[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"minerals:one:1743":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":24,"key_elements":25,"impurities":11,"cim":26,"ima_status":27,"ima_notes":11,"ima_history":11,"approval_year":11,"publication_year":30,"discovery_year":31,"strunz10ed1":32,"strunz10ed2":33,"strunz10ed3":34,"strunz10ed4":35,"dana8ed1":36,"dana8ed2":37,"dana8ed3":38,"dana8ed4":37,"csystem":39,"cclass":40,"spacegroup":41,"spacegroupset":42,"a":43,"b":42,"c":44,"alpha":42,"beta":42,"gamma":42,"aerror":11,"berror":11,"cerror":11,"alphaerror":11,"betaerror":11,"gammaerror":11,"va3":11,"z":45,"csmetamict":14,"commentcrystal":11,"twinning":11,"tranglide":11,"parting":11,"epitaxidescription":11,"morphology":11,"tlform":11,"hmin":11,"hmax":11,"hardtype":11,"vhnmin":42,"vhnmax":42,"vhnerror":11,"vhng":11,"vhns":11,"commenthard":11,"dmeas":42,"dmeas2":42,"dcalc":46,"dmeaserror":11,"dcalcerror":11,"commentdense":11,"lustre":11,"lustretype":47,"commentluster":11,"diapheny":48,"streak":11,"colour":49,"commentcolor":11,"colors":50,"streak_colors":11,"luminescence":11,"uv":54,"cleavage":11,"cleavagetype":11,"fracturetype":55,"tenacity":11,"commentbreak":11,"opticaltype":56,"opticalsign":11,"opticalalpha":11,"opticalalpha2":42,"opticalalphaerror":11,"opticalbeta":11,"opticalbeta2":42,"opticalbetaerror":11,"opticalgamma":42,"opticalgamma2":42,"opticalgammaerror":11,"opticalomega":57,"opticalomega2":42,"opticalomegaerror":11,"opticalepsilon":58,"opticalepsilon2":42,"opticalepsilonerror":11,"opticaln":42,"opticaln2":42,"opticalnerror":11,"optical2vcalc":42,"optical2vcalc2":42,"optical2vcalcerror":11,"optical2vmeasured":42,"optical2vmeasured2":42,"optical2vmeasurederror":11,"rimin":59,"rimax":60,"opticaldispersion":11,"opticalpleochroism":11,"opticalpleochorismdesc":11,"opticalbirefringence":61,"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":62,"other":11,"industrial":11,"occurrence":63,"otheroccurrence":64,"type_specimen_store":11,"description_short":65,"aboutname":66,"rock_parent":11,"rock_parent2":11,"rock_root":9,"rock_bgs_code":11,"meteoritical_code":11,"updttime":67,"reviewed_at":11,"variety_of":11,"varieties":68,"group_members":69,"associates":113,"confused_with":133,"type_localities":134,"occurrence_total":141,"citations":142,"images":168,"structures":179,"synonyms":180,"language_names":182,"wikidata_qid":205,"texts":206},1743,"1:1:1743:1","921cd169-e902-46e4-b9a5-4bc95f37a6a8","Grayite","Gry",0,"mineral",null,29326,101,false,"(Th,Pb,Ca)(PO\u003Csub>4\u003C\u002Fsub>)·H\u003Csub>2\u003C\u002Fsub>O","(Th,Pb,Ca)(PO\u003Csub>4\u003C\u002Fsub>) · H\u003Csub>2\u003C\u002Fsub>O",[18,19,20,21,22,23],"Ca","Pb","Th","O","P","H",[20,21,22,23],[20],"19.10.8",[28,29],"APPROVED","GRANDFATHERED",1957,"1957","8","C","J","45","40","4","7","Hexagonal",19,119,"0","6.957","6.396",3,"6.41","Resinous,Waxy,Greasy","Translucent","Dark reddish brown, rarely tannish yellow",[51,52,53],"brown","red","yellow","Specimens from Havey #2 Quarry, Topsham, Maine fluoresce yellow in SW UV.","Conchoidal","Uniaxial","1.66","1.69",1.66,1.69,"moderate (~0.03)","Grayite may give a monazite-like powder pattern after heating to 850 degrees C.","Originally in a lithia-rich granite pegmatite.","Has been found in granite pegmatite (Maine).","Originally powdery or cryptocrystalline. Rarely in subhedral resinous crystals.