[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"minerals:one:3873":3},{"id":4,"longid":5,"guid":6,"name":7,"shortcode_ima":8,"entrytype":9,"entrytype_text":10,"varietyof":11,"synid":11,"polytypeof":11,"groupid":12,"weighting":13,"nolocadd":14,"blacklisted":14,"mindat_formula":15,"mindat_formula_note":11,"ima_formula":16,"elements":17,"sigelements":23,"key_elements":24,"impurities":11,"cim":25,"ima_status":26,"ima_notes":11,"ima_history":11,"approval_year":28,"publication_year":28,"discovery_year":29,"strunz10ed1":30,"strunz10ed2":31,"strunz10ed3":21,"strunz10ed4":32,"dana8ed1":33,"dana8ed2":34,"dana8ed3":30,"dana8ed4":35,"csystem":36,"cclass":37,"spacegroup":38,"spacegroupset":39,"a":40,"b":41,"c":42,"alpha":43,"beta":43,"gamma":43,"aerror":44,"berror":45,"cerror":46,"alphaerror":11,"betaerror":11,"gammaerror":11,"va3":11,"z":47,"csmetamict":14,"commentcrystal":11,"twinning":11,"tranglide":11,"parting":11,"epitaxidescription":11,"morphology":11,"tlform":11,"hmin":48,"hmax":48,"hardtype":11,"vhnmin":43,"vhnmax":43,"vhnerror":11,"vhng":11,"vhns":11,"commenthard":11,"dmeas":43,"dmeas2":43,"dcalc":49,"dmeaserror":11,"dcalcerror":11,"commentdense":11,"lustre":11,"lustretype":50,"commentluster":11,"diapheny":51,"streak":52,"colour":53,"commentcolor":11,"colors":54,"streak_colors":57,"luminescence":11,"uv":11,"cleavage":11,"cleavagetype":11,"fracturetype":58,"tenacity":11,"commentbreak":11,"opticaltype":59,"opticalsign":11,"opticalalpha":43,"opticalalpha2":43,"opticalalphaerror":11,"opticalbeta":43,"opticalbeta2":43,"opticalbetaerror":11,"opticalgamma":43,"opticalgamma2":43,"opticalgammaerror":11,"opticalomega":43,"opticalomega2":43,"opticalomegaerror":11,"opticalepsilon":43,"opticalepsilon2":43,"opticalepsilonerror":11,"opticaln":43,"opticaln2":43,"opticalnerror":11,"optical2vcalc":43,"optical2vcalc2":43,"optical2vcalcerror":11,"optical2vmeasured":43,"optical2vmeasured2":43,"optical2vmeasurederror":11,"rimin":11,"rimax":11,"opticaldispersion":11,"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":11,"electrical":11,"magnetism":11,"thermalbehaviour":11,"other":11,"industrial":11,"occurrence":11,"otheroccurrence":11,"type_specimen_store":60,"description_short":11,"aboutname":61,"rock_parent":11,"rock_parent2":11,"rock_root":9,"rock_bgs_code":11,"meteoritical_code":11,"updttime":62,"reviewed_at":11,"variety_of":11,"varieties":63,"group_members":64,"associates":87,"confused_with":88,"type_localities":89,"occurrence_total":96,"citations":97,"images":132,"structures":143,"synonyms":150,"language_names":153,"wikidata_qid":181,"texts":182},3873,"1:1:3873:3","5a91949b-c47b-4a39-885d-f58b16ab001f","Takéuchiite","Tké",0,"mineral",null,41589,31,false,"(Mg,Mn\u003Csup>2+\u003C\u002Fsup>)\u003Csub>2\u003C\u002Fsub>(Mn\u003Csup>3+\u003C\u002Fsup>,Fe\u003Csup>3+\u003C\u002Fsup>)(BO\u003Csub>3\u003C\u002Fsub>)O\u003Csub>2\u003C\u002Fsub>","Mg\u003Csub>2\u003C\u002Fsub>Mn\u003Csup>3+\u003C\u002Fsup>O\u003Csub>2\u003C\u002Fsub>(BO\u003Csub>3\u003C\u002Fsub>)",[18,19,20,21,22],"Fe","Mg","Mn","B","O",[19,20,21,22],[21],"9.7.8",[27],"APPROVED",1980,"1980","6","A","40","24","2","1","Orthorhombic",8,73,"Pnnm ","27.585","12.561","6.027","0",4,3,2,24,6,"3.93","Sub-Metallic","Opaque","Brown","Black",[55,56],"black","brown",[56],"Irregular\u002FUneven","Biaxial","Swedish