[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"minerals:one:1909":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":16,"ima_formula":17,"elements":18,"sigelements":25,"key_elements":26,"impurities":27,"cim":28,"ima_status":29,"ima_notes":31,"ima_history":33,"approval_year":11,"publication_year":34,"discovery_year":35,"strunz10ed1":36,"strunz10ed2":37,"strunz10ed3":38,"strunz10ed4":39,"dana8ed1":40,"dana8ed2":41,"dana8ed3":42,"dana8ed4":43,"csystem":44,"cclass":45,"spacegroup":45,"spacegroupset":46,"a":47,"b":48,"c":49,"alpha":50,"beta":51,"gamma":52,"aerror":11,"berror":11,"cerror":11,"alphaerror":11,"betaerror":11,"gammaerror":11,"va3":11,"z":53,"csmetamict":14,"commentcrystal":11,"twinning":54,"tranglide":11,"parting":11,"epitaxidescription":11,"morphology":11,"tlform":11,"hmin":55,"hmax":56,"hardtype":11,"vhnmin":46,"vhnmax":46,"vhnerror":11,"vhng":11,"vhns":11,"commenthard":11,"dmeas":57,"dmeas2":58,"dcalc":59,"dmeaserror":11,"dcalcerror":45,"commentdense":11,"lustre":60,"lustretype":61,"commentluster":62,"diapheny":63,"streak":11,"colour":64,"commentcolor":11,"colors":65,"streak_colors":11,"luminescence":11,"uv":11,"cleavage":70,"cleavagetype":71,"fracturetype":11,"tenacity":72,"commentbreak":11,"opticaltype":73,"opticalsign":74,"opticalalpha":75,"opticalalpha2":76,"opticalalphaerror":11,"opticalbeta":77,"opticalbeta2":78,"opticalbetaerror":11,"opticalgamma":79,"opticalgamma2":80,"opticalgammaerror":11,"opticalomega":46,"opticalomega2":46,"opticalomegaerror":11,"opticalepsilon":46,"opticalepsilon2":46,"opticalepsilonerror":11,"opticaln":46,"opticaln2":46,"opticalnerror":11,"optical2vcalc":81,"optical2vcalc2":82,"optical2vcalcerror":11,"optical2vmeasured":81,"optical2vmeasured2":46,"optical2vmeasurederror":11,"rimin":83,"rimax":84,"opticaldispersion":85,"opticalpleochroism":11,"opticalpleochorismdesc":86,"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":11,"description_short":87,"aboutname":88,"rock_parent":11,"rock_parent2":11,"rock_root":9,"rock_bgs_code":11,"meteoritical_code":11,"updttime":89,"reviewed_at":11,"variety_of":11,"varieties":90,"group_members":91,"associates":170,"confused_with":171,"type_localities":173,"occurrence_total":174,"citations":175,"images":233,"structures":254,"synonyms":282,"language_names":285,"wikidata_qid":316,"texts":317},1909,"1:1:1909:1","375dd570-8084-480e-9eeb-dc5c8ba19fa5","Hiortdahlite","Hio",0,"mineral",null,35647,582,false,"Na\u003Csub>2\u003C\u002Fsub>Ca\u003Csub>4\u003C\u002Fsub>(Ca\u003Csub>0.5\u003C\u002Fsub>Zr\u003Csub>0.5\u003C\u002Fsub>)Zr(Si\u003Csub>2\u003C\u002Fsub>O\u003Csub>7\u003C\u002Fsub>)2OF\u003Csub>3\u003C\u002Fsub>","Formula revised by IMA , Sept. 2020 (Proposal 20-D)","Na\u003Csub>2\u003C\u002Fsub>Ca\u003Csub>4\u003C\u002Fsub>(Ca\u003Csub>0.5\u003C\u002Fsub>Zr\u003Csub>0.5\u003C\u002Fsub>)Zr(Si\u003Csub>2\u003C\u002Fsub>O\u003Csub>7\u003C\u002Fsub>)\u003Csub>2\u003C\u002Fsub>OF\u003Csub>3\u003C\u002Fsub>",[19,20,21,22,23,24],"Ca","Na","Si","Zr","O","F",[19,20,21,22,23,24],[22],",OH,Hf,Sn,Al,Y,TR,Fe,Nb,U,Mn,Mg,Sr,K,,","17.1.22",[30],"APPROVED",[32],"RENAMED","Renamed