\r\nPossibly identical to brockite? See also the dubious smirnovskite.\r\n\r\nCompare 'UM1979-08-PO:CCaFeHREESiTh'; 'UM1980-04-PO:CaHREETh', 'UM1979-07-PO:CaFeHREESiTh'.","Named in honor of Anton Gray, chief geologist, Kennecott Copper Corporation and advisor to the United Kingdom Atomic Energy Authority.","2025-08-11 12:14:20",[],[70,78,88,94,99,105],{"id":71,"name":72,"entrytype":9,"csystem":39,"ima_formula":73,"mindat_formula":74,"hmin":45,"hmax":75,"dmeas":76,"dcalc":42,"primary_image_id":77},780,"Brockite","(Ca,Th,Ce)(PO\u003Csub>4\u003C\u002Fsub>) · H\u003Csub>2\u003C\u002Fsub>O","(Ca,Th,Ce)PO\u003Csub>4\u003C\u002Fsub>·H\u003Csub>2\u003C\u002Fsub>O",4,"3.9",3972,{"id":79,"name":80,"entrytype":9,"csystem":81,"ima_formula":82,"mindat_formula":83,"hmin":84,"hmax":84,"dmeas":85,"dcalc":86,"primary_image_id":87},3397,"Rhabdophane-(Ce)","Trigonal","Ce(PO\u003Csub>4\u003C\u002Fsub>) · H\u003Csub>2\u003C\u002Fsub>O","Ce(PO\u003Csub>4\u003C\u002Fsub>)·0.6H\u003Csub>2\u003C\u002Fsub>O",3.5,"3.77","4.19",15714,{"id":89,"name":90,"entrytype":9,"csystem":39,"ima_formula":91,"mindat_formula":92,"hmin":84,"hmax":84,"dmeas":42,"dcalc":42,"primary_image_id":93},3398,"Rhabdophane-(La)","La(PO\u003Csub>4\u003C\u002Fsub>) · H\u003Csub>2\u003C\u002Fsub>O","La(PO\u003Csub>4\u003C\u002Fsub>)·H\u003Csub>2\u003C\u002Fsub>O",20796,{"id":95,"name":96,"entrytype":9,"csystem":39,"ima_formula":97,"mindat_formula":98,"hmin":84,"hmax":84,"dmeas":42,"dcalc":42,"primary_image_id":11},3399,"Rhabdophane-(Nd)","Nd(PO\u003Csub>4\u003C\u002Fsub>) · H\u003Csub>2\u003C\u002Fsub>O","Nd(PO\u003Csub>4\u003C\u002Fsub>)·H\u003Csub>2\u003C\u002Fsub>O",{"id":100,"name":101,"entrytype":9,"csystem":39,"ima_formula":102,"mindat_formula":103,"hmin":11,"hmax":11,"dmeas":11,"dcalc":104,"primary_image_id":11},42532,"Rhabdophane-(Y)","Y(PO\u003Csub>4\u003C\u002Fsub>) · H\u003Csub>2\u003C\u002Fsub>O","YPO\u003Csub>4\u003C\u002Fsub>·H\u003Csub>2\u003C\u002Fsub>O","4.54",{"id":106,"name":107,"entrytype":9,"csystem":39,"ima_formula":108,"mindat_formula":109,"hmin":45,"hmax":75,"dmeas":110,"dcalc":111,"primary_image_id":112},4025,"Tristramite","(Ca,U\u003Csup>4+\u003C\u002Fsup>,Fe\u003Csup>3+\u003C\u002Fsup>)(PO\u003Csub>4\u003C\u002Fsub>,SO\u003Csub>4\u003C\u002Fsub>) · 2H\u003Csub>2\u003C\u002Fsub>O","(Ca,U,Fe)(PO\u003Csub>4\u003C\u002Fsub>,SO\u003Csub>4\u003C\u002Fsub>)·2H\u003Csub>2\u003C\u002Fsub>O","3.8","4.18",24550,[114,124],{"id":115,"name":116,"entrytype":117,"csystem":11,"ima_formula":11,"mindat_formula":118,"hmin":119,"hmax":120,"dmeas":121,"dcalc":122,"primary_image_id":123},2976,"Oligoclase",2,"(Na,Ca)[Al(Si,Al)Si\u003Csub>2\u003C\u002Fsub>O\u003Csub>8\u003C\u002Fsub>]",6,6.5,"2.63","2.65",71234,{"id":125,"name":126,"entrytype":9,"csystem":127,"ima_formula":128,"mindat_formula":128,"hmin":75,"hmax":129,"dmeas":130,"dcalc":131,"primary_image_id":132},4333,"Xenotime-(Y)","Tetragonal","Y(PO\u003Csub>4\u003C\u002Fsub>)",5,"4.4","4.277",28346,[],[135],{"id":136,"txt":137,"latitude":138,"longitude":139,"country":140},67345,"Gooddays