[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"minerals:one:815":3},{"id":4,"longid":5,"guid":6,"name":7,"shortcode_ima":8,"entrytype":9,"entrytype_text":10,"varietyof":11,"synid":8,"polytypeof":8,"groupid":8,"weighting":12,"nolocadd":13,"blacklisted":13,"mindat_formula":14,"mindat_formula_note":15,"ima_formula":8,"elements":16,"sigelements":22,"key_elements":8,"impurities":8,"cim":23,"ima_status":8,"ima_notes":8,"ima_history":8,"approval_year":8,"publication_year":8,"discovery_year":8,"strunz10ed1":24,"strunz10ed2":24,"strunz10ed3":24,"strunz10ed4":8,"dana8ed1":24,"dana8ed2":24,"dana8ed3":24,"dana8ed4":24,"csystem":25,"cclass":9,"spacegroup":9,"spacegroupset":24,"a":26,"b":27,"c":28,"alpha":29,"beta":30,"gamma":31,"aerror":8,"berror":8,"cerror":8,"alphaerror":8,"betaerror":8,"gammaerror":8,"va3":8,"z":32,"csmetamict":13,"commentcrystal":8,"twinning":8,"tranglide":8,"parting":8,"epitaxidescription":8,"morphology":8,"tlform":8,"hmin":33,"hmax":34,"hardtype":8,"vhnmin":24,"vhnmax":24,"vhnerror":8,"vhng":8,"vhns":8,"commenthard":8,"dmeas":24,"dmeas2":24,"dcalc":24,"dmeaserror":8,"dcalcerror":8,"commentdense":8,"lustre":35,"lustretype":36,"commentluster":8,"diapheny":8,"streak":37,"colour":38,"commentcolor":8,"colors":39,"streak_colors":44,"luminescence":45,"uv":8,"cleavage":46,"cleavagetype":47,"fracturetype":48,"tenacity":8,"commentbreak":8,"opticaltype":49,"opticalsign":50,"opticalalpha":51,"opticalalpha2":52,"opticalalphaerror":8,"opticalbeta":53,"opticalbeta2":54,"opticalbetaerror":8,"opticalgamma":55,"opticalgamma2":56,"opticalgammaerror":8,"opticalomega":8,"opticalomega2":24,"opticalomegaerror":8,"opticalepsilon":8,"opticalepsilon2":24,"opticalepsilonerror":8,"opticaln":8,"opticaln2":8,"opticalnerror":8,"optical2vcalc":57,"optical2vcalc2":58,"optical2vcalcerror":8,"optical2vmeasured":59,"optical2vmeasured2":24,"optical2vmeasurederror":8,"rimin":60,"rimax":61,"opticaldispersion":62,"opticalpleochroism":8,"opticalpleochorismdesc":8,"opticalbirefringence":8,"opticalcomments":8,"opticalcolour":8,"opticalinternal":8,"opticaltropic":8,"opticalanisotropism":8,"opticalbireflectance":8,"opticalextinction":8,"opticalr":8,"specdispm":8,"ir":8,"electrical":8,"magnetism":8,"thermalbehaviour":8,"other":8,"industrial":8,"occurrence":8,"otheroccurrence":8,"type_specimen_store":8,"description_short":8,"aboutname":63,"rock_parent":8,"rock_parent2":8,"rock_root":64,"rock_bgs_code":8,"meteoritical_code":8,"updttime":65,"reviewed_at":8,"variety_of":66,"varieties":73,"group_members":74,"associates":75,"confused_with":76,"type_localities":77,"occurrence_total":78,"citations":79,"images":93,"structures":154,"synonyms":179,"language_names":185,"wikidata_qid":8,"texts":186},815,"1:1:815:0","4d870a2f-6feb-4303-8e6c-2341d6ff0732","Bytownite",null,2,"variety",246,464,false,"(Ca,Na)[Al(Al,Si)Si\u003Csub>2\u003C\u002Fsub>O\u003Csub>8\u003C\u002Fsub>]","Albite : anorthite molar ratio ranges from 10 : 90 to 30 : 70.",[17,18,19,20,21],"Al","Ca","Na","Si","O",[17,18,20,21],"16.10.1","0","Triclinic","8.178","12.870","14.187","93.5","115.9","90.63",8,6,6.5,"Vitreous","Sub-Vitreous","White","Colourless, grey, greenish-white, or white",[40,41,42,43],"white","colorless","gray","green",[40],"Non-fluorescent","on [001], good on [010]","Perfect","Step-Like","Biaxial","+\u002F-","1.563","1.572","1.568","1.5784","1.573","1.583","80","88","86",1.563,1.583,"r > v strong","Named after its locality (\"Bytown,\" now Ottawa, Ontario, Canada).",0,"2025-10-14 