[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"minerals:one:3354":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":11,"impurities":11,"cim":25,"ima_status":26,"ima_notes":11,"ima_history":11,"approval_year":11,"publication_year":29,"discovery_year":30,"strunz10ed1":31,"strunz10ed2":32,"strunz10ed3":22,"strunz10ed4":33,"dana8ed1":34,"dana8ed2":35,"dana8ed3":36,"dana8ed4":37,"csystem":38,"cclass":39,"spacegroup":40,"spacegroupset":41,"a":42,"b":41,"c":41,"alpha":41,"beta":41,"gamma":41,"aerror":43,"berror":11,"cerror":11,"alphaerror":11,"betaerror":11,"gammaerror":11,"va3":11,"z":44,"csmetamict":14,"commentcrystal":45,"twinning":11,"tranglide":11,"parting":11,"epitaxidescription":11,"morphology":46,"tlform":47,"hmin":48,"hmax":48,"hardtype":11,"vhnmin":41,"vhnmax":41,"vhnerror":11,"vhng":11,"vhns":11,"commenthard":49,"dmeas":50,"dmeas2":51,"dcalc":41,"dmeaserror":11,"dcalcerror":11,"commentdense":11,"lustre":11,"lustretype":52,"commentluster":11,"diapheny":53,"streak":54,"colour":55,"commentcolor":11,"colors":56,"streak_colors":59,"luminescence":11,"uv":11,"cleavage":60,"cleavagetype":61,"fracturetype":62,"tenacity":63,"commentbreak":11,"opticaltype":64,"opticalsign":11,"opticalalpha":41,"opticalalpha2":41,"opticalalphaerror":11,"opticalbeta":41,"opticalbeta2":41,"opticalbetaerror":11,"opticalgamma":41,"opticalgamma2":41,"opticalgammaerror":11,"opticalomega":41,"opticalomega2":41,"opticalomegaerror":11,"opticalepsilon":41,"opticalepsilon2":41,"opticalepsilonerror":11,"opticaln":65,"opticaln2":66,"opticalnerror":11,"optical2vcalc":41,"optical2vcalc2":41,"optical2vcalcerror":11,"optical2vmeasured":41,"optical2vmeasured2":41,"optical2vmeasurederror":11,"rimin":11,"rimax":11,"opticaldispersion":11,"opticalpleochroism":11,"opticalpleochorismdesc":11,"opticalbirefringence":67,"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":68,"industrial":11,"occurrence":11,"otheroccurrence":11,"type_specimen_store":69,"description_short":70,"aboutname":71,"rock_parent":11,"rock_parent2":11,"rock_root":9,"rock_bgs_code":11,"meteoritical_code":11,"updttime":72,"reviewed_at":11,"variety_of":11,"varieties":73,"group_members":74,"associates":75,"confused_with":90,"type_localities":91,"occurrence_total":98,"citations":99,"images":194,"structures":281,"synonyms":293,"language_names":300,"wikidata_qid":323,"texts":324},3354,"1:1:3354:7","bca8305f-3591-4b32-b127-1639f9cabac6","Hydrokenoralstonite","Hkra",0,"mineral",null,51903,1132,false," Na\u003Csub>0.5\u003C\u002Fsub>(Al,Mg)\u003Csub>2\u003C\u002Fsub>(F,OH)\u003Csub>6\u003C\u002Fsub>·H\u003Csub>2\u003C\u002Fsub>O ","◻\u003Csub>2\u003C\u002Fsub>Al\u003Csub>2\u003C\u002Fsub>F\u003Csub>6\u003C\u002Fsub>(H\u003Csub>2\u003C\u002Fsub>O)",[18,19,20,21,22,23],"Al","Mg","Na","O","F","H",[18,20,21,22,23],"8.6.9",[27,28],"APPROVED","GRANDFATHERED",1871,"1871","3","C","05","11","6","12","1","Isometric",32,222,"0","9.91",4,8,"SG Fd-3m. Atencio et al. (2017) give a = 9.8455(7) Å.","Crystals octahedral, often with small {001}; less often cubo-octahedral, or cubic with small {111}.","octahedral crystals to 1.5mm",5,"Typically given as Mohs 4.5.  