[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"minerals:one:1419":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":15,"elements":16,"sigelements":21,"key_elements":22,"impurities":23,"cim":24,"ima_status":25,"ima_notes":11,"ima_history":11,"approval_year":11,"publication_year":28,"discovery_year":29,"strunz10ed1":30,"strunz10ed2":31,"strunz10ed3":31,"strunz10ed4":32,"dana8ed1":33,"dana8ed2":34,"dana8ed3":34,"dana8ed4":35,"csystem":36,"cclass":37,"spacegroup":38,"spacegroupset":39,"a":40,"b":41,"c":42,"alpha":41,"beta":41,"gamma":41,"aerror":11,"berror":11,"cerror":11,"alphaerror":11,"betaerror":11,"gammaerror":11,"va3":11,"z":43,"csmetamict":14,"commentcrystal":11,"twinning":44,"tranglide":11,"parting":11,"epitaxidescription":11,"morphology":45,"tlform":46,"hmin":47,"hmax":47,"hardtype":11,"vhnmin":41,"vhnmax":41,"vhnerror":11,"vhng":11,"vhns":11,"commenthard":11,"dmeas":48,"dmeas2":49,"dcalc":50,"dmeaserror":11,"dcalcerror":11,"commentdense":11,"lustre":11,"lustretype":51,"commentluster":52,"diapheny":53,"streak":54,"colour":55,"commentcolor":11,"colors":56,"streak_colors":61,"luminescence":11,"uv":62,"cleavage":63,"cleavagetype":64,"fracturetype":65,"tenacity":66,"commentbreak":67,"opticaltype":68,"opticalsign":69,"opticalalpha":41,"opticalalpha2":41,"opticalalphaerror":11,"opticalbeta":41,"opticalbeta2":41,"opticalbetaerror":11,"opticalgamma":41,"opticalgamma2":41,"opticalgammaerror":11,"opticalomega":70,"opticalomega2":71,"opticalomegaerror":11,"opticalepsilon":72,"opticalepsilon2":73,"opticalepsilonerror":11,"opticaln":41,"opticaln2":41,"opticalnerror":11,"optical2vcalc":41,"optical2vcalc2":41,"optical2vcalcerror":11,"optical2vmeasured":41,"optical2vmeasured2":41,"optical2vmeasurederror":11,"rimin":74,"rimax":75,"opticaldispersion":11,"opticalpleochroism":11,"opticalpleochorismdesc":11,"opticalbirefringence":11,"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":76,"industrial":11,"occurrence":77,"otheroccurrence":78,"type_specimen_store":79,"description_short":80,"aboutname":81,"rock_parent":11,"rock_parent2":11,"rock_root":9,"rock_bgs_code":11,"meteoritical_code":11,"updttime":82,"reviewed_at":11,"variety_of":11,"varieties":83,"group_members":84,"associates":102,"confused_with":150,"type_localities":151,"occurrence_total":158,"citations":159,"images":229,"structures":287,"synonyms":317,"language_names":323,"wikidata_qid":372,"texts":373},1419,"1:1:1419:5","c5cd765a-e4cf-4828-bf56-5f1179d436db","Eucryptite","Ecp",0,"mineral",null,39500,1237,false,"LiAlSiO\u003Csub>4\u003C\u002Fsub>",[17,18,19,20],"Al","Li","Si","O",[17,18,19,20],[18],",Na,K,,","16.1.3",[26,27],"APPROVED","GRANDFATHERED",1880,"1880","9","A","05","51","1","3","Trigonal",10,80,"R-3","13.48","0","9.01",18,"Some eucryptite samples are polysynthetically twinned, with alternating thin and broad twin lamellae. Sometimes possible to recognize the twinning with the naked eye.  The angle between the optic axes of two adjacent crystals is about 74° and the angle between the composition plane of the crystals and the optic axis 37°.","Usually massive, rarely in equant euhedral crystals with \u003Cmi>{10_10}, {0001}, and {11_20}\u003C\u002Fmi>. (Bikita: Hurlbut, 1962). More complex crystals found at Kings Mountain, North Carolina, USA.","Compact masses with an indistinct fibrous to columnar structure.",6.5,"2.657","2.666","2.654","Sub-Vitreous,Resinous,Greasy","Usually sub-vitrous","Transparent,Translucent","White","Colorless, white, pale tan, pale gray",[57,58,59,60],"colorless","white","gray","yellow",[58],"Magenta-red or orange under SW UV. Generally fluorescent (both natural and synthetic), however, Haapaluoma eucryptite is not fluorescent. The fluorescence of Tanco eucryptite fades rapidly after the larger grains have been crushed and disappears completely in powdered material (Cerny 1972).","\u003Cmi>Poor on {10_10} and {0001}.