[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"minerals:one:46427":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":14,"elements":15,"sigelements":21,"key_elements":22,"impurities":23,"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":34,"spacegroup":35,"spacegroupset":36,"a":37,"b":38,"c":39,"alpha":11,"beta":40,"gamma":11,"aerror":41,"berror":42,"cerror":43,"alphaerror":11,"betaerror":41,"gammaerror":11,"va3":11,"z":44,"csmetamict":13,"commentcrystal":11,"twinning":11,"tranglide":11,"parting":11,"epitaxidescription":11,"morphology":45,"tlform":46,"hmin":44,"hmax":44,"hardtype":11,"vhnmin":47,"vhnmax":11,"vhnerror":11,"vhng":11,"vhns":11,"commenthard":11,"dmeas":11,"dmeas2":11,"dcalc":48,"dmeaserror":11,"dcalcerror":11,"commentdense":11,"lustre":11,"lustretype":49,"commentluster":11,"diapheny":50,"streak":51,"colour":52,"commentcolor":11,"colors":53,"streak_colors":57,"luminescence":11,"uv":11,"cleavage":11,"cleavagetype":58,"fracturetype":59,"tenacity":60,"commentbreak":11,"opticaltype":61,"opticalsign":11,"opticalalpha":62,"opticalalpha2":11,"opticalalphaerror":63,"opticalbeta":11,"opticalbeta2":11,"opticalbetaerror":11,"opticalgamma":64,"opticalgamma2":11,"opticalgammaerror":63,"opticalomega":11,"opticalomega2":11,"opticalomegaerror":11,"opticalepsilon":11,"opticalepsilon2":11,"opticalepsilonerror":11,"opticaln":11,"opticaln2":11,"opticalnerror":11,"optical2vcalc":11,"optical2vcalc2":11,"optical2vcalcerror":11,"optical2vmeasured":11,"optical2vmeasured2":11,"optical2vmeasurederror":11,"rimin":65,"rimax":66,"opticaldispersion":11,"opticalpleochroism":67,"opticalpleochorismdesc":68,"opticalbirefringence":11,"opticalcomments":69,"opticalcolour":70,"opticalinternal":11,"opticaltropic":71,"opticalanisotropism":72,"opticalbireflectance":67,"opticalextinction":11,"opticalr":73,"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":63,"citations":90,"images":103,"structures":104,"synonyms":105,"language_names":108,"wikidata_qid":125,"texts":126},46427,"1:1:46427:7","94e2496f-9fbb-45b6-9b97-bdf7c9a19353","Melanarsite","Mea",0,"mineral",null,30,false,"K\u003Csub>3\u003C\u002Fsub>Cu\u003Csub>7\u003C\u002Fsub>Fe\u003Csup>3+\u003C\u002Fsup>O\u003Csub>4\u003C\u002Fsub>(AsO\u003Csub>4\u003C\u002Fsub>)\u003Csub>4\u003C\u002Fsub>",[16,17,18,19,20],"As","Cu","Fe","O","K",[16,17,18,19,20],[16,17],"Zn",[25],"APPROVED",2014,2016,"8","B","H","75","0","Monoclinic",5,10,"C2\u002Fc "," 11.4763"," 16.620"," 10.1322"," 105.078",9,2,8,4,"Tabular to prismatic crystals up to 0.4 mm; clusters; forming crust","Tabular to prismatic crystals up to 0.4 mm, separate or combined in clusters up to 1 mm across or in interrupted crusts up to 0.02 x 1 x 1 cm covering basalt scoria.","203","4.39","Vitreous","Opaque","Dark green with an olive hue","Black",[54,55,56],"black","green","gray",[55],"None Observed","Irregular\u002FUneven","brittle","Biaxial","1.80",1,"1.91",1.8,1.91,"Weak","Observed in the thinnest particles, is strong with Z (very dark greyish-green) > X (green to pale green).","Optical sign, β, and 2V not determined.","Dark grey","Anisotropic","Very weak","(11.4,10.2) 400,\r\n(11.1,9.9) 