A modern measurement is made by Pauly (1985).","2.56","2.62","Vitreous","Transparent,Translucent","White","Colourless, white",[57,58],"colorless","white",[58],"On {111}.","Imperfect\u002FFair","Irregular\u002FUneven","brittle","Isotropic","1.399","1.427","Frequently exhibits weak anomalous birefringence, with the crystals divided into eight uniaxial (or biaxial) sectors, or otherwise.","Decomposed by HF with evolution of HF.","Yale University, New Haven, Connecticut, USA, 1.4437.","Renamed from ralstonite after being moved into the Pyrochlore Supergroup (IMA July 2016; Atencio et al., 2017).\r\nThe earlier reported \"AHF\" phase (hydrated aluminum hydroxy-fluoride) and the \"ralstonite-like mineral\" (Desborough & Rostad, 1980; Keith, ...","Originally named ralstonite in honor of Rev. J. Grier Ralston (December 28, 1815 - November 10, 1880), of Norristown, Pennsylvania, USA, who first observed the mineral. Renamed to hydrokenoralstonite after being moved into the pyrochlore supergroup (Atencio et al. 2017).","2025-08-11 12:14:23",[],[],[76,85],{"id":77,"name":78,"entrytype":9,"csystem":79,"ima_formula":80,"mindat_formula":81,"hmin":48,"hmax":48,"dmeas":82,"dcalc":83,"primary_image_id":84},11458,"Gjerdingenite-Fe","Monoclinic","K\u003Csub>2\u003C\u002Fsub>Fe(Nb,Ti)\u003Csub>4\u003C\u002Fsub>(Si\u003Csub>4\u003C\u002Fsub>O\u003Csub>12\u003C\u002Fsub>)\u003Csub>2\u003C\u002Fsub>(O,OH)\u003Csub>4\u003C\u002Fsub> · 6H\u003Csub>2\u003C\u002Fsub>O","K\u003Csub>2\u003C\u002Fsub>Fe\u003Csup>2+\u003C\u002Fsup>(Nb,Ti)\u003Csub>4\u003C\u002Fsub>(Si\u003Csub>4\u003C\u002Fsub>O\u003Csub>12\u003C\u002Fsub>)\u003Csub>2\u003C\u002Fsub>(O,OH)\u003Csub>4\u003C\u002Fsub>·6H\u003Csub>2\u003C\u002Fsub>O","2.82","2.830",9966,{"id":86,"name":87,"entrytype":9,"csystem":79,"ima_formula":88,"mindat_formula":88,"hmin":11,"hmax":11,"dmeas":11,"dcalc":89,"primary_image_id":11},42796,"Jakobssonite","CaAlF\u003Csub>5\u003C\u002Fsub>","2.89",[],[92],{"id":93,"txt":94,"latitude":95,"longitude":96,"country":97},1958,"Ivigtut Mine, Ivigtut stock, Arsuk Fjord, Sermersooq, Greenland",61.2061111,-48.1755556,"Greenland",64,[100,103,107,111,115,119,123,127,131,134,138,142,146,150,154,158,162,167,171,175,179,184,189],{"id":101,"year":29,"html":102,"doi":11},15937569,"Brush, G.J. (1871) On ralstonite, a new fluoride from Arksut-Fiord. American Journal of Science and Arts: 102: 30-31.",{"id":104,"year":105,"html":106,"doi":11},16121477,1881,"Bertrand, E. (1881) Étude optique de différents minéraux. Bulletin de la Société française de Minéralogie: 4: 34-38.",{"id":108,"year":109,"html":110,"doi":11},16121478,1882,"Brandt, J. (1882) Ueber die chemische Zusammensetzung der Mineralien der Kryolithgruppe. Annalen der Chemie: 213: 1-14.",{"id":112,"year":113,"html":114,"doi":11},16121479,1886,"Penfield, S.L., Harper, D.N. (1886) On the chemical composition of ralstonite. American Journal of Science: 32: 380-385.",{"id":116,"year":117,"html":118,"doi":11},16121480,1891,"Brauns (1891) Die opt. Anom. der Kryst., Leipzig: 242.",{"id":120,"year":121,"html":122,"doi":11},16005967,1899,"Jimbo (1899) Journal of Science College Imperial University Tokyo: 11: 234",{"id":124,"year":125,"html":126,"doi":11},16149294,1912,"Bøggild, O.B. (1912) Iagttagelser over Kryolitgruppens Mineraler [Observations on the Minerals of the Cryolite Group]. \u003Ci>Meddelelser om Grønland\u003C\u002Fi>,  50 (3).  \u003Ca target='_blank' href='https:\u002F\u002Ftekniskkulturarv.dk\u002Fbook\u002Fade070f1-f03c-4d40-b281-8c6dc2029d8e\u002Fiagttagelser-over-kryolitgruppens-mineraler.