[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"minerals:one:2765":3},{"id":4,"longid":5,"guid":6,"name":7,"shortcode_ima":8,"entrytype":9,"entrytype_text":10,"varietyof":11,"synid":11,"polytypeof":11,"groupid":12,"weighting":13,"nolocadd":14,"blacklisted":14,"mindat_formula":15,"mindat_formula_note":11,"ima_formula":16,"elements":17,"sigelements":25,"key_elements":26,"impurities":11,"cim":27,"ima_status":28,"ima_notes":30,"ima_history":11,"approval_year":11,"publication_year":32,"discovery_year":33,"strunz10ed1":34,"strunz10ed2":35,"strunz10ed3":36,"strunz10ed4":37,"dana8ed1":38,"dana8ed2":39,"dana8ed3":40,"dana8ed4":41,"csystem":42,"cclass":43,"spacegroup":11,"spacegroupset":44,"a":45,"b":46,"c":47,"alpha":44,"beta":48,"gamma":44,"aerror":49,"berror":50,"cerror":49,"alphaerror":11,"betaerror":51,"gammaerror":11,"va3":11,"z":49,"csmetamict":14,"commentcrystal":52,"twinning":11,"tranglide":11,"parting":11,"epitaxidescription":11,"morphology":53,"tlform":54,"hmin":55,"hmax":55,"hardtype":11,"vhnmin":44,"vhnmax":44,"vhnerror":11,"vhng":11,"vhns":11,"commenthard":11,"dmeas":56,"dmeas2":56,"dcalc":57,"dmeaserror":11,"dcalcerror":11,"commentdense":11,"lustre":11,"lustretype":58,"commentluster":11,"diapheny":59,"streak":60,"colour":61,"commentcolor":11,"colors":62,"streak_colors":68,"luminescence":11,"uv":69,"cleavage":70,"cleavagetype":71,"fracturetype":11,"tenacity":11,"commentbreak":11,"opticaltype":72,"opticalsign":73,"opticalalpha":74,"opticalalpha2":44,"opticalalphaerror":11,"opticalbeta":75,"opticalbeta2":44,"opticalbetaerror":11,"opticalgamma":76,"opticalgamma2":44,"opticalgammaerror":11,"opticalomega":44,"opticalomega2":44,"opticalomegaerror":11,"opticalepsilon":44,"opticalepsilon2":44,"opticalepsilonerror":11,"opticaln":44,"opticaln2":44,"opticalnerror":11,"optical2vcalc":44,"optical2vcalc2":44,"optical2vcalcerror":11,"optical2vmeasured":44,"optical2vmeasured2":44,"optical2vmeasurederror":11,"rimin":77,"rimax":78,"opticaldispersion":79,"opticalpleochroism":11,"opticalpleochorismdesc":11,"opticalbirefringence":11,"opticalcomments":11,"opticalcolour":11,"opticalinternal":11,"opticaltropic":11,"opticalanisotropism":11,"opticalbireflectance":11,"opticalextinction":80,"opticalr":11,"specdispm":11,"ir":81,"electrical":11,"magnetism":11,"thermalbehaviour":82,"other":83,"industrial":11,"occurrence":84,"otheroccurrence":11,"type_specimen_store":85,"description_short":86,"aboutname":87,"rock_parent":11,"rock_parent2":11,"rock_root":9,"rock_bgs_code":11,"meteoritical_code":11,"updttime":88,"reviewed_at":11,"variety_of":11,"varieties":89,"group_members":90,"associates":135,"confused_with":136,"type_localities":137,"occurrence_total":51,"citations":144,"images":171,"structures":191,"synonyms":198,"language_names":204,"wikidata_qid":224,"texts":225},2765,"1:1:2765:2","b1f69663-ffc2-49d7-b917-7033a4367782","Monteregianite-(Y)","Mreg-Y",0,"mineral",null,54045,1160,false,"(Na,K)\u003Csub>6\u003C\u002Fsub>(Y,Ca)\u003Csub>2\u003C\u002Fsub>Si\u003Csub>16\u003C\u002Fsub>O\u003Csub>38\u003C\u002Fsub>·10H\u003Csub>2\u003C\u002Fsub>O","KNa\u003Csub>2\u003C\u002Fsub>YSi\u003Csub>8\u003C\u002Fsub>O\u003Csub>19\u003C\u002Fsub> · 