13:20:54",{"id":11,"name":67,"entrytype":64,"csystem":25,"ima_formula":68,"mindat_formula":68,"hmin":33,"hmax":34,"dmeas":69,"dcalc":70,"strunz10ed1":71,"primary_image_id":72},"Anorthite","Ca(Al\u003Csub>2\u003C\u002Fsub>Si\u003Csub>2\u003C\u002Fsub>O\u003Csub>8\u003C\u002Fsub>)","2.74","2.76","9",1515,[],[],[],[],[],193,[80,84,88],{"id":81,"year":82,"html":83,"doi":8},17605035,1915,"Johnston, Robert A. A. (1915) A List of Canadian Mineral Occurrences. \u003Ci>Memoir\u003C\u002Fi> 74. Geological Survey of Canada",{"id":85,"year":86,"html":87,"doi":8},16963433,2001,"(2001) Bytownite. \u003Ci>Handbook of Mineralogy\u003C\u002Fi>. Mineralogical Society of America \u003Ca target='_blank' href='https:\u002F\u002Fwww.handbookofmineralogy.org\u002Fpdfs\u002Fbytownite.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":89,"year":90,"html":91,"doi":92},8511226,2018,"Jin, Shiyun; Wang, Xiaoping; Xu, Huifang (2018) Revisiting the \u003Ci>I\u003C\u002Fi>-1 structures of high-temperature Ca-rich plagioclase feldspar – a single-crystal neutron and X-ray diffraction study. \u003Ci>Acta Crystallographica Section B Structural Science, Crystal Engineering and Materials\u003C\u002Fi>,  74 (2). 152-164 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1107\u002Fs2052520618003219'>doi:10.1107\u002Fs2052520618003219\u003C\u002Fa>","10.1107\u002Fs2052520618003219",[94,104,110,120,130,140,149],{"id":95,"source_url":96,"license_code":97,"credit_html":98,"title":99,"description":100,"author":101,"original_width":102,"original_height":103},37604,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=10441620","CC BY-SA 3.0","Robert M. Lavinsky, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=10441620\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Bytownite-mrz296a.jpg","\u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FBytownite\" class=\"extiw\" title=\"en:Bytownite\">Bytownite\u003C\u002Fa>\n\u003Cdl>\u003Cdd>\u003Cdl>\u003Cdd>Locality: Dorado Mine, \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FCasas_Grandes\" class=\"extiw\" title=\"en:Casas Grandes\">Casas Grandes\u003C\u002Fa>, \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FChihuahua\" class=\"extiw\" title=\"en:Chihuahua\">Chihuahua\u003C\u002Fa>, Mexico (\u003Ca rel=\"nofollow\" class=\"external text\" href=\"http:\u002F\u002Fwww.mindat.org\u002Floc-158903.html\">Locality at mindat.org\u003C\u002Fa>)\u003C\u002Fdd>\n\u003Cdd>Size: miniature, 3.7 x 2 x 1.3 cm\n\u003Cdl>\u003Cdt>Feldspar var. Bytownite\u003C\u002Fdt>\u003C\u002Fdl>\u003C\u002Fdd>\n\u003Cdd>A somewhat rounded, alluvial crystal of this rare gem feldspar variety - normally only seen as facet rough and almost never as a crystallized specimen. This is a rare example of a bytownite crystal. It is gemmy and transparent in person. Ex. Martin Zinn Collection.\u003C\u002Fdd>\u003C\u002Fdl>\u003C\u002Fdd>\u003C\u002Fdl>","Robert M. Lavinsky",413,600,{"id":105,"source_url":106,"license_code":97,"credit_html":107,"title":108,"description":100,"author":101,"original_width":103,"original_height":109},37605,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=10441621","Robert M. Lavinsky, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=10441621\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Bytownite-mrz296b.jpg",406,{"id":111,"source_url":112,"license_code":113,"credit_html":114,"title":115,"description":116,"author":117,"original_width":118,"original_height":119},37606,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=31319689","CC BY 3.0","John Sobolewski (JSS), via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=31319689\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Anorthite (Variety Bytownite)-464165.jpg","\u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FBytownite\" class=\"extiw\" title=\"en:Bytownite\">Bytownite\u003C\u002Fa>\n\u003Cdl>\u003Cdd>\u003Cdl>\u003Cdd>Locality: Dorado Mine, Casas Grandes, Chihuahua, Mexico\u003C\u002Fdd>\n\u003Cdd>\u003Ci>Original description:\u003C\u002Fi> A 2.5 by 1.9 cms mass. JSS specimen and photo.