[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"minerals:one:707":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":14,"elements":15,"sigelements":19,"key_elements":11,"impurities":11,"cim":20,"ima_status":21,"ima_notes":11,"ima_history":11,"approval_year":11,"publication_year":24,"discovery_year":11,"strunz10ed1":25,"strunz10ed2":26,"strunz10ed3":27,"strunz10ed4":28,"dana8ed1":29,"dana8ed2":30,"dana8ed3":31,"dana8ed4":30,"csystem":32,"cclass":33,"spacegroup":11,"spacegroupset":34,"a":35,"b":36,"c":37,"alpha":34,"beta":34,"gamma":34,"aerror":38,"berror":39,"cerror":38,"alphaerror":11,"betaerror":11,"gammaerror":11,"va3":11,"z":40,"csmetamict":13,"commentcrystal":41,"twinning":11,"tranglide":11,"parting":11,"epitaxidescription":11,"morphology":42,"tlform":11,"hmin":43,"hmax":43,"hardtype":11,"vhnmin":34,"vhnmax":34,"vhnerror":11,"vhng":11,"vhns":11,"commenthard":11,"dmeas":44,"dmeas2":45,"dcalc":46,"dmeaserror":11,"dcalcerror":11,"commentdense":11,"lustre":11,"lustretype":47,"commentluster":48,"diapheny":49,"streak":50,"colour":51,"commentcolor":11,"colors":52,"streak_colors":58,"luminescence":11,"uv":11,"cleavage":59,"cleavagetype":60,"fracturetype":11,"tenacity":11,"commentbreak":11,"opticaltype":61,"opticalsign":62,"opticalalpha":63,"opticalalpha2":64,"opticalalphaerror":11,"opticalbeta":65,"opticalbeta2":66,"opticalbetaerror":11,"opticalgamma":67,"opticalgamma2":68,"opticalgammaerror":11,"opticalomega":34,"opticalomega2":34,"opticalomegaerror":11,"opticalepsilon":34,"opticalepsilon2":34,"opticalepsilonerror":11,"opticaln":34,"opticaln2":34,"opticalnerror":11,"optical2vcalc":69,"optical2vcalc2":34,"optical2vcalcerror":11,"optical2vmeasured":70,"optical2vmeasured2":71,"optical2vmeasurederror":11,"rimin":72,"rimax":73,"opticaldispersion":74,"opticalpleochroism":11,"opticalpleochorismdesc":11,"opticalbirefringence":11,"opticalcomments":11,"opticalcolour":11,"opticalinternal":11,"opticaltropic":11,"opticalanisotropism":11,"opticalbireflectance":11,"opticalextinction":75,"opticalr":11,"specdispm":11,"ir":11,"electrical":11,"magnetism":11,"thermalbehaviour":11,"other":11,"industrial":76,"occurrence":77,"otheroccurrence":78,"type_specimen_store":11,"description_short":79,"aboutname":80,"rock_parent":11,"rock_parent2":11,"rock_root":9,"rock_bgs_code":11,"meteoritical_code":11,"updttime":81,"reviewed_at":11,"variety_of":11,"varieties":82,"group_members":83,"associates":84,"confused_with":85,"type_localities":94,"occurrence_total":101,"citations":102,"images":213,"structures":234,"synonyms":261,"language_names":263,"wikidata_qid":436,"texts":437},707,"1:1:707:2","986ceff2-b978-47b2-a413-254d0ed761cf","Böhmite","Bhm",0,"mineral",null,930,false,"AlO(OH)",[16,17,18],"Al","O","H",[16,17,18],"7.6.3",[22,23],"APPROVED","GRANDFATHERED",1925,"4","F","E","15","6","1","2","Orthorhombic",8,"0","3.693","12.221","2.865",1,2,4,"Space Group: Amam.","Rarely tabular to stout prismatic crystals, to 2 mm, showing {001}, {110}, {101}, {111}, {221}; commonly extremely fine-grained, in pisolitic aggregates or disseminated.",3.5,"3.02","3.05","3.08","Vitreous,Pearly","Pearly on {010}.","Translucent","White","White, pale greyish brown; yellowish or reddish when impure; colourless in thin section",[53,54,55,56,57],"white","gray","yellow","red","colorless",[53],"On {010}, good on {100}, and poor on {001}.","Very Good","Biaxial","+","1.644","1.648","1.654","1.657","1.661","1.668","80","74","88",1.644,1.668,"weak","X = c; Y = b; Z = a.","As a constituent of bauxite an important raw material for the industrial production of aluminium.","Bauxite deposit.","In bauxite, laterite or fireclay deposits; as a low-temperature hydrothermal decomposition product in nepheline pegmatites, syenites and ocean-ridge basalts.","A major constituent of the aluminium ore Bauxite.