Museum of Natural History, Stockholm, Sweden; National Museum of Natural History, Washington, D.C., USA, 138548.","Named in honor of Yoshio Takéuchi (20 January 1924, Tokyo, Japan - 5 July 2009, Tokyo, Japan), professor, University of Tokyo, who predicted the existance of a compound with a structure found in this mineral, and made major contributions to solving the structures of the pinakiolite group of minerals.","2025-08-11 12:14:24",[],[65,72,80],{"id":66,"name":67,"entrytype":9,"csystem":36,"ima_formula":68,"mindat_formula":69,"hmin":48,"hmax":48,"dmeas":43,"dcalc":70,"primary_image_id":71},694,"Blatterite","Sb\u003Csup>5+\u003C\u002Fsup>\u003Csub>3\u003C\u002Fsub>Mn\u003Csup>3+\u003C\u002Fsup>\u003Csub>9\u003C\u002Fsub>Mn\u003Csup>2+\u003C\u002Fsup>\u003Csub>35\u003C\u002Fsub>(BO\u003Csub>3\u003C\u002Fsub>)\u003Csub>16\u003C\u002Fsub>O\u003Csub>32\u003C\u002Fsub>","Sb\u003Csup>5+\u003C\u002Fsup>\u003Csub>3\u003C\u002Fsub>(Mn\u003Csup>3+\u003C\u002Fsup>,Fe\u003Csup>3+\u003C\u002Fsup>)\u003Csub>9\u003C\u002Fsub>(Mn\u003Csup>2+\u003C\u002Fsup>,Mg)\u003Csub>35\u003C\u002Fsub>(BO\u003Csub>3\u003C\u002Fsub>)\u003Csub>16\u003C\u002Fsub>O\u003Csub>32\u003C\u002Fsub>","4.18",3432,{"id":73,"name":74,"entrytype":9,"csystem":36,"ima_formula":75,"mindat_formula":76,"hmin":48,"hmax":48,"dmeas":77,"dcalc":78,"primary_image_id":79},998,"Chestermanite","Mg\u003Csub>2\u003C\u002Fsub>(Fe\u003Csup>3+\u003C\u002Fsup>,Mg,Al,Sb\u003Csup>5+\u003C\u002Fsup>)O\u003Csub>2\u003C\u002Fsub>(BO\u003Csub>3\u003C\u002Fsub>)","Mg\u003Csub>2\u003C\u002Fsub>(Fe\u003Csup>3+\u003C\u002Fsup>,Mn\u003Csup>3+\u003C\u002Fsup>,Al,Sb\u003Csup>3+\u003C\u002Fsup>)(BO\u003Csub>3\u003C\u002Fsub>)O\u003Csub>2\u003C\u002Fsub>","3.72","3.650",5384,{"id":81,"name":82,"entrytype":9,"csystem":36,"ima_formula":16,"mindat_formula":83,"hmin":48,"hmax":48,"dmeas":84,"dcalc":85,"primary_image_id":86},3030,"Orthopinakiolite","(Mg,Mn\u003Csup>2+\u003C\u002Fsup>)\u003Csub>2\u003C\u002Fsub>Mn\u003Csup>3+\u003C\u002Fsup>(BO\u003Csub>3\u003C\u002Fsub>)O\u003Csub>2\u003C\u002Fsub>","3.935","4.06",18263,[],[],[90],{"id":91,"txt":92,"latitude":93,"longitude":94,"country":95},3167,"Långban Mine, Långban Ore District, Filipstad, Värmland County, Sweden",59.8553767,14.2648029,"Sweden",1,[98,101,106,110,115,119,123,127],{"id":99,"year":28,"html":100,"doi":11},527521,"Bovin, Jan-Olov, O'Keefe, M. (1980) Takéuchiite, a new oxyborate mineral from Långban, Sweden. \u003Ci>American Mineralogist\u003C\u002Fi>,  65 (11-12) 1130-1133 \u003Ca target='_blank' href='http:\u002F\u002Fwww.minsocam.org\u002Fammin\u002FAM65\u002FAM65_1130.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":102,"year":103,"html":104,"doi":105},180989,1981,"Bovin, J.-O., O'Keeffe, M., O'Keefe, M. A. (1981) Electron microscopy of oxyborates. I. Defect structures in the minerals pinakiolite, ludwigite, orthopinakiolite and takéuchiite. \u003Ci>Acta Crystallographica Section A\u003C\u002Fi>,  37 (1) 28-35 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1107\u002Fs0567739481000065'>doi:10.1107\u002Fs0567739481000065\u003C\u002Fa>","10.1107\u002Fs0567739481000065",{"id":107,"year":108,"html":109,"doi":11},17949835,1986,"Dunn, Pete J., Chao, George Y., Fitzpatrick, Joan J., Langley, Richard H., Fleischer, Michael, Zilczer, Janet A. (1986) New Mineral Names. \u003Ci>American Mineralogist\u003C\u002Fi>,  71 (1-2). 