[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"minerals:one:471488":3},{"id":4,"longid":5,"guid":6,"name":7,"shortcode_ima":8,"entrytype":9,"entrytype_text":10,"varietyof":6,"synid":6,"polytypeof":6,"groupid":6,"weighting":11,"nolocadd":12,"blacklisted":12,"mindat_formula":13,"mindat_formula_note":14,"ima_formula":6,"elements":15,"sigelements":21,"key_elements":22,"impurities":23,"cim":6,"ima_status":24,"ima_notes":6,"ima_history":6,"approval_year":6,"publication_year":6,"discovery_year":6,"strunz10ed1":26,"strunz10ed2":27,"strunz10ed3":23,"strunz10ed4":28,"dana8ed1":6,"dana8ed2":6,"dana8ed3":6,"dana8ed4":6,"csystem":29,"cclass":30,"spacegroup":11,"spacegroupset":31,"a":32,"b":33,"c":34,"alpha":6,"beta":35,"gamma":6,"aerror":36,"berror":37,"cerror":38,"alphaerror":6,"betaerror":39,"gammaerror":6,"va3":6,"z":40,"csmetamict":12,"commentcrystal":6,"twinning":6,"tranglide":6,"parting":6,"epitaxidescription":6,"morphology":6,"tlform":41,"hmin":36,"hmax":37,"hardtype":6,"vhnmin":6,"vhnmax":6,"vhnerror":6,"vhng":6,"vhns":6,"commenthard":6,"dmeas":6,"dmeas2":6,"dcalc":6,"dmeaserror":6,"dcalcerror":6,"commentdense":6,"lustre":6,"lustretype":6,"commentluster":6,"diapheny":6,"streak":42,"colour":43,"commentcolor":44,"colors":45,"streak_colors":48,"luminescence":6,"uv":49,"cleavage":50,"cleavagetype":51,"fracturetype":52,"tenacity":53,"commentbreak":6,"opticaltype":54,"opticalsign":55,"opticalalpha":56,"opticalalpha2":6,"opticalalphaerror":37,"opticalbeta":57,"opticalbeta2":6,"opticalbetaerror":37,"opticalgamma":58,"opticalgamma2":6,"opticalgammaerror":59,"opticalomega":6,"opticalomega2":6,"opticalomegaerror":6,"opticalepsilon":6,"opticalepsilon2":6,"opticalepsilonerror":6,"opticaln":6,"opticaln2":6,"opticalnerror":6,"optical2vcalc":6,"optical2vcalc2":6,"optical2vcalcerror":6,"optical2vmeasured":60,"optical2vmeasured2":6,"optical2vmeasurederror":6,"rimin":61,"rimax":62,"opticaldispersion":63,"opticalpleochroism":64,"opticalpleochorismdesc":65,"opticalbirefringence":66,"opticalcomments":6,"opticalcolour":6,"opticalinternal":6,"opticaltropic":6,"opticalanisotropism":6,"opticalbireflectance":6,"opticalextinction":6,"opticalr":6,"specdispm":6,"ir":6,"electrical":6,"magnetism":6,"thermalbehaviour":6,"other":6,"industrial":6,"occurrence":67,"otheroccurrence":6,"type_specimen_store":68,"description_short":69,"aboutname":70,"rock_parent":6,"rock_parent2":6,"rock_root":9,"rock_bgs_code":6,"meteoritical_code":6,"updttime":71,"reviewed_at":6,"variety_of":6,"varieties":72,"group_members":73,"associates":74,"confused_with":75,"type_localities":76,"occurrence_total":36,"citations":83,"images":89,"structures":90,"synonyms":91,"language_names":94,"wikidata_qid":104,"texts":105},471488,"1:1:471488:6",null,"Barronite","Barr",0,"mineral",11,false,"(◻\u003Csub>0.5\u003C\u002Fsub>Ba\u003Csub>0.5\u003C\u002Fsub>)(UO\u003Csub>2\u003C\u002Fsub>)\u003Csub>2\u003C\u002Fsub>Si\u003Csub>5\u003C\u002Fsub>O\u003Csub>12\u003C\u002Fsub>(OH)·2H\u003Csub>2\u003C\u002Fsub>O","Empirical formula