[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"minerals:one:2554":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":20,"key_elements":11,"impurities":11,"cim":21,"ima_status":22,"ima_notes":11,"ima_history":11,"approval_year":11,"publication_year":11,"discovery_year":25,"strunz10ed1":26,"strunz10ed2":27,"strunz10ed3":28,"strunz10ed4":29,"dana8ed1":30,"dana8ed2":31,"dana8ed3":32,"dana8ed4":33,"csystem":34,"cclass":35,"spacegroup":36,"spacegroupset":37,"a":38,"b":37,"c":39,"alpha":37,"beta":37,"gamma":37,"aerror":11,"berror":11,"cerror":11,"alphaerror":11,"betaerror":11,"gammaerror":11,"va3":11,"z":11,"csmetamict":13,"commentcrystal":40,"twinning":11,"tranglide":11,"parting":11,"epitaxidescription":11,"morphology":41,"tlform":11,"hmin":42,"hmax":42,"hardtype":11,"vhnmin":43,"vhnmax":44,"vhnerror":11,"vhng":45,"vhns":11,"commenthard":46,"dmeas":47,"dmeas2":47,"dcalc":48,"dmeaserror":11,"dcalcerror":11,"commentdense":49,"lustre":11,"lustretype":50,"commentluster":11,"diapheny":51,"streak":11,"colour":52,"commentcolor":11,"colors":53,"streak_colors":11,"luminescence":11,"uv":11,"cleavage":57,"cleavagetype":58,"fracturetype":11,"tenacity":11,"commentbreak":11,"opticaltype":59,"opticalsign":60,"opticalalpha":37,"opticalalpha2":37,"opticalalphaerror":11,"opticalbeta":37,"opticalbeta2":37,"opticalbetaerror":11,"opticalgamma":37,"opticalgamma2":37,"opticalgammaerror":11,"opticalomega":61,"opticalomega2":37,"opticalomegaerror":11,"opticalepsilon":62,"opticalepsilon2":37,"opticalepsilonerror":11,"opticaln":37,"opticaln2":37,"opticalnerror":11,"optical2vcalc":37,"optical2vcalc2":37,"optical2vcalcerror":11,"optical2vmeasured":37,"optical2vmeasured2":37,"optical2vmeasurederror":11,"rimin":63,"rimax":64,"opticaldispersion":11,"opticalpleochroism":11,"opticalpleochorismdesc":11,"opticalbirefringence":65,"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":66,"industrial":11,"occurrence":67,"otheroccurrence":11,"type_specimen_store":68,"description_short":69,"aboutname":70,"rock_parent":11,"rock_parent2":11,"rock_root":9,"rock_bgs_code":11,"meteoritical_code":11,"updttime":71,"reviewed_at":11,"variety_of":11,"varieties":72,"group_members":73,"associates":74,"confused_with":75,"type_localities":76,"occurrence_total":81,"citations":82,"images":132,"structures":143,"synonyms":150,"language_names":152,"wikidata_qid":172,"texts":173},2554,"1:1:2554:2","a87a91f0-975c-4e6e-b4ed-40914ca28cb3","Malladrite","Mld",0,"mineral",null,73,false,"Na\u003Csub>2\u003C\u002Fsub>[SiF\u003Csub>6\u003C\u002Fsub>]","Na\u003Csub>2\u003C\u002Fsub>SiF\u003Csub>6\u003C\u002Fsub>",[17,18,19],"Na","Si","F",[17,18,19],"8.12.3",[23,24],"APPROVED","GRANDFATHERED","1926","3","C","H","05","11","5","2","1","Trigonal",12,90,"0","8.86","5.04","synthetic","Crystals prismatic [0001] with basal plane and pyramid.\r\n\r\nTablets showing {0001}, {1120}, and {1010} (Serafimova et al. 1996)",3,"78","84",10,"VHN measured on (0001)","2.714","2.756","Calculated by Serafimova et al. 1996","Vitreous,Greasy","Translucent","Pale rose, colorless, white",[54,55,56],"pink","colorless","white","{0001}","Perfect","Uniaxial","-","1.313","1.309",1.309,1.313,"weak","Slightly soluble in cold water; slightly more so in hot water.\r\nSolubility 5.7, 9.9, and 24.6 g\u002FL at 15, 40, and 100 C.","Lava deposits on an active volcano.","University of Florence, Florence, Italy, 226\u002Fl.","Serafimova et al. (1996) report it from a fumarole with wall temperatures of 60 C and gas temperatures of 100 C.  