[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"minerals:one:3043":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":15,"elements":16,"sigelements":22,"key_elements":11,"impurities":23,"cim":24,"ima_status":25,"ima_notes":11,"ima_history":11,"approval_year":11,"publication_year":28,"discovery_year":29,"strunz10ed1":30,"strunz10ed2":31,"strunz10ed3":32,"strunz10ed4":33,"dana8ed1":34,"dana8ed2":35,"dana8ed3":35,"dana8ed4":35,"csystem":36,"cclass":11,"spacegroup":11,"spacegroupset":37,"a":38,"b":39,"c":40,"alpha":37,"beta":41,"gamma":37,"aerror":42,"berror":43,"cerror":44,"alphaerror":11,"betaerror":45,"gammaerror":11,"va3":11,"z":11,"csmetamict":14,"commentcrystal":46,"twinning":47,"tranglide":11,"parting":11,"epitaxidescription":11,"morphology":11,"tlform":11,"hmin":42,"hmax":48,"hardtype":11,"vhnmin":37,"vhnmax":37,"vhnerror":11,"vhng":11,"vhns":11,"commenthard":11,"dmeas":37,"dmeas2":37,"dcalc":37,"dmeaserror":11,"dcalcerror":11,"commentdense":11,"lustre":11,"lustretype":11,"commentluster":11,"diapheny":11,"streak":49,"colour":50,"commentcolor":11,"colors":51,"streak_colors":54,"luminescence":11,"uv":11,"cleavage":11,"cleavagetype":11,"fracturetype":11,"tenacity":11,"commentbreak":11,"opticaltype":55,"opticalsign":56,"opticalalpha":57,"opticalalpha2":58,"opticalalphaerror":11,"opticalbeta":59,"opticalbeta2":60,"opticalbetaerror":11,"opticalgamma":61,"opticalgamma2":62,"opticalgammaerror":11,"opticalomega":37,"opticalomega2":37,"opticalomegaerror":11,"opticalepsilon":37,"opticalepsilon2":37,"opticalepsilonerror":11,"opticaln":37,"opticaln2":37,"opticalnerror":11,"optical2vcalc":63,"optical2vcalc2":64,"optical2vcalcerror":11,"optical2vmeasured":63,"optical2vmeasured2":65,"optical2vmeasurederror":11,"rimin":66,"rimax":67,"opticaldispersion":68,"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":69,"description_short":70,"aboutname":71,"rock_parent":11,"rock_parent2":11,"rock_root":9,"rock_bgs_code":11,"meteoritical_code":11,"updttime":72,"reviewed_at":11,"variety_of":11,"varieties":73,"group_members":74,"associates":97,"confused_with":98,"type_localities":99,"occurrence_total":106,"citations":107,"images":147,"structures":245,"synonyms":246,"language_names":251,"wikidata_qid":293,"texts":294},3043,"1:1:3043:0","211c863b-f1fa-4f26-953f-d870a99c8192","Ottrélite","Otr",0,"mineral",null,33172,269,false,"Mn\u003Csup>2+\u003C\u002Fsup>Al\u003Csub>2\u003C\u002Fsub>O(SiO\u003Csub>4\u003C\u002Fsub>)(OH)\u003Csub>2\u003C\u002Fsub>",[17,18,19,20,21],"Al","Mn","Si","O","H",[17,18,19,20,21],"Ca,H2O","16.16.21",[26,27],"APPROVED","GRANDFATHERED",1842,"1809","9","A","F","85","52","3","Monoclinic","0","9.505","5.484","18.214","101.77",6,4,15,3,"Space group Cc or C2\u002Fc. Pseudohexagonal.","Polysynthetic, parallel to [001].",7,"Greenish, greyish","Pistachio-green, greenish to dark grey",[52,53],"green","gray",[52,53],"Biaxial","+","1.709","1.725","1.712","1.726","1.716","1.732","46","82","70",1.709,1.732,"r > v strong","Muséum Nationale d’Histoire Naturelle, Paris, France, number 104.479 (type).","Mn analogue of chloritoid. Ottrélite was originally described as a Mn-rich, but not necessarily Mn-dominant chloritoid, consequently many \"ottrélites\" are in reality Mn-rich chloritoids, see Chloritoid best minerals article and references therein for f...","Named by A. Descloizeaux and A.A. Damour in 1842 for the type locality of