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June 26, 1934], Director of the Geological Survey of Finland.","2025-10-31 10:12:57",[],[62,68,76,81,86,94,101,109,115,121,127,133],{"id":63,"name":64,"entrytype":9,"csystem":35,"ima_formula":65,"mindat_formula":65,"hmin":44,"hmax":44,"dmeas":38,"dcalc":66,"primary_image_id":67},14,"Achávalite","FeSe","6.58",106,{"id":69,"name":70,"entrytype":9,"csystem":35,"ima_formula":71,"mindat_formula":71,"hmin":72,"hmax":72,"dmeas":73,"dcalc":74,"primary_image_id":75},763,"Breithauptite","NiSb",5.5,"7.591","8.629",3880,{"id":77,"name":78,"entrytype":9,"csystem":35,"ima_formula":79,"mindat_formula":79,"hmin":11,"hmax":11,"dmeas":11,"dcalc":80,"primary_image_id":11},470485,"Driekopite","PtBi","12.91",{"id":82,"name":83,"entrytype":9,"csystem":35,"ima_formula":84,"mindat_formula":84,"hmin":44,"hmax":45,"dmeas":38,"dcalc":85,"primary_image_id":11},1602,"Freboldite","CoSe","7.70",{"id":87,"name":88,"entrytype":9,"csystem":35,"ima_formula":89,"mindat_formula":89,"hmin":90,"hmax":91,"dmeas":38,"dcalc":92,"primary_image_id":93},2264,"Kotulskite","Pd(Te,Bi)\u003Csub>2-x\u003C\u002Fsub> (x ≈ 0.4)",4,4.5,"9.18",13606,{"id":95,"name":96,"entrytype":9,"csystem":35,"ima_formula":97,"mindat_formula":97,"hmin":98,"hmax":99,"dmeas":38,"dcalc":100,"primary_image_id":11},2321,"Langisite","CoAs",6,6.5,"8.17",{"id":102,"name":103,"entrytype":9,"csystem":35,"ima_formula":104,"mindat_formula":104,"hmin":105,"hmax":72,"dmeas":106,"dcalc":107,"primary_image_id":108},2901,"Nickeline","NiAs",5,"7.784","7.834",17641,{"id":110,"name":111,"entrytype":9,"csystem":35,"ima_formula":112,"mindat_formula":112,"hmin":90,"hmax":90,"dmeas":38,"dcalc":113,"primary_image_id":114},3700,"Sobolevskite","PdBi","11.88",12251,{"id":116,"name":117,"entrytype":9,"csystem":35,"ima_formula":118,"mindat_formula":118,"hmin":105,"hmax":105,"dmeas":38,"dcalc":119,"primary_image_id":120},3816,"Stumpflite","PtSb","13.52",23139,{"id":122,"name":123,"entrytype":9,"csystem":35,"ima_formula":124,"mindat_formula":124,"hmin":91,"hmax":91,"dmeas":125,"dcalc":126,"primary_image_id":11},3819,"Sudburyite","PdSb","9.37","9.41",{"id":128,"name":129,"entrytype":9,"csystem":35,"ima_formula":130,"mindat_formula":130,"hmin":13,"hmax":13,"dmeas":131,"dcalc":132,"primary_image_id":11},28949,"Vavřínite","Ni\u003Csub>2\u003C\u002Fsub>SbTe\u003Csub>2\u003C\u002Fsub>","7.79","7.88",{"id":134,"name":135,"entrytype":9,"csystem":136,"ima_formula":137,"mindat_formula":138,"hmin":91,"hmax":91,"dmeas":139,"dcalc":140,"primary_image_id":11},7387,"Zlatogorite","Trigonal","CuNiSb\u003Csub>2\u003C\u002Fsub>","NiCuSb\u003Csub>2\u003C\u002Fsub>","8.21","8.269",[],[143,148],{"id":144,"name":145,"entrytype":9,"csystem":136,"ima_formula":15,"mindat_formula":15,"hmin":44,"hmax":45,"dmeas":38,"dcalc":146,"primary_image_id":147},2732,"Mäkinenite","7.22",15193,{"id":102,"name":103,"entrytype":9,"csystem":35,"ima_formula":104,"mindat_formula":104,"hmin":105,"hmax":72,"dmeas":106,"dcalc":107,"primary_image_id":108},[150],{"id":151,"txt":152,"latitude":153,"longitude":154,"country":155},10244,"Kitka River Valley, Kuusamo, North Ostrobothnia, Finland",66.254575,29.4280083,"Finland",[157,161,164,168,173,178,182],{"id":158,"year":159,"html":160,"doi":11},16128092,1960,"Hiller, J.E., Wegener, W. (1960) Untersuchungen im System Nickel-Selen. Neues Jahrbuch für Mineralogie, Abhandlungen: 94: 1147-1159.",{"id":162,"year":27,"html":163,"doi":11},15960289,"Vuorelainen, Y., Huhma, A., Häkli, A. (1964) Sederholmite, wilkmanite, kullerudite, mäkinenite, and trüstedtite, five new nickel selenide minerals. \u003Ci>Comptes Rendus de la Société Géologique de Finlande\u003C\u002Fi>,  36. 113-125",{"id":165,"year":166,"html":167,"doi":11},524247,1965,"Fleischer, Michael (1965) New Mineral Names. \u003Ci>American Mineralogist\u003C\u002Fi>,  50 (3-4) 519-522 \u003Ca target='_blank' href='http:\u002F\u002Fwww.minsocam.org\u002Fammin\u002FAM50\u002FAM50_519.