227-232 \u003Ca target='_blank' href='http:\u002F\u002Fwww.minsocam.org\u002Fammin\u002FAM71\u002FAM71_227.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":111,"year":112,"html":113,"doi":114},111466,1987,"Norrestam, R., Bovin, J.-O. (1987) The crystal structure of takéuchiite, Mg1.71Mn1.29BO5. \u003Ci>Zeitschrift für Kristallographie\u003C\u002Fi>,  181 (1). 135-149 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1524\u002Fzkri.1987.181.1-4.135'>doi:10.1524\u002Fzkri.1987.181.1-4.135\u003C\u002Fa> \u003Ca target='_blank' href='https:\u002F\u002Frruff.info\u002Fdoclib\u002Fzk\u002Fvol181\u002FZK181_135.pdf' class='refpdflink'>\u003C\u002Fa>","10.1524\u002Fzkri.1987.181.1-4.135",{"id":116,"year":117,"html":118,"doi":11},15418311,1996,"Grew, Edward S.; Anovitz, Lawrence M. - \u003Ci>Eds.\u003C\u002Fi> (1996) Boron - Mineralogy, Petrology and Geochemistry. \u003Ci>Reviews in Mineralogy\u003C\u002Fi> Vol. 33. Mineralogical Society of America p.862",{"id":120,"year":121,"html":122,"doi":11},17635388,1998,"Cooper, M.A, Hawthorne, F.C. (1998) The crystal structure of blatterite, Sb5+3(Mn3+,Fe3+)9(Mn2+,Mg)35(BO3)16O32, and structural hierarchy in Mn3+-bearing zigzag borates. \u003Ci>The Canadian Mineralogist\u003C\u002Fi>,  36 (5). 1171-1193",{"id":124,"year":125,"html":126,"doi":11},16967582,2005,"(2005) Takéuchiite. \u003Ci>Handbook of Mineralogy\u003C\u002Fi>. Mineralogical Society of America \u003Ca target='_blank' href='https:\u002F\u002Fwww.handbookofmineralogy.org\u002Fpdfs\u002Ftakeuchiite.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":128,"year":129,"html":130,"doi":131},2432339,2011,"Frost, Ray L. (2011) Raman spectroscopy of selected borate minerals of the pinakiolité group. \u003Ci>Journal of Raman Spectroscopy\u003C\u002Fi>, 42 (3). 540-543 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1002\u002Fjrs.2745'>doi:10.1002\u002Fjrs.2745\u003C\u002Fa>","10.1002\u002Fjrs.2745",[133],{"id":134,"source_url":135,"license_code":136,"credit_html":137,"title":138,"description":139,"author":140,"original_width":141,"original_height":142},23498,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=130271702","CC BY-SA 4.0","David Hospital, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=130271702\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Takéuchiite.jpg","Outstanding black prismatic crystals of the very rare borate mineral takeuchiite from the TL and only known locality worldwide (Långban, Filipstad, Värmland County, Sweden). Ex Vandenbroucke Museum collection from Waregem, Belgium.","David Hospital",644,553,[144],{"id":145,"url":146,"label":147,"formula":148,"spacegroup":149,"year":112},13403,"\u002Fcif\u002F13403.cif","Norrestam 1987","Mg20.58 Mn15.42 B12 O60","P n n m",[151,152],"IMA1980-018","Takéuchiiet",[154,158,163,167,171,174,178],{"lang":155,"names":156},"ca",[157],"takeuchiïta",{"lang":159,"names":160},"de",[161,162],"IMA 1980-018","Takéuchiit",{"lang":164,"names":165},"es",[166],"takeuchiita",{"lang":168,"names":169},"eu",[170],"Takéuchiita",{"lang":172,"names":173},"it",[7],{"lang":175,"names":176},"ja",[177],"竹内石",{"lang":179,"names":180},"zh",[177],"Q3980333",{"history":11,"applications":11}]