Ottré, Belgium.","2025-08-11 12:14:22",[],[75,83,91],{"id":76,"name":77,"entrytype":9,"csystem":78,"ima_formula":79,"mindat_formula":80,"hmin":42,"hmax":42,"dmeas":37,"dcalc":81,"primary_image_id":82},893,"Carboirite","Triclinic","Fe\u003Csup>2+\u003C\u002Fsup>Al\u003Csub>2\u003C\u002Fsub>GeO\u003Csub>5\u003C\u002Fsub>(OH)\u003Csub>2\u003C\u002Fsub>","Fe\u003Csup>2+\u003C\u002Fsup>Al\u003Csub>2\u003C\u002Fsub>O(GeO\u003Csub>4\u003C\u002Fsub>)(OH)\u003Csub>2\u003C\u002Fsub>","3.95",4612,{"id":84,"name":85,"entrytype":9,"csystem":36,"ima_formula":86,"mindat_formula":86,"hmin":87,"hmax":87,"dmeas":88,"dcalc":89,"primary_image_id":90},1017,"Chloritoid","Fe\u003Csup>2+\u003C\u002Fsup>Al\u003Csub>2\u003C\u002Fsub>O(SiO\u003Csub>4\u003C\u002Fsub>)(OH)\u003Csub>2\u003C\u002Fsub>",6.5,"3.4","3.56",5467,{"id":92,"name":93,"entrytype":9,"csystem":36,"ima_formula":94,"mindat_formula":94,"hmin":87,"hmax":87,"dmeas":95,"dcalc":37,"primary_image_id":96},2497,"Magnesiochloritoid","MgAl\u003Csub>2\u003C\u002Fsub>O(SiO\u003Csub>4\u003C\u002Fsub>)(OH)\u003Csub>2\u003C\u002Fsub>","3.25",5472,[],[],[100],{"id":101,"txt":102,"latitude":103,"longitude":104,"country":105},279,"Ottré, Bihain, Vielsalm, Luxembourg, Wallonia, Belgium",50.2489201,5.8365914,"Belgium",51,[108,111,115,119,123,128,133,138,143],{"id":109,"year":28,"html":110,"doi":11},16119155,"Descloizeaux, A., Damour A.A. (1842) De l'ottrélite. Nouvelle espèce minérale. Annales des Mines: 2: 357-361.",{"id":112,"year":113,"html":114,"doi":11},16084897,1884,"Prost, E. (1884) Sur la salmite de Dumont, chloritoïde manganésifère. Annales de la Société géologique de Belgique, 11, 93.",{"id":116,"year":117,"html":118,"doi":11},16119156,1889,"Hutchings, W.M. (1889) On the Occurrence of Ottrelite in the Phyllites of North Cornwall. Geological Magazine (Decade III): 6(5): 214-220.",{"id":120,"year":121,"html":122,"doi":11},16119157,1898,"Spencer, L.J. (1898) Supplementary list of British minerals. Mineralogical Abstracts: 30: 285.",{"id":124,"year":125,"html":126,"doi":127},180389,1961,"Halferdahl, L. B. (1961) Chloritoid: its composition, X-ray and optical properties, stability and occurrences. \u003Ci>Journal of Petrology\u003C\u002Fi>,  2 (1) 49-135 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1093\u002Fpetrology\u002F2.1.49'>doi:10.1093\u002Fpetrology\u002F2.1.49\u003C\u002Fa>","10.1093\u002Fpetrology\u002F2.1.49",{"id":129,"year":130,"html":131,"doi":132},402645,1978,"Fransolet, André-Mathieu (1978) Données nouvelles sur l'ottrélite d'Ottré, Belgique. \u003Ci>Bulletin de Minéralogie\u003C\u002Fi>,  101 (5) 548-557 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.3406\u002Fbulmi.1978.7226'>doi:10.3406\u002Fbulmi.1978.7226\u003C\u002Fa>","10.3406\u002Fbulmi.1978.7226",{"id":134,"year":135,"html":136,"doi":137},127208,1994,"Theye, Thomas, Fransolet, André-Mathieu (1994) Virtually pure ottrelite from the region of Ottré, Belgium. \u003Ci>European Journal of Mineralogy\u003C\u002Fi>,  6 (4) 547-556 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1127\u002Fejm\u002F6\u002F4\u002F0547'>doi:10.1127\u002Fejm\u002F6\u002F4\u002F0547\u003C\u002Fa>","10.1127\u002Fejm\u002F6\u002F4\u002F0547",{"id":139,"year":140,"html":141,"doi":142},149366,1997,"Fransolet, André-Mathieu, Theye, Thomas (1997) On the Ardennes chloritoids and the ottrelite term (Cambrian, Belgium - French) : A comment. \u003Ci>Neues