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":128,"year":129,"html":130,"doi":11},520930,1939,"Pabst, Adolf (1939) Formula and structure of ralstonite. \u003Ci>American Mineralogist\u003C\u002Fi>,  24 (9) 566-576 \u003Ca target='_blank' href='http:\u002F\u002Fwww.minsocam.org\u002Fammin\u002FAM24\u002FAM24_566.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":132,"year":129,"html":133,"doi":11},16121482,"Moyd in: Gordon (1939) Academy of Sciences Philadelphia, Not. Nat., no. 11.",{"id":135,"year":136,"html":137,"doi":11},521879,1949,"Ferguson, R. B. (1949) Observations on some aluminium fluoride minerals. \u003Ci>American Mineralogist\u003C\u002Fi>,  34 (5-6) 383-397 \u003Ca target='_blank' href='http:\u002F\u002Fwww.minsocam.org\u002Fammin\u002FAM34\u002FAM34_383.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":139,"year":140,"html":141,"doi":11},1118652,1951,"Palache, Charles; Berman, Harry; Frondel, Clifford (1951) \u003Ci>The System of Mineralogy\u003C\u002Fi> (7th ed.) Vol. 2 - Halides, Nitrates, Borates, Carbonates, Sulfates, Phosphates, Arsenates, Tungstates, Molybdates, Etc. John Wiley and Sons.",{"id":143,"year":144,"html":145,"doi":11},524391,1965,"Pauly, Hans (1965) Ralstonite from Ivigtut, South Greenland. \u003Ci>American Mineralogist\u003C\u002Fi>,  50 (11-12) 1851-1864 \u003Ca target='_blank' href='http:\u002F\u002Fwww.minsocam.org\u002Fammin\u002FAM50\u002FAM50_1851.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":147,"year":148,"html":149,"doi":11},16121486,1968,"Di Girolamo, P., Franco, E. (1968) Ralstonite nelle fratture fumarolizzate del tufo campano di S. Prosco (Caseria). Atti. ccad. Sci. Fis. Mat. Napoli: 7: 1-18.",{"id":151,"year":152,"html":153,"doi":11},16121487,1976,"Hitchon, B., Holloway, L.R., and Bayliss, P. (1976) Formation of ralstonite during low-temperature acid digestion of shales. The Canadian Mineralogist: 14: 391-392.",{"id":155,"year":156,"html":157,"doi":11},16121488,1977,"Heinrich, E.W. (1977) Aluminofluoride minerals of the Goldie carbonatite, Fremont County, Colorado. The Mountain Geologist: 14: 33-46.",{"id":159,"year":160,"html":161,"doi":11},16121489,1984,"Effenberger, H. and Kluger, F. (1984) Ralstonit: ein Beitrag zur Kenntnis von Zusammensetzung und Kristallstructur. Neues Jahrbuch für Mineralogie, Monatshefte (1984): 97-108.",{"id":163,"year":164,"html":165,"doi":166},16870651,1985,"Pauly, Hans (1985) Hardness of cryolite, chiolite, cryolithionite and other fluorides from Ivigtut, South Greenland. \u003Ci>Bulletin of the Geological Society of Denmark\u003C\u002Fi>,  34. 145-150 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.37570\u002Fbgsd-1985-34-13'>doi:10.37570\u002Fbgsd-1985-34-13\u003C\u002Fa>","10.37570\u002Fbgsd-1985-34-13",{"id":168,"year":169,"html":170,"doi":11},16121490,1990,"Rosenberg, P.E. (1990) Stability relations of ralstonite in the system aluminum fluoride-aluminum oxide-water. Geological Society of America, Abstract Programs: 22: 340.",{"id":172,"year":169,"html":173,"doi":174},1666,"Birch, W. D., Pring, A. (1990) A calcian ralstonite-like mineral from the Cleveland Mine, Tasmania, Australia. \u003Ci>Mineralogical Magazine\u003C\u002Fi>,  54 (377) 599-602 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1180\u002Fminmag.1990.054.377.11'>doi:10.1180\u002Fminmag.1990.054.377.11\u003C\u002Fa> \u003Ca