[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"minerals:one:541":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":22,"key_elements":23,"impurities":11,"cim":24,"ima_status":25,"ima_notes":11,"ima_history":11,"approval_year":27,"publication_year":28,"discovery_year":11,"strunz10ed1":29,"strunz10ed2":30,"strunz10ed3":31,"strunz10ed4":32,"dana8ed1":33,"dana8ed2":34,"dana8ed3":35,"dana8ed4":36,"csystem":37,"cclass":38,"spacegroup":39,"spacegroupset":40,"a":41,"b":42,"c":43,"alpha":31,"beta":44,"gamma":31,"aerror":45,"berror":46,"cerror":45,"alphaerror":11,"betaerror":45,"gammaerror":11,"va3":11,"z":45,"csmetamict":13,"commentcrystal":47,"twinning":11,"tranglide":11,"parting":11,"epitaxidescription":11,"morphology":48,"tlform":49,"hmin":46,"hmax":46,"hardtype":11,"vhnmin":31,"vhnmax":31,"vhnerror":11,"vhng":11,"vhns":11,"commenthard":11,"dmeas":31,"dmeas2":31,"dcalc":50,"dmeaserror":11,"dcalcerror":11,"commentdense":11,"lustre":11,"lustretype":51,"commentluster":11,"diapheny":52,"streak":53,"colour":54,"commentcolor":11,"colors":55,"streak_colors":59,"luminescence":11,"uv":11,"cleavage":60,"cleavagetype":61,"fracturetype":11,"tenacity":11,"commentbreak":11,"opticaltype":62,"opticalsign":63,"opticalalpha":64,"opticalalpha2":31,"opticalalphaerror":11,"opticalbeta":65,"opticalbeta2":31,"opticalbetaerror":11,"opticalgamma":66,"opticalgamma2":31,"opticalgammaerror":11,"opticalomega":31,"opticalomega2":31,"opticalomegaerror":11,"opticalepsilon":31,"opticalepsilon2":31,"opticalepsilonerror":11,"opticaln":31,"opticaln2":31,"opticalnerror":11,"optical2vcalc":31,"optical2vcalc2":31,"optical2vcalcerror":11,"optical2vmeasured":67,"optical2vmeasured2":31,"optical2vmeasurederror":11,"rimin":68,"rimax":69,"opticaldispersion":70,"opticalpleochroism":11,"opticalpleochorismdesc":11,"opticalbirefringence":11,"opticalcomments":11,"opticalcolour":11,"opticalinternal":11,"opticaltropic":11,"opticalanisotropism":11,"opticalbireflectance":11,"opticalextinction":11,"opticalr":11,"specdispm":11,"ir":71,"electrical":11,"magnetism":11,"thermalbehaviour":11,"other":72,"industrial":11,"occurrence":73,"otheroccurrence":11,"type_specimen_store":74,"description_short":75,"aboutname":76,"rock_parent":11,"rock_parent2":11,"rock_root":9,"rock_bgs_code":11,"meteoritical_code":11,"updttime":77,"reviewed_at":11,"variety_of":11,"varieties":78,"group_members":79,"associates":80,"confused_with":81,"type_localities":82,"occurrence_total":89,"citations":90,"images":111,"structures":112,"synonyms":119,"language_names":122,"wikidata_qid":159,"texts":160},541,"1:1:541:8","9db64fa1-75a7-49de-bf1f-a7689d5bbb6d","Bartelkeite","Btk",0,"mineral",null,75,false,"Pb(Fe\u003Csup>2+\u003C\u002Fsup>Ge)[Ge\u003Csub>2\u003C\u002Fsub>O\u003Csub>7\u003C\u002Fsub>](OH)\u003Csub>2\u003C\u002Fsub>·H\u003Csub>2\u003C\u002Fsub>O","PbFe\u003Csup>2+\u003C\u002Fsup>Ge(Ge\u003Csub>2\u003C\u002Fsub>O\u003Csub>7\u003C\u002Fsub>)(OH)\u003Csub>2\u003C\u002Fsub> · H\u003Csub>2\u003C\u002Fsub>O",[17,18,19,20,21],"Fe","Ge","Pb","O","H",[17,18,19,20,21],[18,19],"7.11.19",[26],"APPROVED",1979,1981,"9","J","0","10","7","6","2","1","Monoclinic",5,15,"P1 21\u002Fm 1","5.8279","13.6150","6.3097","127.314",2,4,"contains Ge in both octahedral coordination with Fe, and in tetrahedral coordination as sorogermanate anion [Ge2O7]","Crystals tabular on \u003Cmi>{10_1}\u003C\u002Fmi> or acicular on {101}; {111} and {010} also observed.","Tabular and acicular crystals to 1 