":152,"texts":153},1757,"1:1:1757:8","99acf463-107c-4784-9a02-c80f17d41bdc","Grumantite","Gmt",0,"mineral",null,18,false,"Na(HSi\u003Csub>2\u003C\u002Fsub>O\u003Csub>5\u003C\u002Fsub>)·H\u003Csub>2\u003C\u002Fsub>O","NaSi\u003Csub>2\u003C\u002Fsub>O\u003Csub>4\u003C\u002Fsub>(OH) · H\u003Csub>2\u003C\u002Fsub>O",[17,18,19,20],"Na","Si","O","H",[17,18,19,20],"14.1.7",[24],"APPROVED",1985,1987,"9","E","10","78","4","5","1","Orthorhombic",6,23,"0","15.979","18.25","7.169",16,"irregular crystals, compact massive",4,5,3,"2.21","2.26","Vitreous,Silky,Dull","Aggregates dull to silky, single crystals vitreous","Transparent","white",[51],[51],"Weak, bluish white","on {100}","Perfect","Step-Like","Biaxial","+","1.494",2,"1.507","1.523","84.9","83","87",1.494,1.523,"weak, r > v","X = a, Y = c, Z = b","The DTA curve exhibits marked endothermal effects at 280°C (dehydration), 700°C (phase transition), and 760°C (melting).","Insoluble in cold water and cold 10% HCl, readily\r\nsoluble in hot 10% HCl giving a silicic residue.","in veins cutting alkalic feldspathoid-bearing pegmatites in a differentiated alkalic massif","Geology Museum, Kola Branch, Academy of Sciences, Apatity, Russia.\r\nMineralogical Museum, St. Petersberg, Russia.\r\nA.E.Fersman Mineralogical Museum, Moscow, Russia.","From an old Russian name for the Spitzbergen Archipelago.","2025-08-11 12:14:20",[],[],[],[],[82],{"id":83,"txt":84,"latitude":85,"longitude":86,"country":87},204991,"Umbozero North quarry, Alluaiv Mountain, Lovozersky District, Murmansk Oblast, Russia",67.8808582,34.4421997,"Russia",[89,92,96,99,103,106,110],{"id":90,"year":26,"html":91,"doi":11},16110946,"Khomyakov, A.P., Korobitsyn, M.F., Kurova, T.A., Cherepivskaya, G.E. (1987) Grumantite NaHSi2O5·H2O—a new mineral. Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva: 116(2): 244-248.",{"id":93,"year":94,"html":95,"doi":11},528451,1988,"Jambor, John L., Grew, Edward S., Puziewicz, Jacek, Vanko, David A. (1988) New Mineral Names. \u003Ci>American Mineralogist\u003C\u002Fi>,  73 (3-4) 439-445 \u003Ca target='_blank' href='http:\u002F\u002Fwww.minsocam.org\u002Fammin\u002FAM73\u002FAM73_439.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":97,"year":94,"html":98,"doi":11},16110947,"Pushcharovsky, D.Y., Nadezhina, T.N., Yamnova, N.A., Rastsvetaieva, R.K. (1988) New types of tetrahedral radicals in mineral structures: Be(OH)2 and grumantite. Zeitschrift für Kristallographie: 185: 612.",{"id":100,"year":101,"html":102,"doi":11},16110948,1989,"Yamnova, N.Y., Pushcharovskii, D.Y., Andrianov, V.I., Rastsvetaeva, R.K., Khomyakov, A.P., Mikheeva, M.G. (1989) A new type of silicon-oxygen group in the structure of grumantite Na[Si2O4(OH)]·H2O. Soviet Physics - Doklady: 34: 284-286.",{"id":104,"year":101,"html":105,"doi":11},16110949,"Yamnova, N.Y., Pushcharovskii, D.Y., Andrianov, V.I., Rastsvetaeva, R.K., Khomyakov, A.P., Mikheeva, M.G. (1989) A new type of silicate radical in the structure of grumantite, Na[Si2O4(OH)].H2O. Doklady Akademii Nauk SSSR: 305(4): 868-871.",{"id":107,"year":108,"html":109,"doi":11},16964678,2001,"(2001) Grumantite. \u003Ci>Handbook of Mineralogy\u003C\u002Fi>. Mineralogical Society of America \u003Ca target='_blank' href='https:\u002F\u002Fwww.handbookofmineralogy.org\u002Fpdfs\u002Fgrumantite.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":111,"year":112,"html":113,"doi":114},244500,2014,"Zubkova, N. V., Pekov, I. V., Pushcharovsky, D. Yu. (2014) A review of crystal chemistry of natural silicates of alkaline elements in the light of new structural data. \u003Ci>Mineralogical Magazine\u003C\u002Fi>,  78 (2) 253-265 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1180\u002Fminmag.2014.078.2.03'>doi:10.1180\u002Fminmag.2014.078.2.03\u003C\u002Fa>","10.1180\u002Fminmag.2014.078.2.03",[116],{"id":117,"source_url":118,"license_code":119,"credit_html":120,"title":121,"description":122,"author":123,"original_width":124,"original_height":125},10521,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=74479293","CC BY-SA 4.0","David Hospital, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=74479293\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Grumantite.jpg","Tan crystals of the rare silicate mineral grumantite from the type locality and only one of the two known localities worldwide: Lovozero Massif, Kola, Russian Federation.","David Hospital",704,667,[127],{"id":128,"url":129,"label":130,"formula":131,"spacegroup":132,"year":101},5791,"\u002Fcif\u002F5791.cif","Yamnova 1989","Na Si2 O6 H3","F d d 2",[134,135],"Grumantiet","IMA1985-029",[137,141,146,149],{"lang":138,"names":139},"ca",[140],"Grumantita",{"lang":142,"names":143},"de",[144,145],"Grumantit","IMA 1985-029",{"lang":147,"names":148},"eu",[140],{"lang":150,"names":151},"it",[7],"Q3777238",{"history":11,"applications":11}]