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Tabular habit .",2,"4.5","4.55","Measured on synthetic material","Resinous","Transparent,Translucent","Golden yellow","Yellow-brown",[52,53],"yellow","brown",[52],"On {0001}","Distinct\u002FGood","Uniaxial","-","1.93","1.705",1.705,1.93,"Strong","Gray","Intense brownish to orange-yellow","Anisotropic","Dark greenish gray","Secondary mineral in a tin deposit.","National Museum of Natural History, Washington, D.C., USA, numbers 114486 and C5354A.","There are two polytypes, -2T and -4H.\r\n\r\nNot isostructural with is chemical Ge analogue, radvaniceite (not a true analogy).","For Dr. Fritz Berndt, born 14 November 1916, German Mineralogist at Corporation Minera de Bolivia, Oruro.","2025-08-11 12:14:18",[],[75,83,91,97,103,108],{"id":76,"name":77,"entrytype":9,"csystem":32,"ima_formula":78,"mindat_formula":78,"hmin":79,"hmax":79,"dmeas":80,"dcalc":81,"primary_image_id":82},2219,"Kitkaite","NiTeSe",3.5,"7.22","7.19",13385,{"id":84,"name":85,"entrytype":9,"csystem":32,"ima_formula":86,"mindat_formula":86,"hmin":39,"hmax":87,"dmeas":88,"dcalc":89,"primary_image_id":90},2639,"Melonite","NiTe\u003Csub>2\u003C\u002Fsub>",1.5,"7.72","7.73",15837,{"id":92,"name":93,"entrytype":9,"csystem":32,"ima_formula":94,"mindat_formula":94,"hmin":43,"hmax":95,"dmeas":37,"dcalc":96,"primary_image_id":11},2650,"Merenskyite","PdTe\u003Csub>2\u003C\u002Fsub>",3,"8.547",{"id":98,"name":99,"entrytype":9,"csystem":32,"ima_formula":100,"mindat_formula":100,"hmin":43,"hmax":95,"dmeas":37,"dcalc":101,"primary_image_id":102},2754,"Moncheite","Pt(Te,Bi)\u003Csub>2\u003C\u002Fsub>","9.88",13607,{"id":104,"name":105,"entrytype":9,"csystem":32,"ima_formula":106,"mindat_formula":106,"hmin":95,"hmax":95,"dmeas":37,"dcalc":107,"primary_image_id":11},7292,"Shuangfengite","IrTe\u003Csub>2\u003C\u002Fsub>","10.14",{"id":109,"name":110,"entrytype":9,"csystem":32,"ima_formula":111,"mindat_formula":111,"hmin":43,"hmax":112,"dmeas":37,"dcalc":113,"primary_image_id":114},7321,"Sudovikovite","PtSe\u003Csub>2\u003C\u002Fsub>",2.5,"9.7",23200,[116,126,134,143],{"id":117,"name":118,"entrytype":9,"csystem":119,"ima_formula":120,"mindat_formula":120,"hmin":121,"hmax":122,"dmeas":123,"dcalc":124,"primary_image_id":125},917,"Cassiterite","Tetragonal","SnO\u003Csub>2\u003C\u002Fsub>",6,7,"6.98","6.993",29383,{"id":127,"name":128,"entrytype":9,"csystem":129,"ima_formula":18,"mindat_formula":130,"hmin":87,"hmax":112,"dmeas":131,"dcalc":132,"primary_image_id":133},3826,"Native Sulphur","Orthorhombic","S\u003Csub>8\u003C\u002Fsub>","2.07","2.076",69838,{"id":135,"name":136,"entrytype":9,"csystem":137,"ima_formula":138,"mindat_formula":138,"hmin":121,"hmax":139,"dmeas":140,"dcalc":141,"primary_image_id":142},3314,"Pyrite","Isometric","FeS\u003Csub>2\u003C\u002Fsub>",6.5,"4.8","5.01",20239,{"id":144,"name":145,"entrytype":9,"csystem":119,"ima_formula":146,"mindat_formula":146,"hmin":147,"hmax":147,"dmeas":148,"dcalc":149,"primary_image_id":150},3747,"Stannite","Cu\u003Csub>2\u003C\u002Fsub>FeSnS\u003Csub>4\u003C\u002Fsub>",4,"4.3","4.49",22717,[],[153],{"id":154,"txt":155,"latitude":156,"longitude":157,"country":158},325,"Cerro de Potosí (Cerro Rico), Potosí (Potosí Municipality), Tomás Frías Province, Potosí, Bolivia",-19.6183333,-65.7497222,"Bolivia",11,[161,164,168,172,176,180,184,188,192,197,201],{"id":162,"year":24,"html":163,"doi":11},15945070,"Moh, G.H., Berndt, F. (1964) Two new natural tin sulfides, Sn2S3 and SnS2. Neues Jahrbuch für Mineralogie, Monatshefte: 3: 94-95.",{"id":165,"year":166,"html":167,"doi":11},524412,1965,"Fleischer, Michael (1965) New Mineral Names. \u003Ci>American Mineralogist\u003C\u002Fi>,  50 (11-12) 2096-2111 \u003Ca target='_blank' href='http:\u002F\u002Fwww.minsocam.org\u002Fammin\u002FAM50\u002FAM50_2096.