AT other times, with higher temperatures, less malladrite was found.","Named in honor of Alessandro Malladra (1865, Turin, Italy - 1945, Rome, Italy), professor at the College Mellerio Rosmini-Domodossola; director (1927–1935) of the Vesuvius Observatory. He made scientific descents into Vesuvius that were reported on around the world.","2025-11-02 17:39:39",[],[],[],[],[77],{"id":78,"txt":79,"latitude":11,"longitude":11,"country":80},145740,"Mount Vesuvius, Metropolitan City of Naples, Campania, Italy","Italy",5,[83,87,91,95,99,103,107,111,115,120,124,128],{"id":84,"year":85,"html":86,"doi":11},16116256,1872,"Stolba (1872) Zeitschrift für anorganische und allgemeine Chemie, Hamburg, Leipzig: 11: 199.",{"id":88,"year":89,"html":90,"doi":11},16116257,1880,"Bertrand (1880) Bulletin de la Société française de Minéralogie: 3: 57.",{"id":92,"year":93,"html":94,"doi":11},16116258,1922,"Raiteri (1922) Reale accademia nazionale dei Lincei, Rendus, Rome: 31: 115.",{"id":96,"year":97,"html":98,"doi":11},16116259,1926,"Zambonini, F., Carobbi, G. (1926) Sulla presenza del fluosilicato sodico e di quello di potassio tra i prodotti dell'attuale attivita del Vesuvio. Rendiconti, Reale Accademia dei Lincei: 4: 171-175.",{"id":100,"year":101,"html":102,"doi":11},519604,1927,"Foshag, W.F. (1927) New Mineral Names. \u003Ci>American Mineralogist\u003C\u002Fi>,  12 (10). 379-380 \u003Ca target='_blank' href='http:\u002F\u002Fwww.minsocam.org\u002Fammin\u002FAM12\u002FAM12_379.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":104,"year":105,"html":106,"doi":11},16116261,1929,"Collins (1929) Chemical News and Journal of Industrial Science, London: 318: 184.",{"id":108,"year":109,"html":110,"doi":11},16116262,1933,"Carobbi (1933) Periodico de Mineralogia-Roma: 4: 410.",{"id":112,"year":113,"html":114,"doi":11},1118652,1951,"Palache, Charles; Berman, Harry; Frondel, Clifford (1951) \u003Ci>The System of Mineralogy\u003C\u002Fi> (7th ed.) Vol. 2 - Halides, Nitrates, Borates, Carbonates, Sulfates, Phosphates, Arsenates, Tungstates, Molybdates, Etc. John Wiley and Sons.",{"id":116,"year":117,"html":118,"doi":119},618554,1964,"Zalkin, A., Forrester, J. D., Templeton, D. H. (1964) The crystal structure of sodium fluorosilicate. \u003Ci>Acta Crystallographica\u003C\u002Fi>,  17 (11) 1408-1412 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1107\u002Fs0365110x64003516'>doi:10.1107\u002Fs0365110x64003516\u003C\u002Fa>","10.1107\u002Fs0365110x64003516",{"id":121,"year":122,"html":123,"doi":11},16116265,1996,"Serafimova, E.K., Semenova, T.F., Vergasova, L.P., Filatov, S.K., Epifanova, V.B., Anan’yev, V.V. (1996) New data on malladrite Na2SiF6, a mineral of volcanic exhalations from the Large Tolbachik Fissure Eruption. Volcanol. Seismol.: 1: 46–55. (in Russian)",{"id":125,"year":126,"html":127,"doi":11},15940804,1997,"Jambor, J.L., Pertsev, N.N., Roberts, A.C. (1997) New mineral names, American Mineralogist: 82: 1038-1041.",{"id":129,"year":130,"html":131,"doi":11},16965775,2005,"(2005) Malladrite. \u003Ci>Handbook of Mineralogy\u003C\u002Fi>. Mineralogical Society of America \u003Ca target='_blank' href='https:\u002F\u002Fwww.handbookofmineralogy.org\u002Fpdfs\u002Fmalladrite.pdf' class='refpdflink'>\u003C\u002Fa>",[133],{"id":134,"source_url":135,"license_code":136,"credit_html":137,"title":138,"description":139,"author":140,"original_width":141,"original_height":142},15227,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=143483380","CC BY 4.0","David Hospital, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=143483380\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Malladrite.jpg","Some yellow brown single crystals of the very rare mineral Na silicofluoride mineral malladrite from the TL in Vesuvius (Mount Vesuvius, Campania, Italy) in a capsule. Ex Vandenbroucke Museum collection from Waregem, Belgium.","David Hospital",577,442,[144],{"id":145,"url":146,"label":147,"formula":148,"spacegroup":149,"year":117},8389,"\u002Fcif\u002F8389.cif","Zalkin 1964","Na2 Si F6","P 3 2 1",[151],"Malladriet",[153,157,161,165,168],{"lang":154,"names":155},"ca",[156],"mal·ladrita",{"lang":158,"names":159},"de",[160],"Malladrit",{"lang":162,"names":163},"eu",[164],"Malladrita",{"lang":166,"names":167},"it",[7],{"lang":169,"names":170},"ru",[171],"малладрит","Q3843946",{"history":11,"applications":11}]