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","Distinct\u002FGood","Biaxial","-","1.603","1.690","1.710","48","50",1.603,1.71,"r > v","radioactive","Oxidized zone of a uranium deposit.","Royal Belgian Institute of Natural Sciences, Brussels, Belgium, RC4216.","Named by Michel Deliens and Paul Piret in 1992 in honor of François Fontan (1942, Toulouse, France - July 2007), mineralogist and expert on pegmatites at the University of Toulouse, France.","2025-08-11 12:14:20",[],[],[],[],[83],{"id":84,"txt":85,"latitude":86,"longitude":87,"country":88},1715,"Rabejac Est, Le Puech, Lodève, Hérault, Occitanie, France",43.6846907,3.34288,"France",[90,94,98,102,107,112,117,120],{"id":91,"year":27,"html":92,"doi":93},127007,"Deliens, Michel, Piret, Paul (1992) La fontanite, carbonate hydraté d' uranyle et de calcium, nouvelle espèce minérale de Rabejac, Hérault, France. \u003Ci>European Journal of Mineralogy\u003C\u002Fi>,  4 (6) 1271-1274 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1127\u002Fejm\u002F4\u002F6\u002F1271'>doi:10.1127\u002Fejm\u002F4\u002F6\u002F1271\u003C\u002Fa> \u003Ca target='_blank' href='https:\u002F\u002Frruff.info\u002Frruff_1.0\u002Fuploads\u002FEJM4_1271.pdf' class='refpdflink'>\u003C\u002Fa>","10.1127\u002Fejm\u002F4\u002F6\u002F1271",{"id":95,"year":96,"html":97,"doi":11},529509,1993,"Jambor, L., Burke, Ernst A. J. (1993) New Mineral Names. \u003Ci>American Mineralogist\u003C\u002Fi>,  78 (7-8) 845-849 \u003Ca target='_blank' href='http:\u002F\u002Fwww.minsocam.org\u002Fammin\u002FAM78\u002FAM78_845.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":99,"year":100,"html":101,"doi":11},16121617,1997,"Mandarino, Joseph A. (1997) \u003Ci>New Minerals 1990-1994\u003C\u002Fi>. The Mineralogical Record Inc., Tuscon, Arizona. 220pp.",{"id":103,"year":104,"html":105,"doi":106},394847,2003,"Burns, Peter C., Hughes, Karrie-Ann, Burns, Peter C. (2003) A new uranyl carbonate sheet in the crystal structure of fontanite, Ca[(UO\u003Csub>2\u003C\u002Fsub>)\u003Csub>3\u003C\u002Fsub>(CO\u003Csub>3\u003C\u002Fsub>)\u003Csub>2\u003C\u002Fsub>O\u003Csub>2\u003C\u002Fsub>](H\u003Csub>2\u003C\u002Fsub>O)\u003Csub>6\u003C\u002Fsub>. \u003Ci>American Mineralogist\u003C\u002Fi>,  88 (7) 962-966 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.2138\u002Fam-2003-0703'>doi:10.2138\u002Fam-2003-0703\u003C\u002Fa> \u003Ca target='_blank' href='https:\u002F\u002Frruff.info\u002Fdoclib\u002Fam\u002Fvol88\u002FAM88_962.pdf' class='refpdflink'>\u003C\u002Fa>","10.2138\u002Fam-2003-0703",{"id":108,"year":109,"html":110,"doi":111},64215,2005,"Burns, Peter C. (2005) U\u003Csup>6+\u003C\u002Fsup> minerals and inorganic compounds: insights into an expanded structural hierarchy of crystal structures. \u003Ci>The Canadian Mineralogist\u003C\u002Fi>,  43 (6) 1839-1894 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.2113\u002Fgscanmin.43.6.1839'>doi:10.2113\u002Fgscanmin.43.6.1839\u003C\u002Fa> \u003Ca target='_blank' href='https:\u002F\u002Frruff.info\u002Fdoclib\u002Fcm\u002Fvol43\u002FCM43_1839.pdf' class='refpdflink'>\u003C\u002Fa>","10.2113\u002Fgscanmin.43.6.1839",{"id":113,"year":114,"html":115,"doi":116},15070473,2020,"Colmenero, Francisco, Plášil, Jakub, Sejkora, Jiří (2020) The crystal structures and mechanical properties of the uranyl carbonate minerals roubaultite, fontanite, sharpite, widenmannite, grimselite and čejkaite. \u003Ci>Inorganic Chemistry Frontiers\u003C\u002Fi>, 7 (21) 4197-4221 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1039\u002Fd0qi00933d'>doi:10.1039\u002Fd0qi00933d\u003C\u002Fa>","10.1039\u002Fd0qi00933d",{"id":118,"year":114,"html":119,"doi":11},16109687,"virtualcollections.naturalsciences.be (n.d.) \u003Ca target='_blank' rel='nofollow' href='http:\u002F\u002Fvirtualcollections.naturalsciences.be\u002Fvirtual-collections\u002Fgeology\u002Fmineralogy\u002Fmineralogy-types\u002Ffontanite'>http:\u002F\u002Fvirtualcollections.naturalsciences.be\u002Fvirtual-collections\u002Fgeology\u002Fmineralogy\u002Fmineralogy-types\u002Ffontanite\u003C\u002Fa>",{"id":121,"year":122,"html":123,"doi":11},16964419,2021,"(2021) Fontanite. \u003Ci>Handbook of Mineralogy\u003C\u002Fi>. Mineralogical Society of America \u003Ca target='_blank' href='https:\u002F\u002Fwww.handbookofmineralogy.org\u002Fpdfs\u002FFontanite.pdf' class='refpdflink'>\u003C\u002Fa>",[],[126],{"id":127,"url":128,"label":129,"formula":130,"spacegroup":131,"year":104},4951,"\u002Fcif\u002F4951.cif","Hughes 2003","U3 Ca C2 O20 H12","P 1 21\u002Fn 1",[133,134],"Fontaniet","IMA1991-034",[136,140,145,149,152],{"lang":137,"names":138},"ca",[139],"fontanita",{"lang":141,"names":142},"de",[143,144],"Fontanit","IMA 1991-034",{"lang":146,"names":147},"eu",[148],"Fontanita",{"lang":150,"names":151},"it",[7],{"lang":153,"names":154},"zh",[155],"丰坦矿","Q3747479",{"history":11,"applications":11}]