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The Ca analogue of litidionite and manaksite.","named in honor of Enrico Franco (1927– June 25,2009), professor of Mineralogy at the University of Naples Federico II, Italy. Prof. Franco was the author of many papers regarding mineralogy and made a significant contribution to the field of mineralogy of Somma-Vesuvius volcano, where he also discovered the panunzite (the natural counterpart of tetrakalsilite) and the chabazite-K.","2025-08-11 12:15:25",[],[73,80,87,95],{"id":74,"name":75,"entrytype":9,"csystem":30,"ima_formula":76,"mindat_formula":77,"hmin":40,"hmax":40,"dmeas":78,"dcalc":79,"primary_image_id":6},45972,"Calcinaksite","KNaCa(Si\u003Csub>4\u003C\u002Fsub>O\u003Csub>10\u003C\u002Fsub>) · H\u003Csub>2\u003C\u002Fsub>O","KNaCa(Si\u003Csub>4\u003C\u002Fsub>O\u003Csub>10\u003C\u002Fsub>)·H\u003Csub>2\u003C\u002Fsub>O","2.62","2.623",{"id":81,"name":82,"entrytype":9,"csystem":30,"ima_formula":83,"mindat_formula":84,"hmin":40,"hmax":42,"dmeas":85,"dcalc":86,"primary_image_id":6},1475,"Fenaksite","KNaFe\u003Csup>2+\u003C\u002Fsup>Si\u003Csub>4\u003C\u002Fsub>O\u003Csub>10\u003C\u002Fsub>","(K,Na)\u003Csub>4\u003C\u002Fsub>(Fe,Mn)\u003Csub>2\u003C\u002Fsub>(Si\u003Csub>4\u003C\u002Fsub>O\u003Csub>10\u003C\u002Fsub>)\u003Csub>2\u003C\u002Fsub>(OH,F)","2.744","2.74",{"id":88,"name":89,"entrytype":9,"csystem":30,"ima_formula":90,"mindat_formula":90,"hmin":40,"hmax":91,"dmeas":92,"dcalc":93,"primary_image_id":94},2422,"Litidionite","KNaCuSi\u003Csub>4\u003C\u002Fsub>O\u003Csub>10\u003C\u002Fsub>",6,"2.75","2.85",14626,{"id":96,"name":97,"entrytype":9,"csystem":30,"ima_formula":98,"mindat_formula":99,"hmin":40,"hmax":40,"dmeas":100,"dcalc":101,"primary_image_id":102},2558,"Manaksite","KNaMn\u003Csup>2+\u003C\u002Fsup>Si\u003Csub>4\u003C\u002Fsub>O\u003Csub>10\u003C\u002Fsub>","KNaMnSi\u003Csub>4\u003C\u002Fsub>O\u003Csub>10\u003C\u002Fsub>","2.73","2.71",5429,[],[105],{"id":88,"name":89,"entrytype":9,"csystem":30,"ima_formula":90,"mindat_formula":90,"hmin":40,"hmax":91,"dmeas":92,"dcalc":93,"primary_image_id":94},[107],{"id":108,"txt":109,"latitude":110,"longitude":111,"country":112},435542,"Enricofrancoite type locality, Ottaviano, Metropolitan City of Naples, Campania, Italy",40.8213889,14.4263889,"Italy",[114,118],{"id":115,"year":25,"html":116,"doi":117},16627056,"Bosi, Ferdinando; Hatert, Frédéric; Pasero, Marco; Mills, Stuart J. (2023) Newsletter 74. \u003Ci>Mineralogical Magazine\u003C\u002Fi>,  87 (5). 783-787 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1180\u002Fmgm.2023.54'>doi:10.1180\u002Fmgm.2023.54\u003C\u002Fa>","10.1180\u002Fmgm.2023.54",{"id":119,"year":120,"html":121,"doi":122},17597410,2024,"Balassone, Giuseppina, Panikorovskii, Taras L., Pellino, Annamaria, Bazai, Ayya V., Bocharov, Vladimir N., Goychuk, Olga F., Avdontseva, Evgenia Yu., Yakovenchuk, Victor N., Krivovichev, Sergey V., Petti, Carmela, et al. (2024) Enricofrancoite, KNaCaSi\u003Csub>4\u003C\u002Fsub>O\u003Csub>10\u003C\u002Fsub>, a new Ca–K–Na silicate from Somma–Vesuvius volcano, southern Italy. \u003Ci>Mineralogical Magazine\u003C\u002Fi>,  88 (3).  \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1180\u002Fmgm.2024.9'>doi:10.1180\u002Fmgm.2024.9\u003C\u002Fa>","10.1180\u002Fmgm.2024.9",[],[125],{"id":126,"url":127,"label":128,"formula":128,"spacegroup":6,"year":6},4098,"\u002Fcif\u002F4098.cif","Ca0.71 Cu0.10 K Mg0.19 Na O10 Si4",[130],"Enricofrancoiet",[132,136,141],{"lang":133,"names":134},"ca",[135],"enricofrancoïta",{"lang":137,"names":138},"de",[139,140],"Enricofrancoit","IMA 2023-002",{"lang":142,"names":143},"it",[7],"Q122665414",{"history":6,"applications":6}]