\r\n\r\nDimorphous with Diaspore and isostructural with Lepidocrocite.","Named in honor of Johann (Johannes, Hans, Jan) Böhm (20 January 1895, Budweis, Bohemia, Austro-Hungarian Empire - 27 November 1952, Prague, Czech Republic) physical-chemist and crystallographer at the University of Freiburg and the German University in Prague who first described it.  He was also a photographer.","2026-02-28 16:33:56",[],[],[],[86],{"id":87,"name":88,"entrytype":9,"csystem":32,"ima_formula":14,"mindat_formula":14,"hmin":89,"hmax":90,"dmeas":91,"dcalc":92,"primary_image_id":93},1285,"Diaspore",6.5,7,"3.2","3.38",7183,[95],{"id":96,"txt":97,"latitude":98,"longitude":99,"country":100},1677,"Mas Rouge, Les Baux-de-Provence, Arles, Bouches-du-Rhône, Provence-Alpes-Côte d'Azur, France",43.7311057,4.8303727,"France",170,[103,106,110,114,119,124,128,133,137,141,145,150,154,159,164,169,174,177,182,187,191,196,200,205,209],{"id":104,"year":24,"html":105,"doi":11},16103480,"Böhm, J. (1925) Über Aluminium- und Eisenhydroxyde. I. Zeitschrift für anorganische und allgemeine Chemie: 149: 203–216.",{"id":107,"year":108,"html":109,"doi":11},16103481,1927,"de Lapparent, J. (1927) L´alumine hydratée des bauxites. Comptes Rendus de l'Académie des Sciences de Paris: 184: 1661-1662.",{"id":111,"year":112,"html":113,"doi":11},16103482,1928,"Foshag, W.F. (1928) New mineral names. American Mineralogist: 13: 72-72.",{"id":115,"year":116,"html":117,"doi":118},400394,1930,"Lapparent, Jacques, de (1930) Les minéraux des bauxites françaises. \u003Ci>Bulletin de Minéralogie\u003C\u002Fi>,  53 (1) 255-273 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.3406\u002Fbulmi.1930.4096'>doi:10.3406\u002Fbulmi.1930.4096\u003C\u002Fa>","10.3406\u002Fbulmi.1930.4096",{"id":120,"year":121,"html":122,"doi":123},400443,1936,"Goldsztaub, Stanislas (1936) Quelques observations sur la boehmite. \u003Ci>Bulletin de Minéralogie\u003C\u002Fi>,  59 (3) 348-350 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.3406\u002Fbulmi.1936.4399'>doi:10.3406\u002Fbulmi.1936.4399\u003C\u002Fa>","10.3406\u002Fbulmi.1936.4399",{"id":125,"year":126,"html":127,"doi":11},1118651,1944,"Palache, Charles, Berman, Harry, Frondel, Clifford (1944) \u003Ci>The System of Mineralogy\u003C\u002Fi> (7th ed.) Vol. 1 - Elements, Sulfides, Sulfosalts, Oxides. John Wiley and Sons, New York.",{"id":129,"year":130,"html":131,"doi":132},16583462,1957,"Dachselt, Ernst; Pätz, Kurt (1957) Untersuchungen über die Umwandlung von Hydrargillit in Böhmit bei erhöhtem Druck. \u003Ci>Zeitschrift für anorganische und allgemeine Chemie\u003C\u002Fi>,  292 (5-6). 262-274 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1002\u002Fzaac.19572920503'>doi:10.1002\u002Fzaac.19572920503\u003C\u002Fa>","10.1002\u002Fzaac.19572920503",{"id":134,"year":135,"html":136,"doi":11},16103486,1958,"Papée, D., Tertian, R., Biais, R. (1958) Recherches sur la constitution des gels et des hydrates cristallisés d'alumine. Bulletin de la Société Chimique de France: 10: 1301-1310.",{"id":138,"year":139,"html":140,"doi":11},16103487,1962,"Deer, W.A., Howie, R.A. and Zussman, J. (1962) Rock-forming minerals, Vol. 5, Non-silicates, 111-117.",{"id":142,"year":139,"html":143,"doi":144},16591626,"Schwarzmann, Einhard (1962) Zusammenhang zwischen OH‐Valenzfrequenzen und OH…OH‐ bzw. OH…OH‐Abständen in festen Hydroxiden. \u003Ci>Zeitschrift für anorganische und allgemeine Chemie\u003C\u002Fi>,  317 (3-4). 