by IMA: 1985\r\nApproved special procedure IMA 1987\r\nFormula revised by IMA 2020 (Proposal 20-D) as Na\u003Csub>2\u003C\u002Fsub>Ca\u003Csub>4\u003C\u002Fsub>(Ca\u003Csub>0.5\u003C\u002Fsub>Zr\u003Csub>0.5\u003C\u002Fsub>)Zr(Si\u003Csub>2\u003C\u002Fsub>O\u003Csub>7\u003C\u002Fsub>)\u003Csub>2\u003C\u002Fsub>OF\u003Csub>3\u003C\u002Fsub>.",1890,"1889","9","B","E","17","56","2","4","7","Triclinic",2,"0","10.9517","10.31","7.29","90.32","109.03","95.08",4,"Polysynthetic twinning on {010} and {100}",5,5.5,"3.25","3.31","3.22","Vitreous, Greasy","Vitreous","Vitreous on crystal faces, greasy on fractures","Translucent","Yellow, yellowish-brown, green",[66,67,68,69],"yellow","brown","green","colorless","Distinct on \u003Cmi>{110) and {1_10)\u003C\u002Fmi>","Distinct\u002FGood","very brittle","Biaxial","+","1.639","1.658","1.643","1.664","1.646","1.671","80","86",1.639,1.671,"r \u003C v strong","X = nearly colorless, Y = bright yellow, Z = wine-yellow","A sorosilicate mineral belonging to the Wöhlerite Group with crystal structure containing two topologically independent ochtahedral walls.\r\n\r\nOriginally reported by Brøgger (1888, 1890) from \"Mittel-Arø\", Langesundsfjorden, Norway. He referred to a 10 ...","Named by W.C. Brögger in 1890 in honor of Thorstein Hallager Hiortdahl (04 May 1839, Bergen, Norway - 29 October 1925, Oslo, Norway), chemist, mineralogist, crystallographer, and politician.","2025-08-11 12:14:20",[],[92,100,108,115,123,131,136,141,149,156,163],{"id":93,"name":94,"entrytype":9,"csystem":95,"ima_formula":96,"mindat_formula":96,"hmin":97,"hmax":97,"dmeas":46,"dcalc":98,"primary_image_id":99},483,"Baghdadite","Monoclinic","Ca\u003Csub>6\u003C\u002Fsub>Zr\u003Csub>2\u003C\u002Fsub>(Si\u003Csub>2\u003C\u002Fsub>O\u003Csub>7\u003C\u002Fsub>)\u003Csub>2\u003C\u002Fsub>O\u003Csub>4\u003C\u002Fsub>",6,"3.48",2514,{"id":101,"name":102,"entrytype":9,"csystem":95,"ima_formula":103,"mindat_formula":104,"hmin":55,"hmax":97,"dmeas":105,"dcalc":106,"primary_image_id":107},806,"Burpalite","Na\u003Csub>4\u003C\u002Fsub>Ca\u003Csub>2\u003C\u002Fsub>Zr\u003Csub>2\u003C\u002Fsub>(Si\u003Csub>2\u003C\u002Fsub>O\u003Csub>7\u003C\u002Fsub>)\u003Csub>2\u003C\u002Fsub>F\u003Csub>4\u003C\u002Fsub>","Na\u003Csub>2\u003C\u002Fsub>CaZr(Si\u003Csub>2\u003C\u002Fsub>O\u003Csub>7\u003C\u002Fsub>)F\u003Csub>2\u003C\u002Fsub>","3.33","3.27",4178,{"id":109,"name":110,"entrytype":9,"csystem":95,"ima_formula":111,"mindat_formula":111,"hmin":55,"hmax":97,"dmeas":112,"dcalc":113,"primary_image_id":114},1198,"Cuspidine","Ca\u003Csub>8\u003C\u002Fsub>(Si\u003Csub>2\u003C\u002Fsub>O\u003Csub>7\u003C\u002Fsub>)\u003Csub>2\u003C\u002Fsub>F\u003Csub>4\u003C\u002Fsub>","2.97","2.98",6722,{"id":116,"name":117,"entrytype":9,"csystem":95,"ima_formula":118,"mindat_formula":119,"hmin":55,"hmax":55,"dmeas":120,"dcalc":121,"primary_image_id":122},2074,"Janhaugite","Na\u003Csub>3\u003C\u002Fsub>Mn\u003Csup>2+\u003C\u002Fsup>\u003Csub>3\u003C\u002Fsub>Ti\u003Csub>2\u003C\u002Fsub>(Si\u003Csub>2