[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"minerals:one:470831":3},{"id":4,"longid":5,"guid":6,"name":7,"shortcode_ima":8,"entrytype":9,"entrytype_text":10,"varietyof":6,"synid":6,"polytypeof":6,"groupid":6,"weighting":11,"nolocadd":12,"blacklisted":12,"mindat_formula":13,"mindat_formula_note":6,"ima_formula":6,"elements":14,"sigelements":20,"key_elements":21,"impurities":6,"cim":6,"ima_status":22,"ima_notes":6,"ima_history":24,"approval_year":25,"publication_year":6,"discovery_year":6,"strunz10ed1":26,"strunz10ed2":27,"strunz10ed3":28,"strunz10ed4":6,"dana8ed1":6,"dana8ed2":6,"dana8ed3":6,"dana8ed4":6,"csystem":29,"cclass":30,"spacegroup":31,"spacegroupset":32,"a":33,"b":34,"c":35,"alpha":6,"beta":6,"gamma":6,"aerror":36,"berror":37,"cerror":38,"alphaerror":6,"betaerror":6,"gammaerror":6,"va3":6,"z":39,"csmetamict":12,"commentcrystal":6,"twinning":6,"tranglide":6,"parting":6,"epitaxidescription":6,"morphology":6,"tlform":40,"hmin":6,"hmax":6,"hardtype":6,"vhnmin":6,"vhnmax":6,"vhnerror":6,"vhng":6,"vhns":6,"commenthard":6,"dmeas":6,"dmeas2":6,"dcalc":41,"dmeaserror":6,"dcalcerror":6,"commentdense":6,"lustre":6,"lustretype":42,"commentluster":6,"diapheny":43,"streak":6,"colour":44,"commentcolor":6,"colors":45,"streak_colors":6,"luminescence":6,"uv":6,"cleavage":6,"cleavagetype":48,"fracturetype":6,"tenacity":49,"commentbreak":6,"opticaltype":6,"opticalsign":6,"opticalalpha":6,"opticalalpha2":6,"opticalalphaerror":6,"opticalbeta":6,"opticalbeta2":6,"opticalbetaerror":6,"opticalgamma":6,"opticalgamma2":6,"opticalgammaerror":6,"opticalomega":6,"opticalomega2":6,"opticalomegaerror":6,"opticalepsilon":6,"opticalepsilon2":6,"opticalepsilonerror":6,"opticaln":6,"opticaln2":6,"opticalnerror":6,"optical2vcalc":6,"optical2vcalc2":6,"optical2vcalcerror":6,"optical2vmeasured":6,"optical2vmeasured2":6,"optical2vmeasurederror":6,"rimin":6,"rimax":6,"opticaldispersion":6,"opticalpleochroism":6,"opticalpleochorismdesc":6,"opticalbirefringence":6,"opticalcomments":6,"opticalcolour":50,"opticalinternal":51,"opticaltropic":52,"opticalanisotropism":53,"opticalbireflectance":54,"opticalextinction":6,"opticalr":55,"specdispm":6,"ir":6,"electrical":6,"magnetism":6,"thermalbehaviour":6,"other":6,"industrial":6,"occurrence":56,"otheroccurrence":6,"type_specimen_store":57,"description_short":58,"aboutname":59,"rock_parent":6,"rock_parent2":6,"rock_root":9,"rock_bgs_code":6,"meteoritical_code":6,"updttime":60,"reviewed_at":6,"variety_of":6,"varieties":61,"group_members":62,"associates":63,"confused_with":64,"type_localities":65,"occurrence_total":72,"citations":73,"images":82,"structures":83,"synonyms":84,"language_names":86,"wikidata_qid":96,"texts":97},470831,"1:1:470831:1",null,"Masaitisite","Msts",0,"mineral",6,false,"KCu\u003Csub>5\u003C\u002Fsub>O\u003Csub>2\u003C\u002Fsub>(SeO\u003Csub>3\u003C\u002Fsub>)\u003Csub>2\u003C\u002Fsub>Cl\u003Csub>3\u003C\u002Fsub>",[15,16,17,18,19],"Cl","Cu","Se","O","K",[15,16,17,18,19],[15,16,17],[23],"APPROVED","IMA No. 2023-021",2023,"4","J","G","Orthorhombic",8,71,"Pnma ","18.154","6.451","10.567",5,2,3,4,"occurs as prismatic, tabular or lamellar crystals up to 30μm long, up to 20μm wide, and up to 5μm thick. The crystals are combined in aggregates up to 0.2mm overgrowing euchlorine crusts.","4.01","Vitreous","Transparent","bright yellowish-green",[46,47],"yellow","green","None Observed","brittle","gray","weak light green","Anisotropic","from brownish-gray to dark brownish-gray.","weak","(8.1,10.9) 470,\r\n(9.8,11.3) 546,\r\n(9.2,10.4) 589,\r\n(7.9,9.8) 650","high-temperature sublimes of the active fumarole Yadovitaya at the Second scoria cone of the Northern Breakthrough of the Great Tolbachik Fissure Eruption, Tolbachik volcano, Kamchatka, Russia.","collections of the Fersman Mineralogical Museum, Russian\r\nAcademy of Sciences, Leninskiy Prospekt 18-2, Moscow 119071, Russia, registration number 6006\u002F1","The K analogue of ilinskite. Not unique in terms of chemical combination - compare burnsite and prewittite.","The mineral is named in honour of the prominent Russian geologist and petrologist Viktor Liudvigovich Masaitis (1927-2019).","2026-02-21 08:47:04",[],[],[],[],[66],{"id":67,"txt":68,"latitude":69,"longitude":70,"country":71},2656,"Yadovitaya fumarole, Second scoria cone, Northern Breakthrough (North Breach), Great Fissure eruption (Main Fracture), Tolbachik Volcanic field, Milkovsky District, Kamchatka Krai, Russia",55.8333333,160.3333333,"Russia",1,[74,78],{"id":75,"year":25,"html":76,"doi":77},16627056,"Bosi, Ferdinando; Hatert, Frédéric; Pasero, Marco; Mills, Stuart J. (2023) Newsletter 74. \u003Ci>Mineralogical Magazine\u003C\u002Fi>,  87 (5). 783-787 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1180\u002Fmgm.2023.54'>doi:10.1180\u002Fmgm.2023.54\u003C\u002Fa>","10.1180\u002Fmgm.2023.54",{"id":79,"year":80,"html":81,"doi":6},19634808,2025,"Pekov, I. V; Murashko, M. N; Agakhanov, A. A; Vigasina, M. F; Britvin, S. N; Turchkova, A. G (2025) Masaitisite, KCu 5 O 2 (Se 4+ O 3 ) 2 Cl 3 , a New Mineral from Fumarole Exhalations of the Tolbachik Volcano, Kamchatka, Russia. \u003Ci>Zapiski of the Russian Mineralogical Society\u003C\u002Fi>,  CLIV (6). 27-39",[],[],[85],"Masaitisiet",[87,91],{"lang":88,"names":89},"ca",[90],"masaitisita",{"lang":92,"names":93},"de",[94,95],"IMA 2023-021","Masaitisit","Q122858113",{"history":6,"applications":6}]