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":169,"year":170,"html":171,"doi":172},16493880,1968,"Røst, Erling, Vestersjø, Egil, Reinhammar, Bengt, Nielsen, Per Halfdan (1968) On the System Ni-Se-Te. \u003Ci>Acta Chemica Scandinavica\u003C\u002Fi>, 22. 2118-2134 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.3891\u002Facta.chem.scand.22-2118'>doi:10.3891\u002Facta.chem.scand.22-2118\u003C\u002Fa>","10.3891\u002Facta.chem.scand.22-2118",{"id":174,"year":175,"html":176,"doi":177},16495308,1970,"Grønvold, Fredrik, Ots, Heikki, Ginstrup, Olle, Nielsen, Per Halfdan, Rasmussen, S. E., Sunde, Erling, Sørensen, Nils Andreas (1970) Heat Capacities and Thermodynamic Properties of the Ni(1-x)Se-Phase from 298 to 1050 degrees K. \u003Ci>Acta Chemica Scandinavica\u003C\u002Fi>, 24. 1036-1050 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.3891\u002Facta.chem.scand.24-1036'>doi:10.3891\u002Facta.chem.scand.24-1036\u003C\u002Fa>","10.3891\u002Facta.chem.scand.24-1036",{"id":179,"year":180,"html":181,"doi":11},16967234,2005,"(2005) Sederholmite. \u003Ci>Handbook of Mineralogy\u003C\u002Fi>. Mineralogical Society of America \u003Ca target='_blank' href='https:\u002F\u002Fwww.handbookofmineralogy.org\u002Fpdfs\u002Fsederholmite.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":183,"year":184,"html":185,"doi":186},16123154,2021,"Unoki, Kohei, Yoshiasa, Akira, Kitahara, Ginga, Nishiayama, Tadao, Tokuda, Makoto, Sugiyama, Kazumasa, Nakatsuka, Akihiko (2021) Crystal structure refinements of stoichiometric Ni\u003Csub>3\u003C\u002Fsub>Se\u003Csub>2\u003C\u002Fsub> and NiSe. \u003Ci>Acta Crystallographica Section C Structural Chemistry\u003C\u002Fi>,  77 (4). 169-175 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1107\u002Fs2053229621002187'>doi:10.1107\u002Fs2053229621002187\u003C\u002Fa>","10.1107\u002Fs2053229621002187",[188],{"id":189,"source_url":190,"license_code":191,"credit_html":192,"title":193,"description":194,"author":195,"original_width":196,"original_height":197},21971,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=109806961","CC BY-SA 4.0","David Hospital, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=109806961\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Sederholmite.jpg","Brass- yellow metallic crystal aggregtate of the very rare nickel selenide mineral sederholmite from the TL and only known locality worldwide in Finland: Kuusamo, North Ostrobothnia, Finland. Probably analyzed specimen by the former owner of the specimen (the Vandenbroucke Museum) since both sides of the specimen are polished, but the analysis is no longer available. Ex Vandenbroucke Museum collection from Waregem, Belgium.","David Hospital",700,558,[199,205,210,215,220],{"id":200,"url":201,"label":202,"formula":203,"spacegroup":204,"year":170},12562,"\u002Fcif\u002F12562.cif","Rost 1968 · Ni.99 Se1.01","Ni.99 Se1.01","P 63\u002Fm m c",{"id":206,"url":207,"label":208,"formula":209,"spacegroup":204,"year":170},12563,"\u002Fcif\u002F12563.cif","Rost 1968 · Ni.984 Se.816 Te.2","Ni.984 Se.816 Te.2",{"id":211,"url":212,"label":213,"formula":214,"spacegroup":204,"year":170},12564,"\u002Fcif\u002F12564.cif","Rost 1968 · Ni.976 Se.624 Te.4","Ni.976 Se.624 Te.4",{"id":216,"url":217,"label":218,"formula":219,"spacegroup":204,"year":170},12565,"\u002Fcif\u002F12565.cif","Rost 1968 · Ni.98 Se.51 Te.51","Ni.98 Se.51 Te.51",{"id":221,"url":222,"label":223,"formula":224,"spacegroup":225,"year":226},12566,"\u002Fcif\u002F12566.cif","Wyckoff 1963","Ni Se","P 63 m c",1963,[228],"Sederholmiet",[230,234,238,242,245,248],{"lang":231,"names":232},"ca",[233],"sederholmita",{"lang":235,"names":236},"de",[237],"Sederholmit",{"lang":239,"names":240},"eu",[241],"Sederholmita",{"lang":243,"names":244},"fr",[7],{"lang":246,"names":247},"it",[7],{"lang":249,"names":250},"uk",[251],"Седерхолміт","Q3954149",{"history":11,"applications":11}]