\u003C\u002Fsub>O\u003Csub>7\u003C\u002Fsub>)\u003Csub>2\u003C\u002Fsub>(O,OH,F)\u003Csub>4\u003C\u002Fsub>","(Na,Ca)\u003Csub>3\u003C\u002Fsub>(Mn\u003Csup>2+\u003C\u002Fsup>,Fe\u003Csup>2+\u003C\u002Fsup>)\u003Csub>3\u003C\u002Fsub>(Ti,Zr,Nb)\u003Csub>2\u003C\u002Fsub>(Si\u003Csub>2\u003C\u002Fsub>O\u003Csub>7\u003C\u002Fsub>)\u003Csub>2\u003C\u002Fsub>O\u003Csub>2\u003C\u002Fsub>(OH,F)\u003Csub>2\u003C\u002Fsub>","3.6","3.71",6813,{"id":124,"name":125,"entrytype":9,"csystem":95,"ima_formula":126,"mindat_formula":127,"hmin":97,"hmax":97,"dmeas":128,"dcalc":129,"primary_image_id":130},2462,"Låvenite","(Na,Ca)\u003Csub>4\u003C\u002Fsub>(Mn\u003Csup>2+\u003C\u002Fsup>,Fe\u003Csup>2+\u003C\u002Fsup>)\u003Csub>2\u003C\u002Fsub>(Zr,Ti,Nb)\u003Csub>2\u003C\u002Fsub>(Si\u003Csub>2\u003C\u002Fsub>O\u003Csub>7\u003C\u002Fsub>)\u003Csub>2\u003C\u002Fsub>(O,F)\u003Csub>4\u003C\u002Fsub>","Na\u003Csub>2\u003C\u002Fsub>Ca\u003Csub>2\u003C\u002Fsub>Mn\u003Csub>2\u003C\u002Fsub>Zr\u003Csub>2\u003C\u002Fsub>(Si\u003Csub>2\u003C\u002Fsub>O\u003Csub>7\u003C\u002Fsub>)\u003Csub>2\u003C\u002Fsub>O\u003Csub>2\u003C\u002Fsub>F\u003Csub>2\u003C\u002Fsub>","3.4","3.498",14111,{"id":132,"name":133,"entrytype":9,"csystem":95,"ima_formula":134,"mindat_formula":134,"hmin":11,"hmax":11,"dmeas":11,"dcalc":11,"primary_image_id":135},55695,"Madeiraite","Na\u003Csub>2\u003C\u002Fsub>Ca\u003Csub>2\u003C\u002Fsub>Fe\u003Csub>2\u003C\u002Fsub>Zr\u003Csub>2\u003C\u002Fsub>(Si\u003Csub>2\u003C\u002Fsub>O\u003Csub>7\u003C\u002Fsub>)\u003Csub>2\u003C\u002Fsub>O\u003Csub>2\u003C\u002Fsub>F\u003Csub>2\u003C\u002Fsub>",14972,{"id":137,"name":138,"entrytype":9,"csystem":44,"ima_formula":139,"mindat_formula":139,"hmin":56,"hmax":11,"dmeas":11,"dcalc":140,"primary_image_id":11},55222,"Moxuanxueite","NaCa\u003Csub>6\u003C\u002Fsub>Zr(Si\u003Csub>2\u003C\u002Fsub>O\u003Csub>7\u003C\u002Fsub>)\u003Csub>2\u003C\u002Fsub>OF\u003Csub>3\u003C\u002Fsub>","3.231",{"id":142,"name":143,"entrytype":9,"csystem":95,"ima_formula":144,"mindat_formula":145,"hmin":97,"hmax":97,"dmeas":146,"dcalc":147,"primary_image_id":148},2913,"Niocalite","Ca\u003Csub>7\u003C\u002Fsub>Nb(Si\u003Csub>2\u003C\u002Fsub>O\u003Csub>7\u003C\u002Fsub>)\u003Csub>2\u003C\u002Fsub>O\u003Csub>3\u003C\u002Fsub>F","(Ca,Nb)\u003Csub>4\u003C\u002Fsub>(Si\u003Csub>2\u003C\u002Fsub>O\u003Csub>7\u003C\u002Fsub>)(O,OH,F)\u003Csub>2\u003C\u002Fsub>","3.32","3.29",17736,{"id":150,"name":151,"entrytype":9,"csystem":95,"ima_formula":152,"mindat_formula":153,"hmin":55,"hmax":97,"dmeas":154,"dcalc":98,"primary_image_id":155},2932,"Normandite","Na\u003Csub>2\u003C\u002Fsub>Ca\u003Csub>2\u003C\u002Fsub>(Mn,Fe)\u003Csub>2\u003C\u002Fsub>(Ti,Nb,Zr)\u003Csub>2\u003C\u002Fsub>(Si\u003Csub>2\u003C\u002Fsub>O\u003Csub>7\u003C\u002Fsub>)\u003Csub>2\u003C\u002Fsub>O\u003Csub>2\u003C\u002Fsub>F\u003Csub>2\u003C\u002Fsub>","NaCa(Mn,Fe)(Ti,Nb,Zr)(Si\u003Csub>2\u003C\u002Fsub>O\u003Csub>7\u003C\u002Fsub>)OF","3.50",17878,{"id":157,"name":158,"entrytype":9,"csystem":95,"ima_formula":159,"mindat_formula":159,"hmin":55,"