5H\u003Csub>2\u003C\u002Fsub>O",[18,19,20,21,22,23,24],"Ca","Na","Si","O","K","H","Y",[19,20,21,23,24],[24],"14.8.7",[29],"APPROVED",[31],"RENAMED",1978,"\u003C=19","9","E","B","15","72","5","1","2","Monoclinic",5,"0","9.512","23.956","9.617","93.85",2,4,1,"Space group P21\u002Fn. ","Bounded by {010}, {001} and {100}. Some also show {101}.","Needle-shaped crystals in radiating clusters and as groups of tabular crystals.",3.5,"2.42","2.391","Vitreous,Silky","Transparent,Translucent,Opaque","White","Colorless, white, grey, rarely mauve or pale green",[63,64,65,66,67],"colorless","white","gray","green","purple",[64],"Fluoresces green under SW UV.","{010} perfect, {001} very good,{100} fair.","Perfect","Biaxial","+","1.51","1.513","1.517",1.51,1.517,"none","X = c; Y = a; Z = b.","Infrared spectra confirm the presence of H2O in the mineral.","Three distinct stages of dehydration at 25-80, 80-200, and 200-400 °C.","Readily etched by 1:l HCl, HNO3, and H2SO4.","Miarolitic cavities and thermally metamorphosed inclusions and rheomorphic breccias in nepheline syenite.","Canadian Museum of Nature, Ottawa, Canada, 37130.\r\nNational Museum of Natural History, Washington, D.C., USA, 145548.","Monteregianite-(Y)-Wickenburgite Series.\r\n\r\nSeveral synthetic REE analogues have been prepared.","Originally named monteregianite by George Y. Chao in 1978 after the Monteregian Hills, a series of monadnocks or prominent hills on an otherwise flat landscape in eastern Quebec, Canada. The type locality for the mineral, Poudrette Quarry, Mont Saint-Hilaire, is on one of these hills. The suffix\u002Fmodifier follows the Levinson rule, indicating that the predominant essential REE is yttrium. It was added by the IMA in 1987.\r\n\r\nBefore being described, the mineral was referred to as UK-6 in Mont Saint-Hilaire related literature.","2025-08-11 12:14:22",[],[91,100,107,115,122,127],{"id":92,"name":93,"entrytype":9,"csystem":94,"ima_formula":95,"mindat_formula":96,"hmin":11,"hmax":11,"dmeas":97,"dcalc":98,"primary_image_id":99},1251,"Delhayelite","Orthorhombic","K\u003Csub>7\u003C\u002Fsub>Na\u003Csub>3\u003C\u002Fsub>Ca\u003Csub>5\u003C\u002Fsub>Al\u003Csub>2\u003C\u002Fsub>Si\u003Csub>14\u003C\u002Fsub>O\u003Csub>38\u003C\u002Fsub>F\u003Csub>4\u003C\u002Fsub>Cl\u003Csub>2\u003C\u002Fsub>","(Na,K)\u003Csub>10\u003C\u002Fsub>Ca\u003Csub>5\u003C\u002Fsub>Al\u003Csub>6\u003C\u002Fsub>Si\u003Csub>32\u003C\u002Fsub>O\u003Csub>80\u003C\u002Fsub>(Cl\u003Csub>2\u003C\u002Fsub>,F\u003Csub>2\u003C\u002Fsub>,SO\u003Csub>4\u003C\u002Fsub>)\u003Csub>3\u003C\u002Fsub>·18H\u003Csub>2\u003C\u002Fsub>O","2.60","2.50",29586,{"id":101,"name":102,"entrytype":9,"csystem":94,"ima_formula":103,"mindat_formula":104,"hmin":50,"hmax":50,"dmeas":56,"dcalc":105,"primary_image_id":106},39711,"Fivegite","K\u003Csub>4\u003C\u002Fsub>Ca\u003Csub>2\u003C\u002Fsub>[AlSi\u003Csub>7\u003C\u002Fsub>O\u003Csub>17\u003C\u002Fsub>(O\u003Csub>2-x\u003C\u002Fsub>(OH)\u003Csub>x\u003C\u002Fsub>)][(H\u003Csub>2\u003C\u002Fsub>O)\u003Csub>2-x\u003C\u002Fsub>(OH)\u003Csub>x\u003C\u002Fsub>]Cl (x = 0-2)","K\u003Csub>4\u003C\u002Fsub>Ca\u003Csub>2\u003C\u002Fsub>[AlSi\u003Csub>7\u003C\u002Fsub>O\u003Csub>17\u003C\u002Fsub>(O\u003Csub>2-x\u003C\u002Fsub>OH\u003Csub>x\u003C\u002Fsub>)][(H\u003Csub>2\u003C\u002Fsub>O)\u003Csub>2-x\u003C\u002Fsub>OH\u003Csub>x\u003C\u002Fsub>]Cl","2.449",8944,{"id":108,"name":109,"entrytype":9,"csystem":94,"ima_formula":110,"mindat_formula":111,"hmin":50,"hmax":50,"dmeas":112,"dcalc":113,"primary_image_id":114},1971,"Hydrodelhayelite","KCa\u003Csub>2\u003C\u002Fsub>(Si\u003Csub>7\u003C\u002Fsub>Al)O\u003Csub>17\u003C\u002Fsub>(OH)\u003Csub>2\u003C\u002Fsub> · 6H\u003Csub>2\u003C\u002Fsub>O","KCa\u003Csub>2\u003C\u002Fsub>AlSi\u003Csub>7\u003C\u002Fsub>O\u003Csub>17\u003C\u002Fsub>(OH)\u003Csub>2\u003C\u002Fsub>·6H\u003Csub>2\u003C\u002Fsub>O","2.168","2.22",29905,{"id":116,"name":117,"entrytype":9,"csystem":94,"ima_formula":118,"mindat_formula":119,"hmin":120,"hmax":50,"dmeas":11,"dcalc":121,"primary_image_id":11},54022,"Melansonite","Na◻KZrSi\u003Csub>8\u003C\u002Fsub>O\u003Csub>19\u003C\u002Fsub> · 5H\u003Csub>2\u003C\u002Fsub>O","Na◻KZrSi\u003Csub>8\u003C\u002Fsub>O\u003Csub>19\u003C\u002Fsub>·5H\u003Csub>2\u003C\u002Fsub>O",3,"2.352",{"id":123,"name":124,"entrytype":9,"csystem":42,"ima_formula":11,"mindat_formula":125,"hmin":55,"hmax":11,"dmeas":11,"dcalc":126,"primary_image_id":11},470928,"Natromelansonite","Na\u003Csub>3\u003C\u002Fsub>Zr[Si\u003Csub>7\u003C\u002Fsub>AlO\u003Csub>19\u003C\u002Fsub>]·4H\u003Csub>2\u003C\u002Fsub>O","2.31",{"id":128,"name":129,"entrytype":9,"csystem":94,"ima_formula":130,"mindat_formula":131,"hmin":120,"hmax":50,"dmeas":132,"dcalc":133,"primary_image_id":134},3403,"Rhodesite","KHCa\u003Csub>2\u003C\u002Fsub>Si\u003Csub>8\u003C\u002Fsub>O\u003Csub>19\u003C\u002Fsub> · 5H\u003Csub>2\u003C\u002Fsub>O","KHCa\u003Csub>2\u003C\u002Fsub>Si\u003Csub>8\u003C\u002Fsub>O\u003Csub>19\u003C\u002Fsub>·5H\u003Csub>2\u003C\u002Fsub>O","2.27","2.26",20814,[],[],[138],{"id":139,"txt":140,"latitude":141,"longitude":142,"country":143},599,"Poudrette quarry (De-Mix quarry; Demix quarry; Uni-Mix quarry; Carrière Mont Saint-Hilaire; MSH), Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada",45.5627778,-73.1416667,"Canada",[145,148,152,156,159,163,167],{"id":146,"year":32,"html":147,"doi":11},15941135,"Chao, George Y. (1978) Monteregianite, a new hydrous sodium potassium yttrium silicate mineral from Mont St-Hilaire, Québec. \u003Ci>The Canadian Mineralogist\u003C\u002Fi>,  16 (4) 561-565 \u003Ca target='_blank' href='https:\u002F\u002Frruff.info\u002Frruff_1.0\u002Fuploads\u002FCM16_561.