[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"minerals:one:4335":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":18,"key_elements":11,"impurities":11,"cim":19,"ima_status":20,"ima_notes":11,"ima_history":11,"approval_year":22,"publication_year":23,"discovery_year":24,"strunz10ed1":25,"strunz10ed2":26,"strunz10ed3":26,"strunz10ed4":27,"dana8ed1":25,"dana8ed2":25,"dana8ed3":28,"dana8ed4":29,"csystem":30,"cclass":31,"spacegroup":32,"spacegroupset":33,"a":34,"b":35,"c":36,"alpha":35,"beta":35,"gamma":35,"aerror":37,"berror":11,"cerror":37,"alphaerror":11,"betaerror":11,"gammaerror":11,"va3":11,"z":38,"csmetamict":13,"commentcrystal":39,"twinning":11,"tranglide":11,"parting":11,"epitaxidescription":11,"morphology":11,"tlform":40,"hmin":37,"hmax":37,"hardtype":11,"vhnmin":41,"vhnmax":42,"vhnerror":11,"vhng":43,"vhns":11,"commenthard":11,"dmeas":35,"dmeas2":35,"dcalc":44,"dmeaserror":11,"dcalcerror":11,"commentdense":11,"lustre":45,"lustretype":45,"commentluster":11,"diapheny":46,"streak":47,"colour":48,"commentcolor":11,"colors":49,"streak_colors":52,"luminescence":11,"uv":11,"cleavage":11,"cleavagetype":53,"fracturetype":11,"tenacity":54,"commentbreak":11,"opticaltype":11,"opticalsign":11,"opticalalpha":35,"opticalalpha2":35,"opticalalphaerror":11,"opticalbeta":35,"opticalbeta2":35,"opticalbetaerror":11,"opticalgamma":35,"opticalgamma2":35,"opticalgammaerror":11,"opticalomega":35,"opticalomega2":35,"opticalomegaerror":11,"opticalepsilon":35,"opticalepsilon2":35,"opticalepsilonerror":11,"opticaln":35,"opticaln2":35,"opticalnerror":11,"optical2vcalc":35,"optical2vcalc2":35,"optical2vcalcerror":11,"optical2vmeasured":35,"optical2vmeasured2":35,"optical2vmeasurederror":11,"rimin":11,"rimax":11,"opticaldispersion":11,"opticalpleochroism":55,"opticalpleochorismdesc":11,"opticalbirefringence":11,"opticalcomments":11,"opticalcolour":56,"opticalinternal":11,"opticaltropic":57,"opticalanisotropism":58,"opticalbireflectance":11,"opticalextinction":11,"opticalr":59,"specdispm":11,"ir":11,"electrical":11,"magnetism":11,"thermalbehaviour":11,"other":60,"industrial":11,"occurrence":61,"otheroccurrence":11,"type_specimen_store":62,"description_short":63,"aboutname":64,"rock_parent":11,"rock_parent2":11,"rock_root":9,"rock_bgs_code":11,"meteoritical_code":11,"updttime":65,"reviewed_at":11,"variety_of":11,"varieties":66,"group_members":67,"associates":68,"confused_with":74,"type_localities":82,"occurrence_total":87,"citations":88,"images":127,"structures":128,"synonyms":139,"language_names":142,"wikidata_qid":178,"texts":179},4335,"1:1:4335:5","fa1ff181-5061-4fe6-ab27-7a2a072d68bc","Xifengite","Xif",0,"mineral",null,21,false,"Fe\u003Csub>5\u003C\u002Fsub>Si\u003Csub>3\u003C\u002Fsub>",[16,17],"Fe","Si",[16,17],"2.8",[21],"APPROVED",1983,1984,"1983","1","B","40","23","3","Hexagonal",20,125,"P63\u002Fmcm ","6.759","0","4.720",5,2,"By analogy to synthetic, isotypic Mn5Si3.","Cores of spheres 0.1-0.5 mm in diameter in placers.","633","694",50,"6.45","Metallic","Opaque","Black","Grey, Steel-black",[50,51],"gray","black",[51],"None Observed","brittle","Not Visible","Gray with a yellow tint","Anisotropic","Moderate, bluish gray to pale brown","(38.3, 37.9) 402,\r\n(38.4, 38.9) 439,\r\n(40.1, 39.8) 480,\r\n(42.0, 40.4) 495,\r\n(44.1, 43.0) 546,\r\n(46.2, 44.9) 590,\r\n(47.6, 44.7) 624,\r\n(45.3, 44.2) 644,\r\n(45.9, 45.3) 657","Strongly magnetic","Placer","Institute of Geology, Chinese Academy of Geological Sciences, Beijing, China.","The Fe analogue of mavlyanovite. One of many natural Fe-Si phases; beside the approved species (listed below) you may want to compare Unnamed (Fe silicide I), Unnamed (Fe silicide II) and UM2000-60-Si:Fe.