hmax":97,"dmeas":160,"dcalc":161,"primary_image_id":162},470780,"Pilanesbergite","Na\u003Csub>2\u003C\u002Fsub>Ca\u003Csub>2\u003C\u002Fsub>Fe\u003Csub>2\u003C\u002Fsub>Ti\u003Csub>2\u003C\u002Fsub>(Si\u003Csub>2\u003C\u002Fsub>O\u003Csub>7\u003C\u002Fsub>)\u003Csub>2\u003C\u002Fsub>O\u003Csub>2\u003C\u002Fsub>F\u003Csub>2\u003C\u002Fsub>","3.47","3.40",19452,{"id":164,"name":165,"entrytype":9,"csystem":95,"ima_formula":166,"mindat_formula":167,"hmin":56,"hmax":97,"dmeas":161,"dcalc":168,"primary_image_id":169},4303,"Wöhlerite","Na\u003Csub>2\u003C\u002Fsub>Ca\u003Csub>4\u003C\u002Fsub>Zr(Nb,Ti)(Si\u003Csub>2\u003C\u002Fsub>O\u003Csub>7\u003C\u002Fsub>)\u003Csub>2\u003C\u002Fsub>(O,F)\u003Csub>4\u003C\u002Fsub>","Na\u003Csub>2\u003C\u002Fsub>Ca\u003Csub>4\u003C\u002Fsub>ZrNb(Si\u003Csub>2\u003C\u002Fsub>O\u003Csub>7\u003C\u002Fsub>)\u003Csub>2\u003C\u002Fsub>O\u003Csub>3\u003C\u002Fsub>F","3.42",30986,[],[172],{"id":137,"name":138,"entrytype":9,"csystem":44,"ima_formula":139,"mindat_formula":139,"hmin":56,"hmax":11,"dmeas":11,"dcalc":140,"primary_image_id":11},[],35,[176,180,183,187,191,196,201,206,210,214,219,223,228],{"id":177,"year":178,"html":179,"doi":11},17066480,1888,"Brøgger, W. C. (1888) Vorläufige Mittheilung über den \"Hiortdahlit\", ein neues Mineral von Arö, Norwegen [Preliminary communication on the \"Hiortdahlite\", a new mineral from Arö, Norway]. \u003Ci>Nyt magazin for naturvidenskaberne [New magazine for the natural sciences]\u003C\u002Fi>,  31 (3). 232-239",{"id":181,"year":34,"html":182,"doi":11},101839,"Brøgger, Waldemar Christofer (1890) Die Mineralien der Syenitpegmatitgänge der südnorwegischen Augit- und Nephelinsyenite. \u003Ci>Zeitschrift für Krystallographie und Mineralogie\u003C\u002Fi>,  16 (1). 1-893",{"id":184,"year":4,"html":185,"doi":186},4798,"Zambonini, F., Prior, G. T. (1909) On the identity of Guarinite and Hiortdahlite. \u003Ci>Mineralogical Magazine and Journal of the Mineralogical Society\u003C\u002Fi>,  15 (70) 247-259 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1180\u002Fminmag.1909.015.70.09'>doi:10.1180\u002Fminmag.1909.015.70.09\u003C\u002Fa> \u003Ca target='_blank' href='https:\u002F\u002Frruff.info\u002Fdoclib\u002FMinMag\u002FVolume_15\u002F15-70-247.pdf' class='refpdflink'>\u003C\u002Fa>","10.1180\u002Fminmag.1909.015.70.09",{"id":188,"year":189,"html":190,"doi":11},17063048,1974,"Aarden, H. M., Gittins, J. (1974) Hiortdahlite from Kipawa River, Villedieu Township Temiscaming County, Québec, Canada. \u003Ci>The Canadian Mineralogist\u003C\u002Fi>,  12 (4) 241-247 \u003Ca target='_blank' href='https:\u002F\u002Frruff.info\u002Frruff_1.0\u002Fuploads\u002FCM12_241.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":192,"year":193,"html":194,"doi":195},565727,1979,"Eggleton, R. A., Halford, G. E., Beams, S. D. (1979) Hiortdahlite from Jingera, New South Wales. \u003Ci>Journal of the Geological Society of Australia\u003C\u002Fi>,  26 (1) 81-85 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1080\u002F00167617908729069'>doi:10.1080\u002F00167617908729069\u003C\u002Fa>","10.1080\u002F00167617908729069",{"id":197,"year":198,"html":199,"doi":200},7741860,1985,"Merlino, S., Perchiazzi, N. (1985) The crystal structure of hiortdahlite I. \u003Ci>TMPM Tschermaks Mineralogische und Petrographische Mitteilungen\u003C\u002Fi>, 34 (3). 