[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"minerals:one:3426":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":15,"elements":16,"sigelements":22,"key_elements":23,"impurities":11,"cim":24,"ima_status":25,"ima_notes":11,"ima_history":11,"approval_year":27,"publication_year":28,"discovery_year":29,"strunz10ed1":30,"strunz10ed2":31,"strunz10ed3":32,"strunz10ed4":33,"dana8ed1":34,"dana8ed2":30,"dana8ed3":35,"dana8ed4":35,"csystem":36,"cclass":37,"spacegroup":38,"spacegroupset":39,"a":40,"b":41,"c":42,"alpha":43,"beta":44,"gamma":43,"aerror":11,"berror":11,"cerror":11,"alphaerror":11,"betaerror":11,"gammaerror":11,"va3":11,"z":45,"csmetamict":13,"commentcrystal":11,"twinning":11,"tranglide":11,"parting":11,"epitaxidescription":11,"morphology":46,"tlform":47,"hmin":48,"hmax":48,"hardtype":11,"vhnmin":43,"vhnmax":43,"vhnerror":11,"vhng":11,"vhns":11,"commenthard":11,"dmeas":49,"dmeas2":49,"dcalc":50,"dmeaserror":51,"dcalcerror":11,"commentdense":11,"lustre":11,"lustretype":52,"commentluster":53,"diapheny":54,"streak":55,"colour":56,"commentcolor":11,"colors":57,"streak_colors":60,"luminescence":11,"uv":11,"cleavage":61,"cleavagetype":62,"fracturetype":63,"tenacity":64,"commentbreak":11,"opticaltype":65,"opticalsign":66,"opticalalpha":67,"opticalalpha2":43,"opticalalphaerror":45,"opticalbeta":68,"opticalbeta2":43,"opticalbetaerror":45,"opticalgamma":69,"opticalgamma2":43,"opticalgammaerror":45,"opticalomega":43,"opticalomega2":43,"opticalomegaerror":11,"opticalepsilon":43,"opticalepsilon2":43,"opticalepsilonerror":11,"opticaln":43,"opticaln2":43,"opticalnerror":11,"optical2vcalc":70,"optical2vcalc2":43,"optical2vcalcerror":11,"optical2vmeasured":71,"optical2vmeasured2":43,"optical2vmeasurederror":11,"rimin":72,"rimax":73,"opticaldispersion":74,"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":75,"industrial":11,"occurrence":76,"otheroccurrence":77,"type_specimen_store":78,"description_short":11,"aboutname":79,"rock_parent":11,"rock_parent2":11,"rock_root":9,"rock_bgs_code":11,"meteoritical_code":11,"updttime":80,"reviewed_at":11,"variety_of":11,"varieties":81,"group_members":82,"associates":83,"confused_with":102,"type_localities":103,"occurrence_total":110,"citations":111,"images":128,"structures":139,"synonyms":140,"language_names":143,"wikidata_qid":163,"texts":164},3426,"1:1:3426:1","4aab596f-fdee-4ed4-94f5-c31a29713184","Rivadavite","Riv",0,"mineral",null,53,false,"Na\u003Csub>6\u003C\u002Fsub>Mg[B\u003Csub>6\u003C\u002Fsub>O\u003Csub>7\u003C\u002Fsub>(OH)\u003Csub>6\u003C\u002Fsub>]\u003Csub>4\u003C\u002Fsub>·10H\u003Csub>2\u003C\u002Fsub>O","Na\u003Csub>6\u003C\u002Fsub>Mg[B\u003Csub>6\u003C\u002Fsub>O\u003Csub>7\u003C\u002Fsub>(OH)\u003Csub>6\u003C\u002Fsub>]\u003Csub>4\u003C\u002Fsub> · 10H\u003Csub>2\u003C\u002Fsub>O",[17,18,19,20,21],"Mg","Na","B","O","H",[17,18,19,20,21],[19],"9.2.15",[26],"APPROVED",1966,1967,"1966","6","F","A","20","26","1","Monoclinic",5,15,"P21\u002Fm ","15.870","8.010","22.256","0","116.40",1,"Elongated crystals in subparallel massive aggregates","Nearly spherical aggregates measuring from 1-9 cm in diameter.",3.5,"1.905","1.91",2,"Vitreous,Silky","Silky in aggregates","Transparent","White","Colourless, white",[58,59],"colorless","white",[59],"Perfect on {100} \u003Cmi>{_102}\u003C\u002Fmi>\r\npoor on {010}","Perfect","Splintery","brittle","Biaxial","+","1.470","1.481","1.497","82","80",1.47,1.497,"relatively weak r > v","Soluble in water","In a deposit of borax.","Sedimentary borate deposits, hot springs","Harvard University, Cambridge, Massachusetts, USA, 109055.\r\nNational Museum of Natural History, Washington, D.C., USA, 137290, 137295.","Named in honor of Bernardino Rivadavia (20 May 1780, Buenos Aires, Viceroyalty of the Río de la Plata – 2 September 1845, Cádiz, Spain), first president of the Argentine Republic. He was founder of the Museo de Historia Natural, today the Museo Argentino de Ciencias Naturales Bernardino Rivadavia. He also promoted research in mineralogy and mining in Argentina.