\r\n\r\nThe Fe(Si)-analogue of wenjiite.","Named after \"Xifengkou\", an eastern passageway of the Great Wall in the Yan Mts (Yan Shan), where the type locality is situated.","2026-03-08 16:59:48",[],[],[69],{"id":70,"name":71,"entrytype":9,"csystem":72,"ima_formula":73,"mindat_formula":73,"hmin":11,"hmax":11,"dmeas":11,"dcalc":11,"primary_image_id":11},40647,"Icosahedrite","Icosahedral","Al\u003Csub>63\u003C\u002Fsub>Cu\u003Csub>24\u003C\u002Fsub>Fe\u003Csub>13\u003C\u002Fsub>",[75],{"id":76,"name":77,"entrytype":9,"csystem":30,"ima_formula":78,"mindat_formula":79,"hmin":80,"hmax":80,"dmeas":11,"dcalc":81,"primary_image_id":11},55445,"Wenjiite","Ti\u003Csub>10\u003C\u002Fsub>Si\u003Csub>x\u003C\u002Fsub>P\u003Csub>y\u003C\u002Fsub>; x>y, 6≤(x+y)≤7","Ti\u003Csub>10\u003C\u002Fsub>Si\u003Csub>x\u003C\u002Fsub>P\u003Csub>y\u003C\u002Fsub>",6.5,"4.762",[83],{"id":84,"txt":85,"latitude":11,"longitude":11,"country":86},725,"Placer occurrences (Yanshan micrometeorite), Chengde, Hebei, China","China",8,[89,92,96,100,105,108,111,115,119,123],{"id":90,"year":11,"html":91,"doi":11},16128530,"Chemical Abstracts 103, 90560.",{"id":93,"year":94,"html":95,"doi":11},16128524,1943,"Weill, A.R. (1943) Structure of the eta phase of the iron-silicon system. Nature: 152: 413-413.",{"id":97,"year":98,"html":99,"doi":11},16128525,1958,"Aronsson, B. (1958) An investigation of the Me5Si3-MeSi region of the Mn-Fe-Si and some related systems. Acta Chemica Scandinavica: 12: 308-313.",{"id":101,"year":102,"html":103,"doi":104},575357,1972,"Johnson, Vancliff; Weiher, J.F.; Frederick, C.G.; Rogers, D.B. (1972) Magnetic and Mössbauer effect studies of Mn5Si3:Fe5Si3 solid solutions. \u003Ci>Journal of Solid State Chemistry\u003C\u002Fi>,  4 (2). 311-323 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1016\u002F0022-4596(72)90122-3'>doi:10.1016\u002F0022-4596(72)90122-3\u003C\u002Fa>","10.1016\u002F0022-4596(72)90122-3",{"id":106,"year":23,"html":107,"doi":11},15939104,"Yu, Z. (1984) Two new minerals gupeiite and xifengite in cosmic dusts from Yanshan. Acta Petrologica Mineralogica et Analytica: 3: 231-238.",{"id":109,"year":23,"html":110,"doi":11},16128527,"Yu, Z. (1984) Two new minerals gupeiite and xifengite in cosmic dusts from Yanshan. Acta Petrologica Mineralogica et Analytica: 3: 231-238. (in Chinese with English abstract).",{"id":112,"year":113,"html":114,"doi":11},17949835,1986,"Dunn, Pete J., Chao, George Y., Fitzpatrick, Joan J., Langley, Richard H., Fleischer, Michael, Zilczer, Janet A. (1986) New Mineral Names. \u003Ci>American Mineralogist\u003C\u002Fi>,  71 (1-2). 227-232 \u003Ca target='_blank' href='http:\u002F\u002Fwww.minsocam.org\u002Fammin\u002FAM71\u002FAM71_227.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":116,"year":117,"html":118,"doi":11},16128528,2004,"Santamaría-Pérez, D., Nuss, J., Haines, J., Jansen, M., Vegas, A. (2004) Iron silicides and their corresponding oxides: a high-pressure study of Fe5Si3. Solid State Sciences: 6: 673-678.",{"id":120,"year":121,"html":122,"doi":11},16968183,2005,"(2005) Xifengite. \u003Ci>Handbook of Mineralogy\u003C\u002Fi>. Mineralogical Society of America \u003Ca target='_blank' href='https:\u002F\u002Fwww.handbookofmineralogy.org\u002Fpdfs\u002Fxifengite.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":124,"year":125,"html":126,"doi":11},16128529,2008,"Errandonea, D., Santamaría-Perez, D., Vegas, A., Nuss, J., Jansen, M., Rodríguez-Hernandez, P., Muñoz, A. (2008) Structural stability of Fe5Si3 and Ni2Si studied by high-pressure X-ray diffraction and ab initio total-energy calculations. Physical Review B - Condensed Matter: 77: 094113-1-094113-12.",[],[129,135],{"id":130,"url":131,"label":132,"formula":133,"spacegroup":134,"year":117},14623,"\u002Fcif\u002F14623.cif","Santamaria-Perez 2004","Fe5 Si3","P 63\u002Fm c m",{"id":136,"url":137,"label":138,"formula":133,"spacegroup":134,"year":94},14635,"\u002Fcif\u002F14635.cif","Weill 1943",[140,141],"IMA1983-086","Xifengiet",[143,147,152,156,159,163,167,171,175],{"lang":144,"names":145},"ca",[146],"xifengita",{"lang":148,"names":149},"de",[150,151],"IMA 1983-086","Xifengit",{"lang":153,"names":154},"eu",[155],"Xifengita",{"lang":157,"names":158},"it",[7],{"lang":160,"names":161},"ja",[162],"ツィフェング鉱",{"lang":164,"names":165},"ta",[166],"சிஃபெங்கைட்டு",{"lang":168,"names":169},"uk",[170],"Цзифенгіт",{"lang":172,"names":173},"zh",[174],"喜峰矿",{"lang":176,"names":177},"zh-cn",[174],"Q4021824",{"history":11,"applications":11}]