mm.","4.97","Sub-Adamantine","Transparent","White","Colourless, white to very pale greenish",[56,57,58],"colorless","white","green",[57],"on {101}","Distinct\u002FGood","Biaxial","-","1.885","1.91","1.913","35",1.885,1.913,"r \u003C v","IR spectrum shows the absence of water.","Dissolves in hot HCl.","In cavities in oxidized primary germanium ore from a dolostone-hosted hydrothermal polymetallic ore deposit.","University of Stuttgart, Stuttgart, Germany (No. NM07);\r\nNational Museum of Natural History, Washington, D.C., USA (No. 148302).","Structurally related to the monoclinic non-quenchable high-pressure phase of lawsonite (lawsonite itself is orthorhombic).\r\n\r\nChemically related to mathewrogersite.","Name in honor of Wolfgang Bartelke  (b. 1949), German mineral collector and specialist in the minerals of Tsumeb, Namibia.","2025-08-11 12:14:18",[],[],[],[],[83],{"id":84,"txt":85,"latitude":86,"longitude":87,"country":88},2428,"Tsumeb Mine (Ongopolo Mine), Tsumeb, Oshikoto Region, Namibia",-19.2270412,17.7276421,"Namibia",1,[91,94,98,102,107],{"id":92,"year":28,"html":93,"doi":11},15932601,"Keller, P., Hess, H., Dunn, P. J. (1981) Bartelkeit, PbFe2+Ge3O8, ein neues Germanium-Mineral von Tsumeb, Namibia. \u003Ci>Chemie der Erde\u003C\u002Fi>,  40. 201-206",{"id":95,"year":96,"html":97,"doi":11},16106140,1982,"Fleischer, M., Burns, R.G., Cabri, L.J., Francis, C.A., Pabst, A. (1982) New mineral names. American Mineralogist, 67, 413-418.",{"id":99,"year":100,"html":101,"doi":11},16641619,1997,"Anthony, John Williams, Bideaux, Richard A., Bladh, Kenneth W., Nichols, Monte C. - \u003Ci>Ed.\u003C\u002Fi> (1997) \u003Ci>Handbook of Mineralogy\u003C\u002Fi> Vol. 3 - Halides, Hydroxides, Oxides. Mineral Data Publishing, Tucson, Arizona. p.1-682.",{"id":103,"year":104,"html":105,"doi":106},396879,2012,"Origlieri, M. J., Yang, H., Downs, R. T., Posner, E. S., Domanik, K. J., Pinch, W. W. (2012) The crystal structure of bartelkeite, with a revised chemical formula, PbFeGe\u003Csup>VI\u003C\u002Fsup>(Ge\u003Csub>2\u003C\u002Fsub>\u003Csup>IV\u003C\u002Fsup>O\u003Csub>7\u003C\u002Fsub>)(OH)\u003Csub>2\u003C\u002Fsub>·H\u003Csub>2\u003C\u002Fsub>O, isotypic with high-pressure P21\u002Fm lawsonite. \u003Ci>American Mineralogist\u003C\u002Fi>,  97 (10) 1812-1815 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.2138\u002Fam.2012.4269'>doi:10.2138\u002Fam.2012.4269\u003C\u002Fa>","10.2138\u002Fam.2012.4269",{"id":108,"year":109,"html":110,"doi":11},16963120,2017,"(2017) Bartelkeite. \u003Ci>Handbook of Mineralogy\u003C\u002Fi>. Mineralogical Society of America \u003Ca target='_blank' href='https:\u002F\u002Fwww.handbookofmineralogy.org\u002Fpdfs\u002Fbartelkeite.pdf' class='refpdflink'>\u003C\u002Fa>",[],[113],{"id":114,"url":115,"label":116,"formula":117,"spacegroup":118,"year":104},1256,"\u002Fcif\u002F1256.cif","Origlieri 2012","Pb Fe Ge3 O10 H4","P 1 21\u002Fm 1",[120,121],"Bartelkeiet","IMA1979-029",[123,127,131,136,140,144,147,151,155],{"lang":124,"names":125},"ar",[126],"بارتلكيت",{"lang":128,"names":129},"ca",[130],"bartelkeïta",{"lang":132,"names":133},"de",[134,135],"Bartelkeit","IMA 1979-029",{"lang":137,"names":138},"eu",[139],"Bartelkeita",{"lang":141,"names":142},"fr",[143],"Bartelkéite",{"lang":145,"names":146},"it",[7],{"lang":148,"names":149},"mk",[150],"Бартелкеит",{"lang":152,"names":153},"uk",[154],"Бартелкеїт",{"lang":156,"names":157},"zh",[158],"铅铁锗矿","Q809232",{"history":11,"applications":11}]