[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"minerals:one:3745":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":15,"ima_formula":14,"elements":16,"sigelements":21,"key_elements":11,"impurities":11,"cim":22,"ima_status":23,"ima_notes":11,"ima_history":11,"approval_year":25,"publication_year":26,"discovery_year":27,"strunz10ed1":28,"strunz10ed2":29,"strunz10ed3":30,"strunz10ed4":31,"dana8ed1":32,"dana8ed2":33,"dana8ed3":34,"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":11,"gammaerror":11,"va3":11,"z":45,"csmetamict":13,"commentcrystal":46,"twinning":11,"tranglide":11,"parting":11,"epitaxidescription":11,"morphology":11,"tlform":11,"hmin":47,"hmax":48,"hardtype":11,"vhnmin":37,"vhnmax":37,"vhnerror":11,"vhng":11,"vhns":11,"commenthard":11,"dmeas":49,"dmeas2":49,"dcalc":49,"dmeaserror":50,"dcalcerror":11,"commentdense":11,"lustre":11,"lustretype":11,"commentluster":11,"diapheny":51,"streak":11,"colour":52,"commentcolor":53,"colors":54,"streak_colors":11,"luminescence":11,"uv":11,"cleavage":11,"cleavagetype":11,"fracturetype":11,"tenacity":11,"commentbreak":11,"opticaltype":57,"opticalsign":58,"opticalalpha":59,"opticalalpha2":60,"opticalalphaerror":11,"opticalbeta":61,"opticalbeta2":62,"opticalbetaerror":11,"opticalgamma":63,"opticalgamma2":64,"opticalgammaerror":11,"opticalomega":37,"opticalomega2":37,"opticalomegaerror":11,"opticalepsilon":37,"opticalepsilon2":37,"opticalepsilonerror":11,"opticaln":37,"opticaln2":37,"opticalnerror":11,"optical2vcalc":65,"optical2vcalc2":66,"optical2vcalcerror":11,"optical2vmeasured":67,"optical2vmeasured2":68,"optical2vmeasurederror":11,"rimin":69,"rimax":70,"opticaldispersion":71,"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":72,"otheroccurrence":11,"type_specimen_store":73,"description_short":74,"aboutname":75,"rock_parent":11,"rock_parent2":11,"rock_root":9,"rock_bgs_code":11,"meteoritical_code":11,"updttime":76,"reviewed_at":11,"variety_of":11,"varieties":77,"group_members":78,"associates":79,"confused_with":80,"type_localities":81,"occurrence_total":88,"citations":89,"images":112,"structures":123,"synonyms":130,"language_names":133,"wikidata_qid":150,"texts":151},3745,"1:1:3745:3","192ec3bc-b86d-457c-8ce3-f426faa06f95","Stanfieldite","Stf",0,"mineral",null,37,false,"Ca\u003Csub>4\u003C\u002Fsub>Mg\u003Csub>5\u003C\u002Fsub>(PO\u003Csub>4\u003C\u002Fsub>)\u003Csub>6\u003C\u002Fsub>","formula likely to be modified (Britvin et al 2020) to: Ca\u003Csub>7\u003C\u002Fsub>M\u003Csub>2\u003C\u002Fsub>Mg\u003Csub>9\u003C\u002Fsub>(PO\u003Csub>4\u003C\u002Fsub>)\u003Csub>12\u003C\u002Fsub> (where M denotes Ca, Mg and Fe); see below for details",[17,18,19,20],"Ca","Mg","O","P",[17,18,19,20],"19.12.45",[24],"APPROVED",1966,1967,"1966","8","A","C","70","38","3","5","1","Monoclinic","0","17.16","10.00","22.88","100.52",3,2,4,8,"Point Group: 2\u002Fm or m.; Space Group: P2\u002Fc or Pc.",4.5,5,"3.15",1,"Transparent","Amber to pale red","pale bluish if weathered;",[55,56],"red","yellow","Biaxial","+","1.594","1.619","1.596","1.622","1.604","1.631","54","62","50","60",1.594,1.631,"r \u003C v","Stony-iron meteorites","Masses of the Estherville meteorite are at: The Natural History Museum, London, England; Natural History Museum, Paris, France; Natural History Museum, Vienna, Austria; Field Museum of Natural History, Chicago, Illinois; Harvard University, Cambridge, Massachusetts; National Museum of Natural History, Washington, D.C., USA.