297-310 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1007\u002Fbf01082969'>doi:10.1007\u002Fbf01082969\u003C\u002Fa>","10.1007\u002Fbf01082969",{"id":202,"year":203,"html":204,"doi":205},15688,1987,"Merlino, S., Perchiazzi, N. (1987) The crystal structure of Hiortdahlite II. \u003Ci>Mineralogy and Petrology\u003C\u002Fi>,  37 (1) 25-35 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1007\u002Fbf01163156'>doi:10.1007\u002Fbf01163156\u003C\u002Fa>","10.1007\u002Fbf01163156",{"id":207,"year":208,"html":209,"doi":11},16107082,1988,"Merlino S., Perchiazzi N. (1988): Modular mineralogy in the cuspidine group of minerals. The Canadian Mineralogist: 26: 933-943.",{"id":211,"year":212,"html":213,"doi":11},16964852,2001,"(2001) Hiortdahlite. \u003Ci>Handbook of Mineralogy\u003C\u002Fi>. Mineralogical Society of America \u003Ca target='_blank' href='https:\u002F\u002Fwww.handbookofmineralogy.org\u002Fpdfs\u002Fhiortdahlite.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":215,"year":216,"html":217,"doi":218},65000,2012,"Bellezza, M., Merlino, S., Perchiazzi, N. (2012) Distinct domains in \"guarinite\" from Monte Somma, Italy: Crystal structures and crystal chemistry. \u003Ci>The Canadian Mineralogist\u003C\u002Fi>,  50 (2). 531-548 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.3749\u002Fcanmin.50.2.531'>doi:10.3749\u002Fcanmin.50.2.531\u003C\u002Fa>","10.3749\u002Fcanmin.50.2.531",{"id":220,"year":216,"html":221,"doi":222},65006,"Biagioni, C., Merlino, S., Parodi, G. C., Perchiazzi, N. (2012) Crystal chemistry of minerals of the wöhlerite group from the Los Archipelago, Guinea. \u003Ci>The Canadian Mineralogist\u003C\u002Fi>,  50 (3) 593-609 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.3749\u002Fcanmin.50.3.593'>doi:10.3749\u002Fcanmin.50.3.593\u003C\u002Fa> \u003Ca target='_blank' href='https:\u002F\u002Frruff.info\u002Frruff_1.0\u002Fuploads\u002FCM50_593.pdf' class='refpdflink'>\u003C\u002Fa>","10.3749\u002Fcanmin.50.3.593",{"id":224,"year":225,"html":226,"doi":227},16089366,2020,"Miyawaki, Ritsuro, Hatert, Frédéric, Pasero, Marco, Mills, Stuart J. (2020) IMA Commission on New Minerals, Nomenclature and Classification (CNMNC) – Newsletter 57. \u003Ci>European Journal of Mineralogy\u003C\u002Fi>,  32 (5) 495-499 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.5194\u002Fejm-32-495-2020'>doi:10.5194\u002Fejm-32-495-2020\u003C\u002Fa> \u003Ca target='_blank' href='https:\u002F\u002Fejm.copernicus.org\u002Farticles\u002F32\u002F495\u002F2020\u002Fejm-32-495-2020.pdf' class='refpdflink'>\u003C\u002Fa>","10.5194\u002Fejm-32-495-2020",{"id":229,"year":230,"html":231,"doi":232},15154059,2022,"Dal Bo, Fabrice, Friis, Henrik, Mills, Stuart J. (2022) Nomenclature of wöhlerite-group minerals. \u003Ci>Mineralogical