Jahrbuch für Mineralogie - Monatshefte\u003C\u002Fi>,  1997 (7) 328-331 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1127\u002Fnjmm\u002F1997\u002F1997\u002F328'>doi:10.1127\u002Fnjmm\u002F1997\u002F1997\u002F328\u003C\u002Fa>","10.1127\u002Fnjmm\u002F1997\u002F1997\u002F328",{"id":144,"year":145,"html":146,"doi":11},16966447,2001,"(2001) Ottrélite. \u003Ci>Handbook of Mineralogy\u003C\u002Fi>. Mineralogical Society of America \u003Ca target='_blank' href='https:\u002F\u002Fwww.handbookofmineralogy.org\u002Fpdfs\u002Fottrelite.pdf' class='refpdflink'>\u003C\u002Fa>",[148,158,166,174,182,192,199,209,214,222,229,236],{"id":149,"source_url":150,"license_code":151,"credit_html":152,"title":153,"description":154,"author":155,"original_width":156,"original_height":157},18348,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=10131385","CC BY-SA 3.0","Robert M. Lavinsky, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=10131385\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Ottrelite-41820.jpg","\u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FOttr%C3%A9lite\" class=\"extiw\" title=\"en:Ottrélite\">Ottrélite\u003C\u002Fa>\n\u003Cdl>\u003Cdd>\u003Cdl>\u003Cdd>Locality: Ottré, \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FVielsalm\" class=\"extiw\" title=\"en:Vielsalm\">Vielsalm\u003C\u002Fa>, \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FStavelot_Massif\" class=\"extiw\" title=\"en:Stavelot Massif\">Stavelot Massif\u003C\u002Fa>, Luxembourg Province, Belgium (\u003Ca rel=\"nofollow\" class=\"external text\" href=\"http:\u002F\u002Fwww.mindat.org\u002Floc-279.html\">Locality at mindat.org\u003C\u002Fa>)\u003C\u002Fdd>\n\u003Cdd>This is an exceptional large specimen of a real rarity! Seldom seen in such large pieces, and so richly sprinkled with crystals. 28.3 x 12 x 2.1 cm\u003C\u002Fdd>\u003C\u002Fdl>\u003C\u002Fdd>\u003C\u002Fdl>","Robert M. Lavinsky",600,389,{"id":159,"source_url":160,"license_code":161,"credit_html":162,"title":163,"description":11,"author":11,"original_width":164,"original_height":165},30406,"https:\u002F\u002Fgeocollections.info\u002Ffile\u002F65433","CC BY-SA 4.0","Photo: Unknown author — http:\u002F\u002Fcreativecommons.org\u002Flicenses\u002Fby-sa\u002F4.0\u002F, courtesy of \u003Ca href=\"https:\u002F\u002Fgeocollections.info\u002Ffile\u002F65433\" rel=\"noopener\">The Estonian Museum of Natural History\u003C\u002Fa> via Europeana","Ottrelite",1000,782,{"id":167,"source_url":168,"license_code":151,"credit_html":169,"title":170,"description":171,"author":155,"original_width":172,"original_height":173},18349,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=10138390","Robert M. Lavinsky, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=10138390\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Ottrelite-112540.jpg","\u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FOttr%C3%A9lite\" class=\"extiw\" title=\"en:Ottrélite\">Ottrélite\u003C\u002Fa>\n\u003Cdl>\u003Cdd>\u003Cdl>\u003Cdd>Locality: Ottré, \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FVielsalm\" class=\"extiw\" title=\"en:Vielsalm\">Vielsalm\u003C\u002Fa>, \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FStavelot_Massif\" class=\"extiw\" title=\"en:Stavelot Massif\">Stavelot Massif\u003C\u002Fa>, Luxembourg Province, Belgium (\u003Ca rel=\"nofollow\" class=\"external text\" href=\"http:\u002F\u002Fwww.mindat.org\u002Floc-279.html\">Locality at mindat.org\u003C\u002Fa>)\u003C\u002Fdd>\n\u003Cdd>A very rich example of ottelite from the type locality, with dozens of sharp, 1mm black crystals embedded in a schist-like matrix. 