\r\n","Possibly represents more than a single species:\r\n\r\n- \"~Ca7(CaMg)Mg9(PO4)12 ≡ Ca4Mg5(PO4)6\", that is, the \"Mindat Formula\" (Brahin and lots of other meteorites)\r\n- Ca7Mg2Mg9(PO4)12 for material from Lunar \"rusty rock\" 66095 (Britvin et al. 2020).","Named after Stanley Field, Chairman, Board of Trustees, Field Museum of Natural History, USA (born May 13, 1875, Manchester England; died Chicago Oct. 28, 1964)","2025-08-11 12:14:23",[],[],[],[],[82],{"id":83,"txt":84,"latitude":85,"longitude":86,"country":87},27777,"Estherville meteorite, Emmet County, Iowa, USA",43.4166667,-94.8333333,"USA",18,[90,94,98,103,107],{"id":91,"year":26,"html":92,"doi":93},2242373,"Fuchs, L. H. (1967) Stanfieldite: A New Phosphate Mineral from Stony-Iron Meteorites. \u003Ci>Science\u003C\u002Fi>, 158 (3803). 910-911 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1126\u002Fscience.158.3803.910'>doi:10.1126\u002Fscience.158.3803.910\u003C\u002Fa>","10.1126\u002Fscience.158.3803.910",{"id":95,"year":96,"html":97,"doi":11},524911,1968,"Fleischer, Michael (1968) New Mineral Names. \u003Ci>American Mineralogist\u003C\u002Fi>,  53 (3-4) 507-511 \u003Ca target='_blank' href='http:\u002F\u002Fwww.minsocam.org\u002Fammin\u002FAM53\u002FAM53_507.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":99,"year":100,"html":101,"doi":102},7741350,1971,"Dickens, B., Brown, W. E. (1971) The crystal structure of Ca7Mg9(Ca,Mg)2(PO4)12. \u003Ci>TMPM Tschermaks Mineralogische und Petrographische Mitteilungen\u003C\u002Fi>, 16 (1). 79-104 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1007\u002Fbf01099079'>doi:10.1007\u002Fbf01099079\u003C\u002Fa>","10.1007\u002Fbf01099079",{"id":104,"year":105,"html":106,"doi":11},16967416,2007,"(2007) Stanfieldite. \u003Ci>Handbook of Mineralogy\u003C\u002Fi>. Mineralogical Society of America \u003Ca target='_blank' href='https:\u002F\u002Fwww.handbookofmineralogy.org\u002Fpdfs\u002Fstanfieldite.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":108,"year":109,"html":110,"doi":111},13863852,2020,"Britvin, Sergey N., Krzhizhanovskaya, Maria G., Bocharov, Vladimir N., Obolonskaya, Edita V. (2020) Crystal Chemistry of Stanfieldite, Ca\u003Csub>7\u003C\u002Fsub>M\u003Csub>2\u003C\u002Fsub>Mg\u003Csub>9\u003C\u002Fsub>(PO\u003Csub>4\u003C\u002Fsub>)\u003Csub>12\u003C\u002Fsub> (M = Ca, Mg, Fe\u003Csup>2+\u003C\u002Fsup>), a Structural Base of Ca\u003Csub>3\u003C\u002Fsub>Mg\u003Csub>3\u003C\u002Fsub>(PO\u003Csub>4\u003C\u002Fsub>)\u003Csub>4\u003C\u002Fsub> Phosphors. \u003Ci>Crystals\u003C\u002Fi>,  10 (6) 464 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.3390\u002Fcryst10060464'>doi:10.3390\u002Fcryst10060464\u003C\u002Fa>","10.3390\u002Fcryst10060464",[113],{"id":114,"source_url":115,"license_code":116,"credit_html":117,"title":118,"description":119,"author":120,"original_width":121,"original_height":122},22705,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=130251036","CC BY-SA 4.0","David Hospital, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=130251036\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Stanfieldite.jpg","A very small yellow single crystal of the extremely rare Ca-Mg phosphate mineral stanfieldite from the type locality in the Estherville meteorite (Estherville Meteorite, Emmet County, Iowa, United States of America). Ex Vandenbroucke Museum collection from Waregem, Belgium.","David Hospital",615,480,[124],{"id":125,"url":126,"label":127,"formula":128,"spacegroup":129,"year":100},13027,"\u002Fcif\u002F13027.cif","Dickens 1971","Ca8.02 Mg9.98 P12 O48","C 1 2\u002Fc 1",[131,132],"IMA1966-045","Stanfieldiet",[134,138,143,147],{"lang":135,"names":136},"ca",[137],"stanfieldita",{"lang":139,"names":140},"de",[141,142],"IMA 1966-045","Stanfieldit",{"lang":144,"names":145},"eu",[146],"Stanfieldita",{"lang":148,"names":149},"it",[7],"Q3968163",{"history":11,"applications":11}]