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UM2001-05-E:AuCu, and UM2001-04-E:AgAuCu.","The name is derived from the tetragonal crystal system and compositional similarity to auricupride.","2025-08-11 12:14:24",[],[],[59,68,78,87,96,103,111,118,125,133,142],{"id":60,"name":61,"entrytype":9,"csystem":30,"ima_formula":62,"mindat_formula":62,"hmin":63,"hmax":64,"dmeas":65,"dcalc":66,"primary_image_id":67},955,"Chalcopyrite","CuFeS\u003Csub>2\u003C\u002Fsub>",3.5,4,"4.1","4.18",29425,{"id":69,"name":70,"entrytype":9,"csystem":71,"ima_formula":72,"mindat_formula":73,"hmin":74,"hmax":74,"dmeas":75,"dcalc":76,"primary_image_id":77},1036,"Chromite","Isometric","Fe\u003Csup>2+\u003C\u002Fsup>Cr\u003Csub>2\u003C\u002Fsub>O\u003Csub>4\u003C\u002Fsub>","Fe\u003Csup>2+\u003C\u002Fsup>Cr\u003Csup>3+\u003C\u002Fsup>\u003Csub>2\u003C\u002Fsub>O\u003Csub>4\u003C\u002Fsub>",5.5,"4.5","5.12",29461,{"id":79,"name":80,"entrytype":9,"csystem":81,"ima_formula":82,"mindat_formula":82,"hmin":74,"hmax":83,"dmeas":84,"dcalc":85,"primary_image_id":86},1294,"Diopside","Monoclinic","CaMgSi\u003Csub>2\u003C\u002Fsub>O\u003Csub>6\u003C\u002Fsub>",6.5,"3.22","3.278",29614,{"id":88,"name":89,"entrytype":9,"csystem":81,"ima_formula":90,"mindat_formula":91,"hmin":92,"hmax":92,"dmeas":93,"dcalc":94,"primary_image_id":95},1389,"Epidote","Ca\u003Csub>2\u003C\u002Fsub>(Al\u003Csub>2\u003C\u002Fsub>Fe\u003Csup>3+\u003C\u002Fsup>)[Si\u003Csub>2\u003C\u002Fsub>O\u003Csub>7\u003C\u002Fsub>][SiO\u003Csub>4\u003C\u002Fsub>]O(OH)","(CaCa)(AlAlFe\u003Csup>3+\u003C\u002Fsup>)O[Si\u003Csub>2\u003C\u002Fsub>O\u003Csub>7\u003C\u002Fsub>][SiO\u003Csub>4\u003C\u002Fsub>](OH)",6,"3.38","3.43",92,{"id":97,"name":98,"entrytype":9,"csystem":71,"ima_formula":99,"mindat_formula":99,"hmin":74,"hmax":83,"dmeas":100,"dcalc":101,"primary_image_id":102},2538,"Magnetite","Fe\u003Csup>2+\u003C\u002Fsup>Fe\u003Csup>3+\u003C\u002Fsup>\u003Csub>2\u003C\u002Fsub>O\u003Csub>4\u003C\u002Fsub>","5.175","5.2",65576,{"id":104,"name":105,"entrytype":9,"csystem":71,"ima_formula":17,"mindat_formula":17,"hmin":106,"hmax":107,"dmeas":108,"dcalc":109,"primary_image_id":110},1720,"Native Gold",2.5,3,"15","19.309",17156,{"id":112,"name":113,"entrytype":9,"csystem":71,"ima_formula":114,"mindat_formula":114,"hmin":106,"hmax":107,"dmeas":115,"dcalc":116,"primary_image_id":117},3664,"Native Silver","Ag","10.1","10.497",17318,{"id":119,"name":120,"entrytype":9,"csystem":71,"ima_formula":121,"mindat_formula":121,"hmin":92,"hmax":83,"dmeas":122,"dcalc":123,"primary_image_id":124},3314,"Pyrite","FeS\u003Csub>2\u003C\u002Fsub>","4.8","5.01",20239,{"id":126,"name":127,"entrytype":9,"csystem":81,"ima_formula":128,"mindat_formula":129,"hmin":63,"hmax":64,"dmeas":130,"dcalc":131,"primary_image_id":132},3328,"Pyrrhotite","Fe\u003Csub>7\u003C\u002Fsub>S\u003Csub>8\u003C\u002Fsub>","Fe\u003Csub>1-x\u003C\u002Fsub>S","4.58","4.69",30574,{"id":134,"name":135,"entrytype":9,"csystem":81,"ima_formula":136,"mindat_formula":137,"hmin":138,"hmax":92,"dmeas":139,"dcalc":140,"primary_image_id":141},4011,"Tremolite","◻Ca\u003Csub>2\u003C\u002Fsub>(Mg\u003Csub>5.0-4.5\u003C\u002Fsub>Fe\u003Csup>2+\u003C\u002Fsup>\u003Csub>0.0-0.5\u003C\u002Fsub>)Si\u003Csub>8\u003C\u002Fsub>O\u003Csub>22\u003C\u002Fsub>(OH)\u003Csub>2\u003C\u002Fsub>","◻Ca\u003Csub>2\u003C\u002Fsub>Mg\u003Csub>5\u003C\u002Fsub>(Si\u003Csub>8\u003C\u002Fsub>O\u003Csub>22\u003C\u002Fsub>)(OH)\u003Csub>2\u003C\u002Fsub>",5,"2.99","2.964",24473,{"id":143,"name":144,"entrytype":9,"csystem":30,"ima_formula":145,"mindat_formula":145,"hmin":146,"hmax":146,"dmeas":147,"dcalc":148,"primary_image_id":149},4421,"Zircon","Zr(SiO\u003Csub>4\u003C\u002Fsub>)",7.5,"4.6","4.714",31046,[],[152],{"id":153,"txt":154,"latitude":11,"longitude":11,"country":155},736,"Sardala, Manasi (Manas; Marneshi), Manasi Co. (Manas Co.), Changji Autonomous Prefecture (Sanji Autonomous Prefecture), Xinjiang, China","China",38,[158,161,166,169,172,176,180],{"id":159,"year":11,"html":160,"doi":11},16111932,"Bayliss, P. (1990) Revised unit cell dimensions, space group, and chemical formula of some metallic minerals. Canadian Mineralogist: 28: 751-755.",{"id":162,"year":163,"html":164,"doi":165},16493588,1967,"Bjerkelund, E., Pearson, William B., Selte, Kari, Kjekshus, A., Hagen, G. (1967) Lattice Parameters of the CuAu(I) Phase. \u003Ci>Acta Chemica Scandinavica\u003C\u002Fi>,  21. 2900-2902 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.3891\u002Facta.chem.scand.21-2900'>doi:10.3891\u002Facta.chem.scand.21-2900\u003C\u002Fa> \u003Ca target='_blank' href='http:\u002F\u002Factachemscand.org\u002Fpdf\u002Facta_vol_21_p2900-2902.pdf' class='refpdflink'>\u003C\u002Fa>","10.3891\u002Facta.chem.scand.21-2900",{"id":167,"year":24,"html":168,"doi":11},16125401,"Chen Keqiao, Yu Tinggao, Zhang Yongge, and Peng Zhizhong (1982): Tetra-auricupride, CuAu, discovered in China. Scientia Geologica Sinica: 1982(1): 111-116. (in Chinese with English abstract)",{"id":170,"year":24,"html":171,"doi":11},16125404,"Chen Keqiao, Yu Tinggao, Zhang Yongge, and Peng Zhizhong (1982): Tetra-auricupride, CuAu, discovered in China. Scientia Geologica Sinica: 1982(1): 111-116.",{"id":173,"year":174,"html":175,"doi":11},527857,1983,"Dunn, P. J., Fleischer, M., Chao, G. Y., Cabri, L. J., Mandarino, J. A. (1983) New mineral names. \u003Ci>American Mineralogist\u003C\u002Fi>,  68 (11-12) 1248-1252 \u003Ca target='_blank' href='http:\u002F\u002Fwww.minsocam.org\u002Fammin\u002FAM68\u002FAM68_1248.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":177,"year":178,"html":179,"doi":11},16134131,1997,"Knipe, S.W., Fleet, M.E. (1997) Copper-gold alloy minerals from the Kerr mine, Ontario. The Canadian Mineralogist: 35: 573-586.",{"id":181,"year":182,"html":183,"doi":11},16967661,2005,"(2005) Tetra-auricupride. \u003Ci>Handbook of Mineralogy\u003C\u002Fi>. Mineralogical Society of America \u003Ca target='_blank' href='https:\u002F\u002Fwww.handbookofmineralogy.org\u002Fpdfs\u002Ftetraauricupride.pdf' class='refpdflink'>\u003C\u002Fa>",[185],{"id":186,"source_url":187,"license_code":188,"credit_html":189,"title":190,"description":191,"author":192,"original_width":193,"original_height":194},2331,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=59595397","CC BY-SA 3.0","Thomas Witzke, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=59595397\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Tetra-auricupride - Karabash, Ural, Russia.jpg","\u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FTetra-auricupride\" class=\"extiw\" title=\"en:Tetra-auricupride\">Tetra-auricupride\u003C\u002Fa>. Picture size 2 mm. Collection and foto Thomas Witzke.\n\u003Cdl>\u003Cdd>\u003Cdl>\u003Cdd>\u003Cdl>\u003Cdd>Locality: Karabash, Ural, Russia\u003C\u002Fdd>\u003C\u002Fdl>\u003C\u002Fdd>\u003C\u002Fdl>\u003C\u002Fdd>\u003C\u002Fdl>","Thomas Witzke",600,450,[196],{"id":197,"url":198,"label":199,"formula":200,"spacegroup":201,"year":202},13526,"\u002Fcif\u002F13526.cif","Bayliss 1990","Au Cu","P 4\u002Fm m m",1990,[204],"IMA1982-005",[206,210,214,219,222],{"lang":207,"names":208},"af",[209],"Tetra-ourikupried",{"lang":211,"names":212},"ca",[213],"tetraauricuprur",{"lang":215,"names":216},"de",[217,218],"IMA 1982-005","Tetra-Auricuprid",{"lang":220,"names":221},"eu",[7],{"lang":223,"names":224},"it",[7,225,226],"Tetraauricupride","Tetraauricuprite","Q3985271",{"history":11,"applications":11}]