4.5 x 3.6 x 1.9 cm\u003C\u002Fdd>\u003C\u002Fdl>\u003C\u002Fdd>\u003C\u002Fdl>",580,700,{"id":175,"source_url":176,"license_code":151,"credit_html":177,"title":178,"description":179,"author":155,"original_width":180,"original_height":181},18350,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=10453237","Robert M. Lavinsky, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=10453237\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Ottrelite-mrz120b.jpg","\u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FOttrelite\" class=\"extiw\" title=\"en:Ottrelite\">Ottrelite\u003C\u002Fa>\n\u003Cdl>\u003Cdd>\u003Cdl>\u003Cdd>Locality: Ottrez, Belgium (Type Locality)\u003C\u002Fdd>\n\u003Cdd>Size: miniature, 4.5 x 3.6 x 1.9 cm\n\u003Cdl>\u003Cdt>Ottrelite\u003C\u002Fdt>\u003C\u002Fdl>\u003C\u002Fdd>\n\u003Cdd>A very rich example of ottelite from the type locality, with dozens of sharp, 1mm black crystals embedded in a schist-like matrix.\u003C\u002Fdd>\u003C\u002Fdl>\u003C\u002Fdd>\u003C\u002Fdl>",334,400,{"id":183,"source_url":184,"license_code":185,"credit_html":186,"title":187,"description":188,"author":189,"original_width":190,"original_height":191},18351,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=28361722","CC0 1.0","Vassil, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=28361722\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Ottrélite Bruxelles 15 09 2013.jpg","Ottrélite from Ottré (Belgium), Museum des Sciences Naturelles in Brussel.","Vassil",1966,1244,{"id":193,"source_url":194,"license_code":151,"credit_html":195,"title":196,"description":197,"author":155,"original_width":156,"original_height":198},72015,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=10429573","Robert M. Lavinsky, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=10429573\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Ottrelite-d05-151a.jpg","\u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FOttrelite\" class=\"extiw\" title=\"en:Ottrelite\">Ottrelite\u003C\u002Fa>\n\u003Cdl>\u003Cdd>\u003Cdl>\u003Cdd>Locality: Ottré, \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FVielsalm\" class=\"extiw\" title=\"en:Vielsalm\">Vielsalm\u003C\u002Fa>, \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FStavelot_Massif\" class=\"extiw\" title=\"en:Stavelot Massif\">Stavelot Massif\u003C\u002Fa>, Luxembourg Province, Belgium (\u003Ca rel=\"nofollow\" class=\"external text\" href=\"http:\u002F\u002Fwww.mindat.org\u002Floc-279.html\">Locality at mindat.org\u003C\u002Fa>)\u003C\u002Fdd>\n\u003Cdd>Size: small cabinet, 7.1 x 4.2 x 2.1 cm\n\u003Cdl>\u003Cdt>Ottrelite\u003C\u002Fdt>\u003C\u002Fdl>\u003C\u002Fdd>\n\u003Cdd>Sharp sub-mm but eye-visible crystals, richly covering a palm-sized matrix, make this an important reference specimen. Documented specimens from the type locality are extremely rare; and it has an old Stuer Collection label enclosed with specimen. 