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":149,"year":150,"html":151,"doi":11},527388,1980,"Fleischer, M.; Mandarino, J.A.; Pabst, A. (1980) New mineral names. \u003Ci>American Mineralogist\u003C\u002Fi>,  65 (1-2). 205-210 \u003Ca target='_blank' href='http:\u002F\u002Fwww.minsocam.org\u002Fammin\u002FAM65\u002FAM65_205.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":153,"year":154,"html":155,"doi":11},528254,1987,"Ghose, Subrata, Gupta, P. K Sen, Campana, Charles F. (1987) Symmetry and crystal structure of montregianite [sic], Na4F2Y2Si16O38·10H2O, a double-sheet silicate with zeolitic properties. \u003Ci>American Mineralogist\u003C\u002Fi>,  72 (3-4). 365-374 \u003Ca target='_blank' href='http:\u002F\u002Fwww.minsocam.org\u002Fammin\u002FAM72\u002FAM72_365.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":157,"year":154,"html":158,"doi":11},528365,"Nickel, Ernest H., Mandarino, Joseph A. (1987) Procedures involving the IMA Commission on New Minerals and Mineral Names and guidelines on mineral nomenclature. \u003Ci>American Mineralogist\u003C\u002Fi>,  72 (9-10) 1031-1042 \u003Ca target='_blank' href='http:\u002F\u002Fwww.minsocam.org\u002Fammin\u002FAM72\u002FAM72_1031.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":160,"year":161,"html":162,"doi":11},15941107,1989,"Mandarino, J. A., Anderson, V. (1989) \u003Ci>Monteregian Treasures\u003C\u002Fi> - The Minerals of Mont Saint-Hilaire, Quebec. Cambridge University Press. 281pp.",{"id":164,"year":165,"html":166,"doi":11},12908384,1990,"Horváth, László, Gault, Robert A. (1990) The Mineralogy of Mont Saint-Hilaire, Quebec. \u003Ci>The Mineralogical Record\u003C\u002Fi>, 21 (4) 281-359",{"id":168,"year":169,"html":170,"doi":11},16966105,2001,"(2001) Monteregianite-(Y). \u003Ci>Handbook of Mineralogy\u003C\u002Fi>. Mineralogical Society of America \u003Ca target='_blank' href='https:\u002F\u002Fwww.handbookofmineralogy.org\u002Fpdfs\u002Fmonteregianite-Y.pdf' class='refpdflink'>\u003C\u002Fa>",[172,182],{"id":173,"source_url":174,"license_code":175,"credit_html":176,"title":177,"description":178,"author":179,"original_width":180,"original_height":181},16656,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=14866196","CC BY-SA 3.0","Leon Hupperichs, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=14866196\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Monteregianite-(Y)-92798.jpg","\u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FMonteregianite-(Y)\" class=\"extiw\" title=\"en:Monteregianite-(Y)\">Monteregianite-(Y)\u003C\u002Fa>\n\u003Cdl>\u003Cdd>\u003Cdl>\u003Cdd>Locality: Poudrette quarry (Demix quarry; Uni-Mix quarry; Desourdy quarry), \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FMont_Saint-Hilaire\" class=\"extiw\" title=\"en:Mont Saint-Hilaire\">Mont Saint-Hilaire\u003C\u002Fa>, Rouville RCM, \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FMont%C3%A9r%C3%A9gie\" class=\"extiw\" title=\"en:Montérégie\">Montérégie\u003C\u002Fa>, \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FQuebec\" class=\"extiw\" title=\"en:Quebec\">Québec\u003C\u002Fa>, Canada (\u003Ca rel=\"nofollow\" class=\"external text\" href=\"http:\u002F\u002Fwww.mindat.org\u002Floc-599.html\">Locality at mindat.org\u003C\u002Fa>)\u003C\u002Fdd>\n\u003Cdd>Field of view 6 mm. Specimen and photo Leon Hupperichs.