176-185 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1002\u002Fzaac.19623170305'>doi:10.1002\u002Fzaac.19623170305\u003C\u002Fa>","10.1002\u002Fzaac.19623170305",{"id":146,"year":147,"html":148,"doi":149},73821,1973,"Sahama, Th. G., Lehtinen, Martti, Rehtijärvi, Pentti (1973) Natural boehmite single crystals from Ceylon. \u003Ci>Contributions to Mineralogy and Petrology\u003C\u002Fi>,  39 (2). 171-174 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1007\u002Fbf00375738'>doi:10.1007\u002Fbf00375738\u003C\u002Fa>","10.1007\u002Fbf00375738",{"id":151,"year":147,"html":152,"doi":153},9552154,"Stegmann, M.C., Vivien, D., Mazieres, C. (1973) Etude des modes de vibration infrarouge dans les oxyhydroxydes d'aluminium boehmite et diaspore. \u003Ci>Spectrochimica Acta Part A: Molecular Spectroscopy\u003C\u002Fi>, 29 (8). 1653-1663 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1016\u002F0584-8539(73)80115-1'>doi:10.1016\u002F0584-8539(73)80115-1\u003C\u002Fa>","10.1016\u002F0584-8539(73)80115-1",{"id":155,"year":156,"html":157,"doi":158},2791,1977,"Shelley, David, Smale, David, Tulloch, Andrew J. (1977) Boehmite in syenite from New Zealand. \u003Ci>Mineralogical Magazine\u003C\u002Fi>,  41 (319) 398-400 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1180\u002Fminmag.1977.041.319.16'>doi:10.1180\u002Fminmag.1977.041.319.16\u003C\u002Fa> \u003Ca target='_blank' href='https:\u002F\u002Frruff.info\u002Fdoclib\u002FMinMag\u002FVolume_41\u002F41-319-398.pdf' class='refpdflink'>\u003C\u002Fa>","10.1180\u002Fminmag.1977.041.319.16",{"id":160,"year":161,"html":162,"doi":163},145570,1979,"Christoph, Gary G. (1979) The Crystal Structure of Boehmite. \u003Ci>Clays and Clay Minerals\u003C\u002Fi>,  27 (2) 81-86 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1346\u002Fccmn.1979.0270201'>doi:10.1346\u002Fccmn.1979.0270201\u003C\u002Fa>","10.1346\u002Fccmn.1979.0270201",{"id":165,"year":166,"html":167,"doi":168},9553701,1980,"Kiss, A.B., Keresztury, G., Farkas, L. (1980) Raman and i.r. spectra and structure of boehmite (γ-AlOOH). Evidence for the recently discarded D172h space group. \u003Ci>Spectrochimica Acta Part A: Molecular Spectroscopy\u003C\u002Fi>, 36 (7). 653-658 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1016\u002F0584-8539(80)80024-9'>doi:10.1016\u002F0584-8539(80)80024-9\u003C\u002Fa>","10.1016\u002F0584-8539(80)80024-9",{"id":170,"year":171,"html":172,"doi":173},145806,1981,"Hill, Roderick J. (1981) Hydrogen Atoms in Boehmite: A Single Crystal X-Ray Diffraction and Molecular Orbital Study. \u003Ci>Clays and Clay Minerals\u003C\u002Fi>,  29 (6) 435-445 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1346\u002Fccmn.1981.0290604'>doi:10.1346\u002Fccmn.1981.0290604\u003C\u002Fa>","10.1346\u002Fccmn.1981.0290604",{"id":175,"year":171,"html":176,"doi":11},12907541,"Larsen, Alf Olav (1981) Boehmite from Syenite Pegmatites in the Oslo Region, Norway. \u003Ci>The Mineralogical Record\u003C\u002Fi>, 12 (4) 227-230",{"id":178,"year":179,"html":180,"doi":181},16499892,1982,"Christensen, A. Nørlund, Lehmann, M. S., Convert, P., Beyer, Lothar, Bastiansen, Otto, Braathen, Geir, Fernholt, Liv, Gundersen, Grete, Nielsen, Claus J., Cyvin, Bjørg N., et al. (1982) Deuteration of Crystalline Hydroxides. Hydrogen Bonds of γ-AlOO(H,D) and γ-FeOO(H,D). \u003Ci>Acta Chemica Scandinavica\u003C\u002Fi>,  36. 