target='_blank' href='https:\u002F\u002Frruff.info\u002Fdoclib\u002FMinMag\u002FVolume_54\u002F54-377-599.pdf' class='refpdflink'>\u003C\u002Fa>","10.1180\u002Fminmag.1990.054.377.11",{"id":176,"year":177,"html":178,"doi":11},16966910,2005,"(2005) Hydrokenoralstonite. \u003Ci>Handbook of Mineralogy\u003C\u002Fi>. Mineralogical Society of America \u003Ca target='_blank' href='https:\u002F\u002Fwww.handbookofmineralogy.org\u002Fpdfs\u002Fralstonite.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":180,"year":181,"html":182,"doi":183},64231,2006,"Rosenberg, P. E. (2006) Stability relations of aluminum hydroxy-fluoride hydrate, a ralstonite-like mineral, in the system AlF3-Al2O3-H2O-HF. \u003Ci>The Canadian Mineralogist\u003C\u002Fi>,  44 (1). 125-134 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.2113\u002Fgscanmin.44.1.125'>doi:10.2113\u002Fgscanmin.44.1.125\u003C\u002Fa>","10.2113\u002Fgscanmin.44.1.125",{"id":185,"year":186,"html":187,"doi":188},64530,2008,"Rosenberg, P. E. (2008) Stability relations of aluminum hydroxy-fluoride hydrate, a ralstonite-like mineral, in the system AlF3-Al2O3-H2O-HF: Erratum. \u003Ci>The Canadian Mineralogist\u003C\u002Fi>,  46 (2). 541-542 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.3749\u002Fcanmin.46.2.541'>doi:10.3749\u002Fcanmin.46.2.541\u003C\u002Fa>","10.3749\u002Fcanmin.46.2.541",{"id":190,"year":191,"html":192,"doi":193},65419,2017,"Atencio, Daniel, Andrade, Marcelo B., Bastos Neto, Artur C., Pereira, Vitor P. (2017) Ralstonite Renamed Hydrokenoralstonite, Coulsellite Renamed Fluornatrocoulsellite, and Their Incorporation Into the Pyrochlore Supergroup. \u003Ci>The Canadian Mineralogist\u003C\u002Fi>,  55 (1) 115-120 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.3749\u002Fcanmin.1600056'>doi:10.3749\u002Fcanmin.1600056\u003C\u002Fa>","10.3749\u002Fcanmin.1600056",[195,205,212,219,225,231,236,246,256,264,273],{"id":196,"source_url":197,"license_code":198,"credit_html":199,"title":200,"description":201,"author":202,"original_width":203,"original_height":204},11883,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=147374360","CC BY 4.0","J. Patrick Fischer, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=147374360\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","1187 Ralstonit 3.jpg","Hydrokenoralstonit (Ralstonit), Ivittuut (Ivigtut), Grönland, 272 Gramm","J. Patrick Fischer",2867,2315,{"id":206,"source_url":207,"license_code":198,"credit_html":208,"title":209,"description":201,"author":202,"original_width":210,"original_height":211},11884,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=147374361","J. Patrick Fischer, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=147374361\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","1187 Ralstonit 1.jpg",3134,2604,{"id":213,"source_url":214,"license_code":198,"credit_html":215,"title":216,"description":201,"author":202,"original_width":217,"original_height":218},11885,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=147374362","J. Patrick Fischer, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=147374362\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","1187 Ralstonit 