7.1 x 4.2 x 2.1 cm\u003C\u002Fdd>\u003C\u002Fdl>\u003C\u002Fdd>\u003C\u002Fdl>",450,{"id":200,"source_url":201,"license_code":202,"credit_html":203,"title":204,"description":205,"author":206,"original_width":207,"original_height":208},18352,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=146468945","CC BY 4.0","Slashme, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=146468945\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Ottrelith.jpg","Ottrélite from Ottré, Belgien","Slashme",3760,2394,{"id":210,"source_url":211,"license_code":151,"credit_html":212,"title":213,"description":197,"author":155,"original_width":181,"original_height":180},72016,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=10429575","Robert M. Lavinsky, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=10429575\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Ottrelite-d05-151b.jpg",{"id":215,"source_url":216,"license_code":161,"credit_html":217,"title":218,"description":205,"author":219,"original_width":220,"original_height":221},18353,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=146821600","Kritzolina, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=146821600\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Ottrélite 03.jpg","Kritzolina",3637,2425,{"id":223,"source_url":224,"license_code":161,"credit_html":225,"title":226,"description":205,"author":219,"original_width":227,"original_height":228},18354,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=146821601","Kritzolina, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=146821601\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Ottrélite 02.jpg",3903,2602,{"id":230,"source_url":231,"license_code":161,"credit_html":232,"title":233,"description":205,"author":219,"original_width":234,"original_height":235},18355,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=146821602","Kritzolina, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=146821602\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Ottrélite 01.jpg",3833,2555,{"id":237,"source_url":238,"license_code":161,"credit_html":239,"title":240,"description":241,"author":242,"original_width":243,"original_height":244},72017,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=83014026","Mai Seppel, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=83014026\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Estonian Museum of Natural History Specimen No 202395 photo (g27 g27-758 1 jpg).jpg","\"Ottrelite\". More info \u003Ca rel=\"nofollow\" class=\"external text\" href=\"http:\u002F\u002Fgeocollections.info\u002Ffile\u002F65433\">about this file\u003C\u002Fa> and \u003Ca rel=\"nofollow\" class=\"external text\" href=\"http:\u002F\u002Fgeocollections.info\u002Fspecimen\u002F202395\">about this specimen\u003C\u002Fa> at \u003Ca rel=\"nofollow\" class=\"external text\" href=\"http:\u002F\u002Fgeocollections.info\u002F\">geocollections.info\u003C\u002Fa>","Mai Seppel",3169,2480,[],[247,248,249,250],"Newportit","Newportita","Newportite","Ottrelit",[252,256,262,266,270,274,278,282,285,289],{"lang":253,"names":254},"af",[255],"Ottreliet",{"lang":257,"names":258},"ar",[259,260,261],"أوترلايت","أوتريليت","أورلايت",{"lang":263,"names":264},"ca",[265],"ottrelita",{"lang":267,"names":268},"de",[269],"Ottrélith",{"lang":271,"names":272},"es",[273],"Ottrelita",{"lang":275,"names":276},"eu",[277],"Ottrélita",{"lang":279,"names":280},"fr",[281],"ottrelite",{"lang":283,"names":284},"it",[7],{"lang":286,"names":287},"nl",[288],"ottreliet",{"lang":290,"names":291},"ta",[292],"ஓட்ரெலைட்டு","Q2252771",{"history":11,"applications":11}]