303-308 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.3891\u002Facta.chem.scand.36a-0303'>doi:10.3891\u002Facta.chem.scand.36a-0303\u003C\u002Fa>","10.3891\u002Facta.chem.scand.36a-0303",{"id":183,"year":184,"html":185,"doi":186},146074,1985,"Corbató, Charles E. (1985) Structure Refinement of Deuterated Boehmite. \u003Ci>Clays and Clay Minerals\u003C\u002Fi>,  33 (1) 71-75 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1346\u002Fccmn.1985.0330108'>doi:10.1346\u002Fccmn.1985.0330108\u003C\u002Fa>","10.1346\u002Fccmn.1985.0330108",{"id":188,"year":189,"html":190,"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":192,"year":193,"html":194,"doi":195},585186,2001,"Bokhimi, X., Toledo-Antonio, J.A., Guzmán-Castillo, M.L., Hernández-Beltrán, F. (2001) Relationship between Crystallite Size and Bond Lengths in Boehmite. \u003Ci>Journal of Solid State Chemistry\u003C\u002Fi>,  159. 32-40 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1006\u002Fjssc.2001.9124'>doi:10.1006\u002Fjssc.2001.9124\u003C\u002Fa>","10.1006\u002Fjssc.2001.9124",{"id":197,"year":193,"html":198,"doi":199},2421410,"Ruan, H. D., Frost, R. L., Kloprogge, J. T. (2001) Comparison of Raman spectra in characterizing gibbsite, bayerite, diaspore and boehmite. \u003Ci>Journal of Raman Spectroscopy\u003C\u002Fi>, 32 (9). 745-750 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1002\u002Fjrs.736'>doi:10.1002\u002Fjrs.736\u003C\u002Fa>","10.1002\u002Fjrs.736",{"id":201,"year":202,"html":203,"doi":204},585643,2002,"Bokhimi, X., Sánchez-Valente, J., Pedraza, F. (2002) Crystallization of Sol–Gel Boehmite via Hydrothermal Annealing. \u003Ci>Journal of Solid State Chemistry\u003C\u002Fi>,  166. 182-190 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1006\u002Fjssc.2002.9579'>doi:10.1006\u002Fjssc.2002.9579\u003C\u002Fa>","10.1006\u002Fjssc.2002.9579",{"id":206,"year":207,"html":208,"doi":11},16102536,2003,"Ruan, H.D., Frost, R.L., Kloprogge, J.T., Schulze, D.G., Duong, L. (2003) FT-Raman spectroscopy and SEM of gibbsite, bayerite, boehmite and diaspore in relation to the characterization of bauxite. in 2001. A Clay Odyssey, Elsevier B.V. (Amsterdam, Netherlands): 545-552.",{"id":210,"year":211,"html":212,"doi":11},16963294,2005,"(2005) Böhmite. \u003Ci>Handbook of Mineralogy\u003C\u002Fi>. Mineralogical Society of America \u003Ca target='_blank' href='https:\u002F\u002Fwww.handbookofmineralogy.org\u002Fpdfs\u002Fbohmite.pdf' class='refpdflink'>\u003C\u002Fa>",[214,224],{"id":215,"source_url":216,"license_code":217,"credit_html":218,"title":219,"description":220,"author":221,"original_width":222,"original_height":223},3550,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=14520340","CC BY-SA 3.0","Leon Hupperichs, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=14520340\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Böhmite-89904.jpg","\u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FB%C3%B6hmite\" class=\"extiw\" title=\"en:Böhmite\">Böhmite\u003C\u002Fa> crystals on \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FNatrolite\" class=\"extiw\" title=\"en:Natrolite\">Natrolite\u003C\u002Fa> (Field of view 10 mm)\n\u003Cdl>\u003Cdd>\u003Cdl>\u003Cdd>Locality: Saga 1 Quarry, Sagåsen (Strandåsen), Mørje, Porsgrunn, Telemark, Norway\u003C\u002Fdd>\u003C\u002Fdl>\u003C\u002Fdd>\u003C\u002Fdl>","Leon Hupperichs",702,564,{"id":225,"source_url":226,"license_code":227,"credit_html":228,"title":229,"description":230,"author":231,"original_width":232,"original_height":233},3557,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=163475177","CC0 