[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"minerals:one:2819":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":19,"key_elements":20,"impurities":21,"cim":22,"ima_status":23,"ima_notes":11,"ima_history":11,"approval_year":11,"publication_year":26,"discovery_year":27,"strunz10ed1":28,"strunz10ed2":29,"strunz10ed3":30,"strunz10ed4":31,"dana8ed1":28,"dana8ed2":32,"dana8ed3":33,"dana8ed4":11,"csystem":34,"cclass":35,"spacegroup":36,"spacegroupset":37,"a":38,"b":39,"c":40,"alpha":41,"beta":42,"gamma":41,"aerror":43,"berror":44,"cerror":11,"alphaerror":11,"betaerror":11,"gammaerror":11,"va3":11,"z":43,"csmetamict":13,"commentcrystal":45,"twinning":11,"tranglide":11,"parting":11,"epitaxidescription":11,"morphology":11,"tlform":11,"hmin":46,"hmax":46,"hardtype":11,"vhnmin":47,"vhnmax":41,"vhnerror":11,"vhng":48,"vhns":11,"commenthard":11,"dmeas":41,"dmeas2":41,"dcalc":49,"dmeaserror":11,"dcalcerror":11,"commentdense":11,"lustre":11,"lustretype":50,"commentluster":11,"diapheny":51,"streak":52,"colour":53,"commentcolor":54,"colors":55,"streak_colors":60,"luminescence":11,"uv":11,"cleavage":61,"cleavagetype":62,"fracturetype":63,"tenacity":11,"commentbreak":11,"opticaltype":11,"opticalsign":11,"opticalalpha":41,"opticalalpha2":41,"opticalalphaerror":11,"opticalbeta":41,"opticalbeta2":41,"opticalbetaerror":11,"opticalgamma":41,"opticalgamma2":41,"opticalgammaerror":11,"opticalomega":41,"opticalomega2":41,"opticalomegaerror":11,"opticalepsilon":41,"opticalepsilon2":41,"opticalepsilonerror":11,"opticaln":41,"opticaln2":41,"opticalnerror":11,"optical2vcalc":41,"optical2vcalc2":41,"optical2vcalcerror":11,"optical2vmeasured":41,"optical2vmeasured2":41,"optical2vmeasurederror":11,"rimin":11,"rimax":11,"opticaldispersion":11,"opticalpleochroism":64,"opticalpleochorismdesc":65,"opticalbirefringence":11,"opticalcomments":11,"opticalcolour":66,"opticalinternal":11,"opticaltropic":67,"opticalanisotropism":68,"opticalbireflectance":65,"opticalextinction":11,"opticalr":69,"specdispm":11,"ir":11,"electrical":11,"magnetism":11,"thermalbehaviour":11,"other":11,"industrial":11,"occurrence":11,"otheroccurrence":11,"type_specimen_store":70,"description_short":71,"aboutname":72,"rock_parent":11,"rock_parent2":11,"rock_root":9,"rock_bgs_code":11,"meteoritical_code":11,"updttime":73,"reviewed_at":11,"variety_of":11,"varieties":74,"group_members":75,"associates":76,"confused_with":77,"type_localities":78,"occurrence_total":85,"citations":86,"images":112,"structures":123,"synonyms":130,"language_names":132,"wikidata_qid":148,"texts":149},2819,"1:1:2819:2","527c87db-d77a-4227-9e2e-7291f0ad28da","Muthmannite","Mma",0,"mineral",null,29,false,"AuAgTe\u003Csub>2\u003C\u002Fsub>",[16,17,18],"Ag","Au","Te",[16,17,18],[16,17,18],",Pb,Sb,S,,","3.3.8",[24,25],"APPROVED","GRANDFATHERED",1911,"1911","2","C","B","85","8","26","Monoclinic",5,13,"P2\u002Fm ","5.124","4.419","7.437","0","89.96",2,1,"some analogies to calaverite",2.5,"194",15,"11.04","Metallic","Opaque","Black to gray-black","Brassy yellow to pale bronze","pale gray on fresh fracture",[56,57,58,59],"yellow","brown","gray","black",[59,58],"in zone of elongation","Perfect","Irregular\u002FUneven","Weak","very low","pale gray","Anisotropic","Very weak","(42.3) 420,\r\n(41.3) 440,\r\n(40.4) 460,\r\n(39.7) 480,\r\n(39.2) 500,\r\n(38.7) 520,\r\n(38.4) 540,\r\n(38.2) 560,\r\n(38.1) 580,\r\n(38.0) 600,\r\n(38.0) 620,\r\n(38.0) 640,\r\n(38.1) 660,\r\n(38.2) 680,\r\n(38.4) 700","University of Naples Museum, Naples, Italy.","Originally described as (Ag,Au)Te, recently redefined as AuAgTe2 (Bindi & Cipriani, 2004).","Named in honor of Friedrich Wilhelm Muthmann (8 February 1861, Elberfeld - 3 August 1913, Munich), German chemist and crystallographer, and professor at Technische Hochschule, Munich.","2025-10-27 14:12:51",[],[],[],[],[79],{"id":80,"txt":81,"latitude":82,"longitude":83,"country":84},2608,"Săcărâmb, Certeju de Sus, Hunedoara County, Romania",45.9738889,23.04,"Romania",17,[87,91,95,99,104,108],{"id":88,"year":26,"html":89,"doi":90},103218,"Zambonini, Ferruccio (1911) Über den Muthmannit, ein neues Mineral. \u003Ci>Zeitschrift für Krystallographie und Mineralogie\u003C\u002Fi>,  49 (1-6). 246-249 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1524\u002Fzkri.1911.49.1.246'>doi:10.1524\u002Fzkri.1911.49.1.246\u003C\u002Fa> \u003Ca target='_blank' href='https:\u002F\u002Frruff.info\u002Fdoclib\u002Fzk\u002Fvol49\u002FZK49_246.pdf' class='refpdflink'>\u003C\u002Fa>","10.1524\u002Fzkri.1911.49.1.246",{"id":92,"year":93,"html":94,"doi":11},1118651,1944,"Palache, Charles, Berman, Harry, Frondel, Clifford (1944) \u003Ci>The System of Mineralogy\u003C\u002Fi> (7th ed.) Vol. 1 - Elements, Sulfides, Sulfosalts, Oxides. John Wiley and Sons, New York.",{"id":96,"year":97,"html":98,"doi":11},16118011,1985,"Spiridonov, E.M., Chvileva, T.N. (1985) New data on muthmannite, AuAgTe2. Doklady Akademii Nauk SSSR: 280: 994-997.",{"id":100,"year":101,"html":102,"doi":103},394947,2004,"Bindi, Luca, Cipriani, Curzio (2004) Ordered distribution of Au and Ag in the crystal structure of muthmannite, AuAgTe2, a rare telluride from Sacarîmb, western Romania. \u003Ci>American Mineralogist\u003C\u002Fi>,  89 (10) 1505-1509 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.2138\u002Fam-2004-1019'>doi:10.2138\u002Fam-2004-1019\u003C\u002Fa> \u003Ca target='_blank' href='https:\u002F\u002Frruff.info\u002Fdoclib\u002Fam\u002Fvol89\u002FAM89_1505.pdf' class='refpdflink'>\u003C\u002Fa>","10.2138\u002Fam-2004-1019",{"id":105,"year":106,"html":107,"doi":11},16966168,2005,"(2005) Muthmannite. \u003Ci>Handbook of Mineralogy\u003C\u002Fi>. Mineralogical Society of America \u003Ca target='_blank' href='https:\u002F\u002Fwww.handbookofmineralogy.org\u002Fpdfs\u002Fmuthmannite.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":109,"year":110,"html":111,"doi":11},16118013,2008,"Bindi, L. (2008) Commensurate-incommensurate phase transition in muthmannite, AuAgTe2: First evidence of a modulated structure at low-temperature. Philosophical Magazine Letters: 88: 533-541.",[113],{"id":114,"source_url":115,"license_code":116,"credit_html":117,"title":118,"description":119,"author":120,"original_width":121,"original_height":122},16914,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=109806951","CC BY-SA 4.0","David Hospital, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=109806951\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Muthmannite.jpg","A microspecimen of the extremely rare Ag-Au-telluride mineral muthmannite from the type locality in Nagyag (Sacaramb, Romania) in an analyzed specimen by SEM\u002FEDS. Ex Vandenbroucke Museum collection from Waregem, Belgium.","David Hospital",626,488,[124],{"id":125,"url":126,"label":127,"formula":128,"spacegroup":129,"year":101},9684,"\u002Fcif\u002F9684.cif","Bindi 2004","Au Ag Te2","P 1 2\u002Fm 1",[131],"Muthmanniet",[133,137,141,145],{"lang":134,"names":135},"ca",[136],"muthmannita",{"lang":138,"names":139},"de",[140],"Muthmannit",{"lang":142,"names":143},"eu",[144],"Muthmannita",{"lang":146,"names":147},"it",[7],"Q3868753",{"history":11,"applications":11}]