\u003C\u002Fdd>\u003C\u002Fdl>\u003C\u002Fdd>\u003C\u002Fdl>","Leon Hupperichs",788,586,{"id":183,"source_url":184,"license_code":175,"credit_html":185,"title":186,"description":187,"author":188,"original_width":189,"original_height":190},16655,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=10109404","Robert M. Lavinsky, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=10109404\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Monteregianite-(Y)-Aegirine-Pectolite-20265.jpg","\u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FMonteregianite-(Y)\" class=\"extiw\" title=\"en:Monteregianite-(Y)\">Monteregianite-(Y)\u003C\u002Fa>, \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FAegirine\" class=\"extiw\" title=\"en:Aegirine\">Aegirine\u003C\u002Fa>, \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FPectolite\" class=\"extiw\" title=\"en:Pectolite\">Pectolite\u003C\u002Fa>\n\u003Cdl>\u003Cdd>\u003Cdl>\u003Cdd>Locality: Poudrette quarry (Demix quarry; Uni-Mix quarry; Desourdy quarry), \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FMont_Saint-Hilaire\" class=\"extiw\" title=\"en:Mont Saint-Hilaire\">Mont Saint-Hilaire\u003C\u002Fa>, Rouville RCM, \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FMont%C3%A9r%C3%A9gie\" class=\"extiw\" title=\"en:Montérégie\">Montérégie\u003C\u002Fa>, \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FQuebec\" class=\"extiw\" title=\"en:Quebec\">Québec\u003C\u002Fa>, Canada (\u003Ca rel=\"nofollow\" class=\"external text\" href=\"http:\u002F\u002Fwww.mindat.org\u002Floc-599.html\">Locality at mindat.org\u003C\u002Fa>)\u003C\u002Fdd>\n\u003Cdd>A VERY fine example of this rare species from MSH, consisting of sharp parallel crystals to 1.4 cm in a cluster atop contrasting matrix of pectolite. The Monteregianite has excellent waxy lustre for the species, and the crystals are of a size that would have to be considered exceptional and difficult to obtain in such form. 4 x 3 x 2 cm\u003C\u002Fdd>\u003C\u002Fdl>\u003C\u002Fdd>\u003C\u002Fdl>","Robert M. Lavinsky",400,300,[192],{"id":193,"url":194,"label":195,"formula":196,"spacegroup":197,"year":154},9545,"\u002Fcif\u002F9545.cif","Ghose 1987","K Na1.41 Y Si8 O23.13","P 1 21\u002Fn 1",[199,200,201,202,203],"IMA1972-026","Monteregianiet-(Y)","Montregianite","Montregianite-(Y)","Unnamed (MSH UK-6)",[205,210,215,219],{"lang":206,"names":207},"ca",[208,209],"Monteregianita-","monteregianita-(Y)",{"lang":211,"names":212},"de",[213,214],"IMA 1972-026","Monteregianit-(Y)",{"lang":216,"names":217},"eu",[208,218],"Monteregianita-(Y)",{"lang":220,"names":221},"it",[222,223],"Monteregianite-","monteregianite-(Y)","Q3862322",{"history":11,"applications":11}]