Magazine\u003C\u002Fi>, 86 (4) 661-676 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1180\u002Fmgm.2022.10'>doi:10.1180\u002Fmgm.2022.10\u003C\u002Fa>","10.1180\u002Fmgm.2022.10",[234,244],{"id":235,"source_url":236,"license_code":237,"credit_html":238,"title":239,"description":240,"author":241,"original_width":242,"original_height":243},11469,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=76115063","CC BY-SA 4.0","Joan Rosell, from rosellminerals.com, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=76115063\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Hiortdahlite.jpg",":Locality: San Vito Quarry, Mount Vesuvius, Campania, Italy\n\u003Cdl>\u003Cdd>Size: 3.3 × 2.5 × 2 cm\u003C\u002Fdd>\n\u003Cdd>Description: Very sharp crystal of hiortdahlite in sanidinite matrix. Translucent, uniform yellow color and showing prism and terminal faces.\u003C\u002Fdd>\u003C\u002Fdl>","Joan Rosell, from rosellminerals.com",969,1000,{"id":245,"source_url":246,"license_code":247,"credit_html":248,"title":249,"description":250,"author":251,"original_width":252,"original_height":253},11470,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=163476088","CC0 1.0","Twyla Baker, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=163476088\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Hiortdahlite (GeoDIL number - 279).jpg","This sample contains mostly quartz (white) and biotite (black). What makes it special is the presence of light brown hiortdahlite. Hiortdahlite has composition (Ca,Na)3(Zr,Ti,Y)Si2O7(O,OH,F)2. This specimen is from Langesundfjord, Norway, and is about 7 cm across.","Twyla Baker",2218,1651,[255,261,266,271,277],{"id":256,"url":257,"label":258,"formula":259,"spacegroup":260,"year":216},6241,"\u002Fcif\u002F6241.cif","Bellezza 2012 · Ca4.64 Na1.62 Zr1.29 Mn.45 Si4 O15 F3","Ca4.64 Na1.62 Zr1.29 Mn.45 Si4 O15 F3","P -1",{"id":262,"url":263,"label":264,"formula":265,"spacegroup":260,"year":216},6242,"\u002Fcif\u002F6242.cif","Bellezza 2012 · Ca4.52 Na1.88 Zr1.19 Mn.41 Si4 O15 F3","Ca4.52 Na1.88 Zr1.19 Mn.41 Si4 O15 F3",{"id":267,"url":268,"label":269,"formula":270,"spacegroup":260,"year":216},6243,"\u002Fcif\u002F6243.cif","Biagioni 2012","Ca4.71 Na1.62 (Zr.74 Ti.26) Mn.67 Si4 O15 F3",{"id":272,"url":273,"label":274,"formula":275,"spacegroup":260,"year":276},6244,"\u002Fcif\u002F6244.cif","Merlino 2010","Ca4 Zr Y Na2 Si4 O15 F3",2010,{"id":278,"url":279,"label":280,"formula":281,"spacegroup":260,"year":203},6245,"\u002Fcif\u002F6245.cif","Merlino 1987","Na1.38 Ca4.74 Zr Y.88 Si4 O15.5 F2.5",[283,284],"Hiortdahliet","Hiortdahlite I",[286,290,294,298,301,305,308,312],{"lang":287,"names":288},"ca",[289],"hiortdahlita",{"lang":291,"names":292},"de",[293],"Hiortdahlit",{"lang":295,"names":296},"eu",[297],"Hiortdahlita",{"lang":299,"names":300},"it",[7],{"lang":302,"names":303},"nb",[304],"hiortdahlitt",{"lang":306,"names":307},"nn",[304],{"lang":309,"names":310},"ru",[311],"Йортдалит",{"lang":313,"names":314},"zh",[315],"希硅锆钠钙石","Q3785722",{"history":11,"applications":11}]