1.0","Darla Sondrol, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=163475177\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Bauxite (GeoDIL number - 156).jpg","Bauxite is a mixture of various aluminum oxides and hydroxides, principally gibbsite, diaspore and boehmite. It often shows earth, pisolitic form as in this picture. Bauxite is a principal ore of aluminum. This sample is about 12 cm across.","Darla Sondrol",3040,2016,[235,241,245,250,255],{"id":236,"url":237,"label":238,"formula":239,"spacegroup":240,"year":202},1713,"\u002Fcif\u002F1713.cif","Bokhimi 2002","Al O2 H","C m c m",{"id":242,"url":243,"label":244,"formula":239,"spacegroup":240,"year":193},1716,"\u002Fcif\u002F1716.cif","Bokhimi 2001",{"id":246,"url":247,"label":248,"formula":249,"spacegroup":240,"year":179},1723,"\u002Fcif\u002F1723.cif","Christensen 1982 · Al O2 H2","Al O2 H2",{"id":251,"url":252,"label":253,"formula":239,"spacegroup":254,"year":179},1724,"\u002Fcif\u002F1724.cif","Christensen 1982 · Al O2 H","C m c 21",{"id":256,"url":257,"label":258,"formula":259,"spacegroup":260,"year":171},1725,"\u002Fcif\u002F1725.cif","Hill 1981","Al O2 H.08","A m a m",[262],"Böhmiet",[264,268,272,276,280,284,289,293,297,302,306,309,313,318,322,325,329,333,337,341,344,347,350,354,357,361,365,369,372,376,379,382,386,389,392,396,399,402,405,409,413,418,421,424,427,430,433],{"lang":265,"names":266},"af",[267],"Boehmiet",{"lang":269,"names":270},"ar",[271],"بوميت",{"lang":273,"names":274},"az",[275],"Bömit",{"lang":277,"names":278},"be",[279],"Бёміт",{"lang":281,"names":282},"ca",[283],"boehmita",{"lang":285,"names":286},"da",[287,288],"Böhmit","Bøhmit",{"lang":290,"names":291},"de",[292,287],"Boehmit",{"lang":294,"names":295},"eo",[296],"Bemito",{"lang":298,"names":299},"es",[300,301],"Boehmita","Böhmita",{"lang":303,"names":304},"et",[305],"bömiit",{"lang":307,"names":308},"eu",[283,301],{"lang":310,"names":311},"fa",[312],"بوهمیت",{"lang":314,"names":315},"fr",[316,317],"14457-84-2","Boéhmite",{"lang":319,"names":320},"hr",[321],"Bemit",{"lang":323,"names":324},"id",[292],{"lang":326,"names":327},"it",[328,7],"Boehmite",{"lang":330,"names":331},"ja",[332],"ベーム石",{"lang":334,"names":335},"kk",[336],"Бемит",{"lang":338,"names":339},"kk-arab",[340],"بەمىيت",{"lang":342,"names":343},"kk-cn",[340],{"lang":345,"names":346},"kk-cyrl",[336],{"lang":348,"names":349},"kk-kz",[336],{"lang":351,"names":352},"kk-latn",[353],"Bemït",{"lang":355,"names":356},"kk-tr",[353],{"lang":358,"names":359},"lt",[360],"Bemitas",{"lang":362,"names":363},"lv",[364],"bēmīts",{"lang":366,"names":367},"mk",[368],"Боемит",{"lang":370,"names":371},"mn",[328],{"lang":373,"names":374},"nb",[375],"böhmitt",{"lang":377,"names":378},"nn",[375],{"lang":380,"names":381},"pl",[321,292],{"lang":383,"names":384},"ru",[385],"Бёмит",{"lang":387,"names":388},"sh",[321],{"lang":390,"names":391},"sl",[321],{"lang":393,"names":394},"sr",[336,395],"Хидроксид алуминијум оксида",{"lang":397,"names":398},"sr-ec",[336],{"lang":400,"names":401},"sr-el",[321],{"lang":403,"names":404},"sv",[287],{"lang":406,"names":407},"uk",[408],"Беміт",{"lang":410,"names":411},"uz",[412],"Byomit",{"lang":414,"names":415},"zh",[416,417],"勃姆石","薄水铝矿",{"lang":419,"names":420},"zh-cn",[416],{"lang":422,"names":423},"zh-hans",[416],{"lang":425,"names":426},"zh-hant",[416],{"lang":428,"names":429},"zh-hk",[416],{"lang":431,"names":432},"zh-sg",[416],{"lang":434,"names":435},"zh-tw",[416],"Q409757",{"history":11,"applications":11}]