is:\r\n(□\u003Csub>1.369\u003C\u002Fsub>Ba\u003Csub>0.345\u003C\u002Fsub>K\u003Csub>0.165\u003C\u002Fsub>Ca\u003Csub>0.086\u003C\u002Fsub>Pb\u003Csub>0.024\u003C\u002Fsub>Fe\u003Csub>0.011\u003C\u002Fsub>)\u003Csub>Σ2.000\u003C\u002Fsub>(U\u003Csub>0.996\u003C\u002Fsub>O\u003Csub>2\u003C\u002Fsub>)\u003Csub>2\u003C\u002Fsub>Si\u003Csub>4.989\u003C\u002Fsub>O\u003Csub>12\u003C\u002Fsub>(OH)·2H\u003Csub>2\u003C\u002Fsub>O.",[16,17,18,19,20],"Ba","Si","O","H","U",[16,17,18,19,20],[16,20],"K",[25],"APPROVED","9","A","30","Monoclinic",5,"C2\u002Fm ","14.211","14.017","9.6545","111.59",1,2,8,6,4,"globular\u002Facicular aggregates, consisting of long-prismatic crystals, up to 0.3 mm in length","colourless to pale yellow","pale yellow","some of the crystals have a brown-orange tint, caused by Fe-Si-gels.",[46,47],"yellow","colorless",[47,46],"It is non-fluorescent in SW and LW ultraviolet light","distinct cleavage on {100}","Distinct\u002FGood","Irregular\u002FUneven","brittle","Biaxial","+","1.599","1.607","1.617",3,"86",1.599,1.617,"distinct","Visible","hues of pale-yellow X\u003CY\u003CZ.","s biaxial (+), with α = 1.599(2), β = 1.607(2), γ = 1.617(3);\r\n2V (meas.) = 86°. Optical orientation is X = b, Y ˄ a ~3° in the obtuse angle β. Dispersion is\r\ndistinct r>v. Pleochroism is distinct in hues of pale-yellow X\u003CY\u003CZ. E","Barronite is of supergene origin; its formation is the result of the oxidation-hydration of uraninite\u002Fpitchblende in the supergene zone in-situ along with other uranyl silicates and, also most probably, phosphates\u002Farsenates.","Cotype material is deposited in the collections of the Department of Mineralogy and Petrology, National Museum, Cirkusová 1740, 19300 Praha 9, Czech Republic, catalogue number P1P27\u002F2024, and the Muséum Cantonal des Sciences Naturelles (Naturéum), Département de Géologie, Université de Lausanne, Anthropole, Dorigny, 1015 Lausanne, Switzerland, catalogue number MGL 087280","Structurally related to weeksite.","Named after the exploration geologist Keith Barron (born 1962), the winner of the Thayer Lindsay award (2008) for his discovery of the famous Au-Ag deposit of Fruta del Norte in Ecuador, owner of the second world's largest sapphire mine of Rock Creek, Montana, USA, and actively exploring gold, copper, base metal and uranium in Switzerland, Argentina, Ecuador, Guyana and France.","2025-11-29 17:40:31",[],[],[],[],[77],{"id":78,"txt":79,"latitude":80,"longitude":81,"country":82},1777,"Krunkelbach Valley Uranium deposit, Menzenschwand, St Blasien, Waldshut, Freiburg Region, Baden-Württemberg, Germany",47.8388889,8.045,"Germany",[84],{"id":85,"year":86,"html":87,"doi":88},18654326,2025,"Plášil, Jakub; Steciuk, Gwladys; Škoda, Radek; Sejkora, Jiří; Dolníček, Zdeněk; Meisser, Nicolas; Ansermet, Stefan; Slotta, Carsten (2025) Extending the mineralogy of U\u003Csup>6+\u003C\u002Fsup> (II): Barronite, a new uranyl silicate related to weeksite from Menzenschwand, Germany. \u003Ci>Mineralogical Magazine\u003C\u002Fi>,  89 (5). 638-649 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1180\u002Fmgm.2025.10081'>doi:10.1180\u002Fmgm.2025.10081\u003C\u002Fa>","10.1180\u002Fmgm.2025.10081",[],[],[92,93],"Barroniet","IMA2024-053",[95,99],{"lang":96,"names":97},"ca",[98],"barronita",{"lang":100,"names":101},"de",[102,103],"Barronit","IMA 2024-053","Q131607243",{"history":6,"applications":6}]