\u003C\u002Fdd>\u003C\u002Fdl>\u003C\u002Fdd>\u003C\u002Fdl>","John Sobolewski (JSS)",666,737,{"id":121,"source_url":122,"license_code":123,"credit_html":124,"title":125,"description":126,"author":127,"original_width":128,"original_height":129},37607,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=40561177","CC BY-SA 4.0","DonGuennie (G-Empire The World Of Gems), via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=40561177\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Bytownit-G-EmpireTheWorldOfGems.jpg","Bytownite from USA","DonGuennie (G-Empire The World Of Gems)",650,450,{"id":131,"source_url":132,"license_code":133,"credit_html":134,"title":135,"description":136,"author":137,"original_width":138,"original_height":139},37609,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=168133231","CC BY 4.0","Animalculum, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=168133231\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Bytownite, Musee de Mineralogie, Paris, 2025.jpg","Bytownite from Ylämaa, Finland in Musee de Mineralogie, Paris","Animalculum",2636,3515,{"id":141,"source_url":142,"license_code":143,"credit_html":144,"title":145,"description":146,"author":147,"original_width":148,"original_height":148},37600,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=1956059","Public domain","Dave Dyet http:\u002F\u002Fwww.shutterstone.com http:\u002F\u002Fwww.dyet.com, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=1956059\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Feldspar - Bytownite Sodium calcium aluminum silicate Crystal Bay Minnesota 2689.jpg","These mineral images are free to use how you wish.","Dave Dyet http:\u002F\u002Fwww.shutterstone.com http:\u002F\u002Fwww.dyet.com",700,{"id":150,"source_url":151,"license_code":143,"credit_html":152,"title":153,"description":146,"author":147,"original_width":148,"original_height":148},37601,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=1956061","Dave Dyet http:\u002F\u002Fwww.shutterstone.com http:\u002F\u002Fwww.dyet.com, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=1956061\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Feldspar - Bytownite Sodium calcium aluminum silicate Crystal Bay Minnesota 2691.jpg",[155,162,168,174],{"id":156,"url":157,"label":158,"formula":159,"spacegroup":160,"year":161},2077,"\u002Fcif\u002F2077.cif","Chiari 1984 · (Ca1.72 Na.28) Al3.71 Si4.29 O16","(Ca1.72 Na.28) Al3.71 Si4.29 O16","P -1",1984,{"id":163,"url":164,"label":165,"formula":166,"spacegroup":167,"year":161},2078,"\u002Fcif\u002F2078.cif","Chiari 1984 · Ca1.72 Na.28 Al3.71 Si4.29 O16","Ca1.72 Na.28 Al3.71 Si4.29 O16","I -1",{"id":169,"url":170,"label":171,"formula":172,"spacegroup":167,"year":173},2079,"\u002Fcif\u002F2079.cif","Facchinelli 1979 · Ca.43 Na.07 (Al.92 Si1.08) O4","Ca.43 Na.07 (Al.92 Si1.08) O4",1979,{"id":175,"url":176,"label":177,"formula":178,"spacegroup":160,"year":173},2080,"\u002Fcif\u002F2080.cif","Facchinelli 1979 · (Ca3.44 Na.56) Al7.76 Si8.24 O32","(Ca3.44 Na.56) Al7.76 Si8.24 O32",[180,181,182,183,184],"Bitovnitas","Bütauniit","Bytowniet","Bytownit","Bytownita",[],{"history":8,"applications":8}]