\r\n(Note that the name has nothing to do with the Rivadavia borate mine.)","2025-08-11 12:14:23",[],[],[84,93],{"id":85,"name":86,"entrytype":9,"csystem":36,"ima_formula":87,"mindat_formula":88,"hmin":51,"hmax":89,"dmeas":90,"dcalc":91,"primary_image_id":92},722,"Borax","Na\u003Csub>2\u003C\u002Fsub>B\u003Csub>4\u003C\u002Fsub>O\u003Csub>5\u003C\u002Fsub>(OH)\u003Csub>4\u003C\u002Fsub> · 8H\u003Csub>2\u003C\u002Fsub>O","Na\u003Csub>2\u003C\u002Fsub>(B\u003Csub>4\u003C\u002Fsub>O\u003Csub>5\u003C\u002Fsub>)(OH)\u003Csub>4\u003C\u002Fsub>·8H\u003Csub>2\u003C\u002Fsub>O",2.5,"1.715","1.7",3632,{"id":94,"name":95,"entrytype":9,"csystem":96,"ima_formula":97,"mindat_formula":98,"hmin":51,"hmax":51,"dmeas":99,"dcalc":100,"primary_image_id":101},3967,"Tincalconite","Trigonal","Na\u003Csub>2\u003C\u002Fsub>B\u003Csub>4\u003C\u002Fsub>O\u003Csub>5\u003C\u002Fsub>(OH)\u003Csub>4\u003C\u002Fsub> · 3H\u003Csub>2\u003C\u002Fsub>O","Na\u003Csub>2\u003C\u002Fsub>(B\u003Csub>4\u003C\u002Fsub>O\u003Csub>7\u003C\u002Fsub>)·5H\u003Csub>2\u003C\u002Fsub>O","1.88","1.894",24236,[],[104],{"id":105,"txt":106,"latitude":107,"longitude":108,"country":109},51,"Tincalayu Mine, Antofagasta de la Sierra Department, Catamarca Province, Argentina",-25.269148,-67.0509355,"Argentina",4,[112,115,120,124],{"id":113,"year":28,"html":114,"doi":11},524652,"Hurlbut, C. S., Aristarain, and L. F. (1967) Rivadavite, Na\u003Csub>6\u003C\u002Fsub>MgB\u003Csub>24\u003C\u002Fsub>O\u003Csub>40\u003C\u002Fsub>·22H\u003Csub>2\u003C\u002Fsub>O, a new borate from Argentina. \u003Ci>American Mineralogist\u003C\u002Fi>,  52 (3-4) 326-335 \u003Ca target='_blank' href='http:\u002F\u002Fwww.minsocam.org\u002Fammin\u002FAM52\u002FAM52_326.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":116,"year":117,"html":118,"doi":119},5731096,1973,"Dal Negro, A., Ungaretti, L., Sabelli, C. (1973) Crystal structure of rivadavite. \u003Ci>Die Naturwissenschaften\u003C\u002Fi>, 60 (7). 350 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1007\u002Fbf00599902'>doi:10.1007\u002Fbf00599902\u003C\u002Fa>","10.1007\u002Fbf00599902",{"id":121,"year":122,"html":123,"doi":11},15418311,1996,"Grew, Edward S.; Anovitz, Lawrence M. - \u003Ci>Eds.\u003C\u002Fi> (1996) Boron - Mineralogy, Petrology and Geochemistry. \u003Ci>Reviews in Mineralogy\u003C\u002Fi> Vol. 33. Mineralogical Society of America p.862",{"id":125,"year":126,"html":127,"doi":11},16967018,2005,"(2005) Rivadavite. \u003Ci>Handbook of Mineralogy\u003C\u002Fi>. Mineralogical Society of America \u003Ca target='_blank' href='https:\u002F\u002Fwww.handbookofmineralogy.org\u002Fpdfs\u002Frivadavite.pdf' class='refpdflink'>\u003C\u002Fa>",[129],{"id":130,"source_url":131,"license_code":132,"credit_html":133,"title":134,"description":135,"author":136,"original_width":137,"original_height":138},20977,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=98142643","CC BY-SA 4.0","David Hospital, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=98142643\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Rivadavite.jpg","White single crystals of the rare borate mineral rivadavite from the type locality in Argentina and only one of the three known localities worlwide (Tincalayu Mine, Salar Del Hombre Muerto, Los Andes, Salta, Argentina). Ex Vandenbroucke Museum collection specimen, from Waregem, Belgium.","David Hospital",793,598,[],[141,142],"IMA1966-010","Rivadaviet",[144,148,153,157,160],{"lang":145,"names":146},"ca",[147],"rivadavita",{"lang":149,"names":150},"de",[151,152],"IMA 1966-010","Rivadavit",{"lang":154,"names":155},"es",[156],"Rivadavita",{"lang":158,"names":159},"eu",[156],{"lang":161,"names":162},"it",[7],"Q3937850",{"history":11,"applications":11}]