Mine (Good Days Mine), Mutoko parish (Mtoko), Mutoko District (Mtoko District), Mashonaland East, Zimbabwe",-17.4,32.5,"Zimbabwe",18,[143,146,149,153,156,160,164],{"id":144,"year":11,"html":145,"doi":11},16110851,"Kol'skii Filial, Materialy Mineral. Kol'skii Poluostrova: l: 91-101. (in Russian)",{"id":147,"year":30,"html":148,"doi":11},16110848,"Bowie, S.H.U. (1957) Summary of progress of the Geological Survey of Great Britian and the Museum of Practical Geology for the year 1956. Atomic Energy Division. Geological Survey of Great Britain 1957: 66-67.",{"id":150,"year":151,"html":152,"doi":11},16110849,1959,"Chronique mines outre-mer et recherche minere: 279 (1959).",{"id":154,"year":151,"html":155,"doi":11},16110850,"Semenov, E.I. (1959) Minerals of the rhabdophane group in alkalic massives. Akad. Nauk SSR,",{"id":157,"year":158,"html":159,"doi":11},16110852,1961,"Dooley and Hathaway (1961) United States Geological Survey Professional Paper 424-C.",{"id":161,"year":162,"html":163,"doi":11},523691,1962,"Fleischer, Michael (1962) New Mineral Names. \u003Ci>American Mineralogist\u003C\u002Fi>,  47 (3-4) 414-420 \u003Ca target='_blank' href='http:\u002F\u002Fwww.minsocam.org\u002Fammin\u002FAM47\u002FAM47_414.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":165,"year":166,"html":167,"doi":11},16964653,2005,"(2005) Grayite. \u003Ci>Handbook of Mineralogy\u003C\u002Fi>. Mineralogical Society of America \u003Ca target='_blank' href='https:\u002F\u002Fwww.handbookofmineralogy.org\u002Fpdfs\u002Fgrayite.pdf' class='refpdflink'>\u003C\u002Fa>",[169],{"id":170,"source_url":171,"license_code":172,"credit_html":173,"title":174,"description":175,"author":176,"original_width":177,"original_height":178},3974,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=112306625","CC BY-SA 4.0","Joan Rosell, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=112306625\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","RM2111-Grayite-erongo-c.jpg","These specimens show yellowish nodules included in a feldspar matrix. First SEM-EDS analysis have yielded a phosphate of Th and Ca, with minor Pb. XRD has shown patterns of \"bravantite\", the old name for cheralite and brockite. The chemical base formula for these species are: grayite (Th,Pb,Ca)(PO4)·H2O; cheralite CaTh(PO4)2; brockite (Ca,Th,Ce)(PO4)·H2O. REE has not been found in EDS. \n\u003Cp>We could say that this yellow nodules belongs from altered monazite, formed by mixed species cheralite-grayite, with minor brockite. Accompanied in matrix by meta-autunite. \nFrom: Brabant Farm 168, Karibib, Erongo, Namibia. \n\u003C\u002Fp>\nSize: 5.3 × 3.7 × 3 cm.","Joan Rosell",872,1260,[],[181],"Grayiet",[183,187,191,195,198,201],{"lang":184,"names":185},"ca",[186],"grayita",{"lang":188,"names":189},"de",[190],"Grayit",{"lang":192,"names":193},"eu",[194],"Grayita",{"lang":196,"names":197},"fr",[7],{"lang":199,"names":200},"it",[7],{"lang":202,"names":203},"mk",[204],"Грејит","Q3775963",{"history":11,"applications":11}]