2.jpg",2919,2517,{"id":220,"source_url":221,"license_code":198,"credit_html":222,"title":223,"description":201,"author":202,"original_width":224,"original_height":211},11886,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=147374365","J. Patrick Fischer, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=147374365\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","1187 Ralstonit 4.jpg",4624,{"id":226,"source_url":227,"license_code":198,"credit_html":228,"title":229,"description":201,"author":202,"original_width":230,"original_height":211},11887,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=147374367","J. Patrick Fischer, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=147374367\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","1187 Ralstonit 5.jpg",3744,{"id":232,"source_url":233,"license_code":198,"credit_html":234,"title":235,"description":201,"author":202,"original_width":224,"original_height":211},11888,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=147374368","J. Patrick Fischer, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=147374368\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","1187 Ralstonit 6.jpg",{"id":237,"source_url":238,"license_code":239,"credit_html":240,"title":241,"description":242,"author":243,"original_width":244,"original_height":245},11881,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=10151656","CC BY-SA 3.0","Robert M. Lavinsky, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=10151656\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Thomsenolite-Ralstonite-177548.jpg","\u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FThomsenolite\" class=\"extiw\" title=\"en:Thomsenolite\">Thomsenolite\u003C\u002Fa>, \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FRalstonite\" class=\"extiw\" title=\"en:Ralstonite\">Ralstonite\u003C\u002Fa>\n\u003Cdl>\u003Cdd>\u003Cdl>\u003Cdd>Locality: Ivigtut Cryolite deposit, \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FIvittuut\" class=\"extiw\" title=\"en:Ivittuut\">Ivittuut (Ivigtut)\u003C\u002Fa>, Arsuk Firth, \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FArsuk\" class=\"extiw\" title=\"en:Arsuk\">Arsuk\u003C\u002Fa>, Kitaa (West Greenland) Province, Greenland (\u003Ca rel=\"nofollow\" class=\"external text\" href=\"http:\u002F\u002Fwww.mindat.org\u002Floc-1958.html\">Locality at mindat.org\u003C\u002Fa>)\u003C\u002Fdd>\n\u003Cdd>Size: 5.2 x 3.6 x 3.3 cm.\u003C\u002Fdd>\n\u003Cdd>This is a very rich specimen with several shallow vugs into which beautiful, transparent crystals of thomsenolite to 8mm grow. An old specimen from the late 1800s or early 1900s, from the Freiberg State Mining Museum.\u003C\u002Fdd>\u003C\u002Fdl>\u003C\u002Fdd>\u003C\u002Fdl>","Robert M. Lavinsky",601,800,{"id":247,"source_url":248,"license_code":249,"credit_html":250,"title":251,"description":252,"author":253,"original_width":254,"original_height":255},24086,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=9496402","Public domain","Modris Baum, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=9496402\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Thomsenolite and Ralstonite - Ivittuut, Arsuk Firth, Kitaa. West Greenland.jpg","\u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FThomsenolite\" class=\"extiw\" title=\"en:Thomsenolite\">Thomsenolite\u003C\u002Fa> \"obelisks\" with a few pseudo cubic \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FRalstonite\" class=\"extiw\" title=\"en:Ralstonite\">ralstonite\u003C\u002Fa> (top center cluster). Thomsenolite can look cubic as well but the labels says \"ralstonite\" and it would be suprising to have both habits in one cluster. In any case, the rest of the specimen has plenty of ralstonite. - Locality: Ivittuut (Ivigtut), Arsuk Firth, Arsuk, Kitaa (West Greenland) Province, Greenland - FOV: 2.4 x 3.0 mm","Modris Baum",507,653,{"id":257,"source_url":258,"license_code":239,"credit_html":259,"title":260,"description":261,"author":243,"original_width":262,"original_height":263},60098,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=10460910","Robert M. Lavinsky, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=10460910\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Ralstonite-Thomsenolite-rare08-2-64a.jpg","\u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FRalstonite\" class=\"extiw\" title=\"en:Ralstonite\">Ralstonite\u003C\u002Fa>, \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FThomsenolite\" class=\"extiw\" title=\"en:Thomsenolite\">Thomsenolite\u003C\u002Fa>\n\u003Cdl>\u003Cdd>\u003Cdl>\u003Cdd>Locality: Ivigtut Cryolite deposit, \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FIvittuut\" class=\"extiw\" title=\"en:Ivittuut\">Ivittuut (Ivigtut)\u003C\u002Fa>, Arsuk Firth, \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FArsuk\" class=\"extiw\" title=\"en:Arsuk\">Arsuk\u003C\u002Fa>, Kitaa (West Greenland) Province, Greenland (\u003Ca rel=\"nofollow\" class=\"external text\" href=\"http:\u002F\u002Fwww.mindat.org\u002Floc-1958.html\">Locality at mindat.org\u003C\u002Fa>)\u003C\u002Fdd>\n\u003Cdd>Size: miniature, 5.2 x 3.6 x 3.3 cm\n\u003Cdl>\u003Cdt>Thomsenolite in Ralstonite\u003C\u002Fdt>\u003C\u002Fdl>\u003C\u002Fdd>\n\u003Cdd>This is a very rich specimen with several shallow vugs into which beautiful, transparent crystals of thomsenolite to 8mm grow. The front view, for my taste, is shown in the large image. However the back side is also interesting, and has more crystals, in which the top halves are infused with iron staining, giving them an unusual umber coloration. Old specimen from the late 1800s or early 1900s, from the Freiberg State Mining Museum. (TYPE LOCALITY)\u003C\u002Fdd>\u003C\u002Fdl>\u003C\u002Fdd>\u003C\u002Fdl>",357,400,{"id":265,"source_url":266,"license_code":249,"credit_html":267,"title":268,"description":269,"author":270,"original_width":271,"original_height":272},60111,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=114784701","Mark Joseph Wylie, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=114784701\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Prosopite, Amazonite, Hydrokenoralstonite, Thomsenolite, Cryolite-131839.jpg","\u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FProsopite\" class=\"extiw\" title=\"en:Prosopite\">Prosopite\u003C\u002Fa>, \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FAmazonite\" class=\"extiw\" title=\"en:Amazonite\">Amazonite\u003C\u002Fa>, \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FHydrokenoralstonite\" class=\"extiw\" title=\"en:Hydrokenoralstonite\">Hydrokenoralstonite\u003C\u002Fa>, \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FThomsenolite\" class=\"extiw\" title=\"en:Thomsenolite\">Thomsenolite\u003C\u002Fa>, \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FCryolite\" class=\"extiw\" title=\"en:Cryolite\">Cryolite\u003C\u002Fa>\n\u003Cdl>\u003Cdd>\u003Cdl>\u003Cdd>Dimensions: 