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":169,"year":170,"html":171,"doi":11},16102860,1966,"Moh, G.H. (1966) Das binäre System Zinn-Schwefel und seine Minerale. Fortschritte der Mineralogie: 42: 211-211.",{"id":173,"year":174,"html":175,"doi":11},16102861,1972,"Clark, A.H. (1972) On the natural occurrence of tin sulphides (Benrdtite). Naturawissenschaften: 59: 361.",{"id":177,"year":178,"html":179,"doi":11},526030,1973,"Fleischer, Michael (1973) New mineral names. \u003Ci>American Mineralogist\u003C\u002Fi>,  58 (3-4). 347-349 \u003Ca target='_blank' href='http:\u002F\u002Fwww.minsocam.org\u002Fammin\u002FAM58\u002FAM58_347.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":181,"year":182,"html":183,"doi":11},526521,1975,"Fleischer, Michael, Chao, G. Y., Cabri, L. J. (1975) New mineral names. \u003Ci>American Mineralogist\u003C\u002Fi>,  60 (7-8) 736-739 \u003Ca target='_blank' href='http:\u002F\u002Fwww.minsocam.org\u002Fammin\u002FAM60\u002FAM60_736.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":185,"year":186,"html":187,"doi":11},526850,1977,"Bailey, S. W. (1977) Report of the I.M.A.-I. U.Cr. Joint Committee on Nomenclature. \u003Ci>American Mineralogist\u003C\u002Fi>,  62 (5-6) 411-415 \u003Ca target='_blank' href='http:\u002F\u002Fwww.minsocam.org\u002Fammin\u002FAM62\u002FAM62_411.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":189,"year":190,"html":191,"doi":11},527015,1978,"Hazen, Robert M., Finger, Larry W. (1978) The crystal structures and compressibilities of layer minerals at high pressure. I. SnS2, berndtite. \u003Ci>American Mineralogist\u003C\u002Fi>,  63 (3-4) 289-292 \u003Ca target='_blank' href='http:\u002F\u002Fwww.minsocam.org\u002Fammin\u002FAM63\u002FAM63_289.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":193,"year":194,"html":195,"doi":196},1598,1990,"Bayliss, Peter, Clark, Alan H. (1990) Mineral nomenclature: berndtite polytypes. \u003Ci>Mineralogical Magazine\u003C\u002Fi>,  54 (374) 137 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1180\u002Fminmag.1990.054.374.18'>doi:10.1180\u002Fminmag.1990.054.374.18\u003C\u002Fa> \u003Ca target='_blank' href='https:\u002F\u002Frruff.info\u002Fdoclib\u002FMinMag\u002FVolume_54\u002F54-374-137.pdf' class='refpdflink'>\u003C\u002Fa>","10.1180\u002Fminmag.1990.054.374.18",{"id":198,"year":199,"html":200,"doi":11},16963201,2005,"(2005) Berndtite. \u003Ci>Handbook of Mineralogy\u003C\u002Fi>. Mineralogical Society of America \u003Ca target='_blank' href='https:\u002F\u002Fwww.handbookofmineralogy.org\u002Fpdfs\u002Fberndtite.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":202,"year":203,"html":204,"doi":205},16607986,2023,"Tripathi, Prashant, Kumar, Arun, Bankar, Prashant K., Singh, Kedar, Gupta, Bipin Kumar (2023) Large-Scale Production and Optical Properties of a High-Quality SnS2 Single Crystal Grown Using the Chemical Vapor Transportation Method. \u003Ci>Crystals\u003C\u002Fi>,  13 (7)  \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.3390\u002Fcryst13071131'>doi:10.3390\u002Fcryst13071131\u003C\u002Fa>","10.3390\u002Fcryst13071131",[207],{"id":208,"source_url":209,"license_code":210,"credit_html":211,"title":212,"description":213,"author":214,"original_width":215,"original_height":216},3126,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=108109165","CC BY-SA 4.0","David Hospital, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=108109165\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Berndtite.png","Yellow resinous crystal aggregates of the very rare tin sulphide berndtite (labeled as berndtite-3R in the plastic box) in a whitish matrix. Ex Vandenbroucke Museum collection from Waregem, Belgium.","David Hospital",701,570,[218],{"id":219,"url":220,"label":221,"formula":222,"spacegroup":223,"year":224},1436,"\u002Fcif\u002F1436.cif","Oftedal 1926","Sn S2","P -3 m 1",1926,[226],"Berndtiet",[228,232,236,240],{"lang":229,"names":230},"ca",[231],"berndtita",{"lang":233,"names":234},"de",[235],"Berndtit",{"lang":237,"names":238},"eu",[239],"Berndtita",{"lang":241,"names":242},"it",[7],"Q3638833",{"history":11,"applications":11}]