420,\r\n(10.9,9.7) 440,\r\n(10.6,9.4) 460,\r\n(10.5,9.4) 470,\r\n(10.4,9.3) 480,\r\n(10.2,9.1) 500,\r\n(10.1,9.0) 520,\r\n(10.0,8.9) 540,\r\n(10.0,8.9) 546,\r\n(9.9,8.8) 560,\r\n(9.8,8.7) 580,\r\n(9.7,8.7) 589,\r\n(9.7,8.7) 600,\r\n(9.6,8.6) 620,\r\n(9.5,8.6) 640,\r\n(9.5,8.6) 650,\r\n(9.4,8.5) 660,\r\n(9.4,8.4) 680,\r\n(9.3,8.4) 700","Fumaroles","Type material is deposited in the collections of the Fersman Mineralogical Museum of the Russian Academy of Sciences, Moscow, Russia, registration number 4550\u002F1","New structure type: heteropolyhedral pseudo-framework comprises distorted Cu(1-3)O6  and (Fe,Cu)O6 octahedra, and As(1-3)O4 tetrahedra. There are tunnels and voids occupied by two independent K atoms ([8]K & [7]K).\r\n\r\nMelanarsite is the second K-Cu-Fe-...","The name reflects belonging of the mineral to arsenates and its black colour (colour name taken from Greek)","2025-08-11 12:15:13",[],[],[],[],[84],{"id":85,"txt":86,"latitude":87,"longitude":88,"country":89},251235,"Arsenatnaya fumarole, Second scoria cone, Northern Breakthrough (North Breach), Great Fissure eruption (Main Fracture), Tolbachik Volcanic field, Milkovsky District, Kamchatka Krai, Russia",55.6833333,160.2333333,"Russia",[91,95,99],{"id":92,"year":26,"html":93,"doi":94},244562,"Williams, P. A., Hatert, F., Pasero, M., Mills, S. J. (2014) IMA Commission on New Minerals, Nomenclature and Classification (CNMNC), CNMNC Newsletter No. 22. \u003Ci>Mineralogical Magazine\u003C\u002Fi>,  78 (5) 1241-1248 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1180\u002Fminmag.2014.078.5.10'>doi:10.1180\u002Fminmag.2014.078.5.10\u003C\u002Fa>","10.1180\u002Fminmag.2014.078.5.10",{"id":96,"year":27,"html":97,"doi":98},244811,"Pekov, Igor V., Zubkova, Natalia V., Yapaskurt, Vasiliy O., Polekhovsky, Yury S., Vigasina, Marina F., Belakovskiy, Dmitry I., Britvin, Sergey N., Sidorov, Evgeny G., Pushcharovsky, Dmitry Y. (2016) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. VI. Melanarsite, K\u003Csub>3\u003C\u002Fsub>Cu\u003Csub>7\u003C\u002Fsub>Fe\u003Csup>3+\u003C\u002Fsup>O\u003Csub>4\u003C\u002Fsub>(AsO\u003Csub>4\u003C\u002Fsub>)\u003Csub>4\u003C\u002Fsub>. \u003Ci>Mineralogical Magazine\u003C\u002Fi>,  80 (5) 855-867 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1180\u002Fminmag.2016.080.027'>doi:10.1180\u002Fminmag.2016.080.027\u003C\u002Fa> \u003Ca target='_blank' href='https:\u002F\u002Frruff.info\u002Frruff_1.0\u002Fuploads\u002FMM80_855.pdf' class='refpdflink'>\u003C\u002Fa>","10.1180\u002Fminmag.2016.080.027",{"id":100,"year":101,"html":102,"doi":11},16965919,2017,"(2017) Melanarsite. \u003Ci>Handbook of Mineralogy\u003C\u002Fi>. Mineralogical Society of America \u003Ca target='_blank' href='https:\u002F\u002Fwww.handbookofmineralogy.org\u002Fpdfs\u002Fmelanarsite.pdf' class='refpdflink'>\u003C\u002Fa>",[],[],[106,107],"IMA2014-048","Melanarsiet",[109,113,118,121],{"lang":110,"names":111},"ca",[112],"melanarsita",{"lang":114,"names":115},"de",[116,117],"IMA 2014-048","Melanarsit",{"lang":119,"names":120},"eu",[112],{"lang":122,"names":123},"it",[124],"melanarsite","Q19861014",{"history":11,"applications":11}]