6 cm × 3 cm × 2 cm\u003C\u002Fdd>\n\u003Cdd>Locality: Morefield Mine (Morefield Pegmatite), Winterham, Amelia County, Virginia, USA\u003C\u002Fdd>\n\u003Cdd>Description: Lavender prosopite with green amazonite and alumino-fluorides xls of ralstonite & thomsenolite on cryolite at the other end. 45' level, 145' NE, hanging wall; July of 2002 collected by Sam Dunaway & owner MWylie photo by Gene Fulk.\u003C\u002Fdd>\u003C\u002Fdl>\u003C\u002Fdd>\u003C\u002Fdl>","Mark Joseph Wylie",2298,1720,{"id":274,"source_url":275,"license_code":249,"credit_html":276,"title":277,"description":278,"author":270,"original_width":279,"original_height":280},51183,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=114784703","Mark Joseph Wylie, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=114784703\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Cryolite, Hydrokenoralstonite, Thomsenolite, Prosopite, Amazonite, Rutile-589514.jpg","\u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FCryolite\" class=\"extiw\" title=\"en:Cryolite\">Cryolite\u003C\u002Fa>, \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FHydrokenoralstonite\" class=\"extiw\" title=\"en:Hydrokenoralstonite\">Hydrokenoralstonite\u003C\u002Fa>, \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FThomsenolite\" class=\"extiw\" title=\"en:Thomsenolite\">Thomsenolite\u003C\u002Fa>, \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FProsopite\" class=\"extiw\" title=\"en:Prosopite\">Prosopite\u003C\u002Fa>, \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FAmazonite\" class=\"extiw\" title=\"en:Amazonite\">Amazonite\u003C\u002Fa>, \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FRutile\" class=\"extiw\" title=\"en:Rutile\">Rutile\u003C\u002Fa>\n\u003Cdl>\u003Cdd>\u003Cdl>\u003Cdd>Dimensions: 6 cm × 3 cm × 2 cm\u003C\u002Fdd>\n\u003Cdd>Locality: Morefield Mine (Morefield Pegmatite), Winterham, Amelia County, Virginia, USA\u003C\u002Fdd>\n\u003Cdd>Description: Sparkling xl faces of micro ralstonite & thomsenolite on cryolite with lavender prosopite & green amazonite on the other end. 45' level, 145' NE, hanging wall, July of 2002 collected by Sam Dunaway, photo by Gene Fulk & owner Mark Wylie.\u003C\u002Fdd>\u003C\u002Fdl>\u003C\u002Fdd>\u003C\u002Fdl>",1000,730,[282,288],{"id":283,"url":284,"label":285,"formula":286,"spacegroup":287,"year":160},6399,"\u002Fcif\u002F6399.cif","Effenberger 1984","(Al1.548 Mg.452) Na.41 F4.578 O2.258 H3.094","F d 3 m",{"id":289,"url":290,"label":291,"formula":292,"spacegroup":287,"year":129},6400,"\u002Fcif\u002F6400.cif","Pabst 1939","Na.35 (Al1.624 Mg.376) F3.882 O2.993 H2.993",[294,295,296,297,298,299],"AHF","Atroarite","Hydrokenoralstoniet","Ralstonit","Ralstonita","Ralstonite",[301,306,310,314,319],{"lang":302,"names":303},"ca",[304,305],"hidrocenoralstonita","ralstonita",{"lang":307,"names":308},"de",[309],"Hydrokenoralstonit",{"lang":311,"names":312},"eu",[313],"Hidrokenoralstonita",{"lang":315,"names":316},"it",[317,318],"Hydrokenoralstonite, idrogenoralstonite","idrokenoralstonite",{"lang":320,"names":321},"nn",[322],"ralstonitt","Q3929821",{"history":11,"applications":11}]