[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"minerals:one:4065":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":23,"key_elements":24,"impurities":25,"cim":26,"ima_status":27,"ima_notes":11,"ima_history":11,"approval_year":11,"publication_year":29,"discovery_year":30,"strunz10ed1":31,"strunz10ed2":32,"strunz10ed3":33,"strunz10ed4":34,"dana8ed1":35,"dana8ed2":36,"dana8ed3":37,"dana8ed4":38,"csystem":39,"cclass":11,"spacegroup":11,"spacegroupset":40,"a":41,"b":42,"c":43,"alpha":40,"beta":40,"gamma":40,"aerror":11,"berror":11,"cerror":11,"alphaerror":11,"betaerror":11,"gammaerror":11,"va3":11,"z":11,"csmetamict":13,"commentcrystal":44,"twinning":11,"tranglide":11,"parting":11,"epitaxidescription":11,"morphology":11,"tlform":45,"hmin":46,"hmax":46,"hardtype":47,"vhnmin":40,"vhnmax":40,"vhnerror":11,"vhng":11,"vhns":11,"commenthard":11,"dmeas":48,"dmeas2":48,"dcalc":49,"dmeaserror":11,"dcalcerror":11,"commentdense":11,"lustre":11,"lustretype":50,"commentluster":11,"diapheny":51,"streak":52,"colour":53,"commentcolor":11,"colors":54,"streak_colors":57,"luminescence":11,"uv":58,"cleavage":59,"cleavagetype":60,"fracturetype":11,"tenacity":11,"commentbreak":11,"opticaltype":61,"opticalsign":11,"opticalalpha":40,"opticalalpha2":40,"opticalalphaerror":11,"opticalbeta":62,"opticalbeta2":40,"opticalbetaerror":11,"opticalgamma":40,"opticalgamma2":40,"opticalgammaerror":11,"opticalomega":40,"opticalomega2":40,"opticalomegaerror":11,"opticalepsilon":40,"opticalepsilon2":40,"opticalepsilonerror":11,"opticaln":40,"opticaln2":40,"opticalnerror":11,"optical2vcalc":40,"optical2vcalc2":40,"optical2vcalcerror":11,"optical2vmeasured":40,"optical2vmeasured2":40,"optical2vmeasurederror":11,"rimin":63,"rimax":63,"opticaldispersion":64,"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":65,"otheroccurrence":11,"type_specimen_store":66,"description_short":67,"aboutname":68,"rock_parent":11,"rock_parent2":11,"rock_root":9,"rock_bgs_code":11,"meteoritical_code":11,"updttime":69,"reviewed_at":11,"variety_of":11,"varieties":70,"group_members":71,"associates":72,"confused_with":83,"type_localities":84,"occurrence_total":91,"citations":92,"images":108,"structures":119,"synonyms":120,"language_names":123,"wikidata_qid":147,"texts":148},4065,"1:1:4065:1","2e1979e0-7ad0-4218-8859-dc004c01ba9d","Tvedalite","Tve",0,"mineral",null,115,false,"(Ca,Mn)\u003Csub>4\u003C\u002Fsub>Be\u003Csub>3\u003C\u002Fsub>Si\u003Csub>6\u003C\u002Fsub>O\u003Csub>17\u003C\u002Fsub>(OH)\u003Csub>4\u003C\u002Fsub>·3H\u003Csub>2\u003C\u002Fsub>O","Ca\u003Csub>4\u003C\u002Fsub>Be\u003Csub>3\u003C\u002Fsub>Si\u003Csub>6\u003C\u002Fsub>O\u003Csub>17\u003C\u002Fsub>(OH)\u003Csub>4\u003C\u002Fsub> · 3H\u003Csub>2\u003C\u002Fsub>O",[17,18,19,20,21,22],"Be","Ca","Mn","Si","O","H",[17,18,20,21,22],[17],",Al,Fe,","14.3.19",[28],"APPROVED",1992,"1992","9","D","F","20","70","5","2","1","Orthorhombic","0","8.72","23.14","4.92","C-centered lattice, space group unknown","Spherulites up to 3 mm in diameter composed of densely packed, radially oriented platelets (a few μm in length). The spherulites are overgrown by a crust of chiavennite.",4.5,2,"2.541","2.554","Vitreous","Translucent","White","Creamy-white, light beige",[55,56],"white","yellow",[55],"non-fluorescent","{010}","Perfect","Biaxial","1.604",1.604,"r > v","In heavily zeolitized and hydrothermally parts of irregular nepheline syenite pegmatites.","University of Oslo, Oslo, Norway, 14770.","May belong to the Zeolite Group (uncertain since crystal structure has not been determined yet).","Named after its discovery locality, Vevja quarry, Tvedalen area, Vestfold, Norway.","2025-08-11 12:14:24",[],[],[73],{"id":74,"name":75,"entrytype":9,"csystem":76,"ima_formula":77,"mindat_formula":78,"hmin":79,"hmax":79,"dmeas":80,"dcalc":81,"primary_image_id":82},1002,"Chiavennite","Monoclinic","CaMn\u003Csup>2+\u003C\u002Fsup>(BeOH)\u003Csub>2\u003C\u002Fsub>Si\u003Csub>5\u003C\u002Fsub>O\u003Csub>13\u003C\u002Fsub> · 2H\u003Csub>2\u003C\u002Fsub>O","CaMnBe\u003Csub>2\u003C\u002Fsub>Si\u003Csub>5\u003C\u002Fsub>O\u003Csub>13\u003C\u002Fsub>(OH)\u003Csub>2\u003C\u002Fsub>·2H\u003Csub>2\u003C\u002Fsub>O",3,"2.64","2.657",5388,[],[85],{"id":86,"txt":87,"latitude":88,"longitude":89,"country":90},12279,"Vevja Quarry, Tvedalen, Larvik Commune, Vestfold, Norway",59.0452778,9.8616667,"Norway",7,[93,96,100,104],{"id":94,"year":29,"html":95,"doi":11},529272,"Larsen, Alf Olav, Åsheim, Arne, Raade, Gunnar, Taftø, Johan (1992) Tvedalite, (Ca,Mn)4Be3Si6O17(OH)4·3H2O, a new mineral from syenite pegmatite in the Oslo Region, Norway. \u003Ci>American Mineralogist\u003C\u002Fi>,  77 (3-4) 438-443 \u003Ca target='_blank' href='http:\u002F\u002Fwww.minsocam.org\u002Fammin\u002FAM77\u002FAM77_438.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":97,"year":98,"html":99,"doi":11},12991698,1996,"Raade, Gunnar (1996) Minerals originally described from Norway. Including notes on type material. \u003Ci>Norsk Bergverksmuseum Skrift\u003C\u002Fi> Vol. 11",{"id":101,"year":102,"html":103,"doi":11},16121617,1997,"Mandarino, Joseph A. (1997) \u003Ci>New Minerals 1990-1994\u003C\u002Fi>. The Mineralogical Record Inc., Tuscon, Arizona. 220pp.",{"id":105,"year":106,"html":107,"doi":11},16967854,2001,"(2001) Tvedalite. \u003Ci>Handbook of Mineralogy\u003C\u002Fi>. Mineralogical Society of America \u003Ca target='_blank' href='https:\u002F\u002Fwww.handbookofmineralogy.org\u002Fpdfs\u002Ftvedalite.pdf' class='refpdflink'>\u003C\u002Fa>",[109],{"id":110,"source_url":111,"license_code":112,"credit_html":113,"title":114,"description":115,"author":116,"original_width":117,"original_height":118},24795,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=143511971","CC BY 4.0","David Hospital, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=143511971\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Tvedalite.jpg","Light beige crystal aggregates of the rare Ca-Be silicate mineral tvedalite from the type locality in Tvedal, Norway (Vevja Quarry, Tvedalen, Larvik, Vestfold og Telemark, Norway). Ex Vandenbroucke Museum collection from Waregem, Belgium.","David Hospital",754,554,[],[121,122],"IMA1990-027","Tvedaliet",[124,128,133,137,140,144],{"lang":125,"names":126},"ca",[127],"tvedalita",{"lang":129,"names":130},"de",[131,132],"IMA 1990-027","Tvedalit",{"lang":134,"names":135},"eu",[136],"Tvedalita",{"lang":138,"names":139},"it",[7],{"lang":141,"names":142},"nb",[143],"tvedalitt",{"lang":145,"names":146},"nn",[143],"Q4000992",{"history":11,"applications":11}]