\u003C\u002Fmi>","Poor\u002FIndistinct","Irregular\u002FUneven,Conchoidal","brittle","Pure masses from Bikita show conchoidal fracture.","Uniaxial","+","1.57","1.573","1.583","1.587",1.57,1.587,"Gelatinizes with HCl.","Lithium-rich pegmatite.","In lithium-rich pegmatites, often as graphic intergrowths with albite derived from alteration of spodumene.","No designated type specimen.","Phenakite Group.","Named in 1880 by Brush and Dana from the Greek for \"well concealed\", in allusion to its occurrence embedded in albite. Also known as α-eucryptite or alpha-eucryptite.","2026-03-14 11:08:39",[],[85,94],{"id":86,"name":87,"entrytype":9,"csystem":36,"ima_formula":88,"mindat_formula":89,"hmin":90,"hmax":91,"dmeas":92,"dcalc":92,"primary_image_id":93},3188,"Phenakite","Be\u003Csub>2\u003C\u002Fsub>(SiO\u003Csub>4\u003C\u002Fsub>)","Be\u003Csub>2\u003C\u002Fsub>SiO\u003Csub>4\u003C\u002Fsub>",7.5,8,"2.96",19257,{"id":95,"name":96,"entrytype":9,"csystem":36,"ima_formula":97,"mindat_formula":97,"hmin":98,"hmax":98,"dmeas":99,"dcalc":100,"primary_image_id":101},4292,"Willemite","Zn\u003Csub>2\u003C\u002Fsub>SiO\u003Csub>4\u003C\u002Fsub>",5.5,"3.89","4.224",30976,[103,112,117,126,136,143],{"id":104,"name":105,"entrytype":9,"csystem":106,"ima_formula":107,"mindat_formula":107,"hmin":108,"hmax":47,"dmeas":109,"dcalc":110,"primary_image_id":111},96,"Albite","Triclinic","Na(AlSi\u003Csub>3\u003C\u002Fsub>O\u003Csub>8\u003C\u002Fsub>)",6,"2.6","2.615",549,{"id":113,"name":114,"entrytype":115,"csystem":106,"ima_formula":11,"mindat_formula":107,"hmin":108,"hmax":47,"dmeas":109,"dcalc":41,"primary_image_id":116},7688,"Cleavelandite",2,31843,{"id":118,"name":119,"entrytype":9,"csystem":120,"ima_formula":121,"mindat_formula":122,"hmin":47,"hmax":47,"dmeas":123,"dcalc":124,"primary_image_id":125},3171,"Petalite","Monoclinic","LiAlSi\u003Csub>4\u003C\u002Fsub>O\u003Csub>10\u003C\u002Fsub>","LiAl(Si\u003Csub>4\u003C\u002Fsub>O\u003Csub>10\u003C\u002Fsub>)","2.412","2.4",19139,{"id":127,"name":128,"entrytype":9,"csystem":129,"ima_formula":130,"mindat_formula":131,"hmin":47,"hmax":132,"dmeas":133,"dcalc":134,"primary_image_id":135},3255,"Pollucite","Isometric","Cs(Si\u003Csub>2\u003C\u002Fsub>Al)O\u003Csub>6\u003C\u002Fsub> · nH\u003Csub>2\u003C\u002Fsub>O","(Cs,Na)\u003Csub>2\u003C\u002Fsub>(Al\u003Csub>2\u003C\u002Fsub>Si\u003Csub>4\u003C\u002Fsub>O\u003Csub>12\u003C\u002Fsub>)·2H\u003Csub>2\u003C\u002Fsub>O",7,"2.68","2.94",19727,{"id":137,"name":138,"entrytype":9,"csystem":36,"ima_formula":139,"mindat_formula":139,"hmin":132,"hmax":132,"dmeas":140,"dcalc":141,"primary_image_id":142},3337,"Quartz","SiO\u003Csub>2\u003C\u002Fsub>","2.65","2.66",30579,{"id":144,"name":145,"entrytype":9,"csystem":120,"ima_formula":146,"mindat_formula":146,"hmin":47,"hmax":132,"dmeas":147,"dcalc":148,"primary_image_id":149},3733,"Spodumene","LiAlSi\u003Csub>2\u003C\u002Fsub>O\u003Csub>6\u003C\u002Fsub>","3.1","3.184",22683,[],[152],{"id":153,"txt":154,"latitude":155,"longitude":156,"country":157},6816,"Fillow Quarry, Branchville, Redding, Fairfield County, Connecticut, USA",41.2677778,-73.4391667,"USA",43,[160,163,167,172,176,181,185,189,193,198,203,208,212,216,221,225],{"id":161,"year":28,"html":162,"doi":11},16108776,"Brush, G.J., Dana, E.S. (1880) On the mineral locality at Branchville, Connecticut: Fourth paper. American Journal of Science, 120, 258-285.",{"id":164,"year":165,"html":166,"doi":11},1118647,1892,"Dana, Edward Salisbury; Dana, James Dwight (1892) \u003Ci>A System of Mineralogy\u003C\u002Fi> (6th ed.). John Wiley & Sons, Inc.",{"id":168,"year":169,"html":170,"doi":171},4080051,1950,"ROY, RUSTUM, ROY, DELLA M., OSBORN, E. F. (1950) Compositional and Stability Relationships Among the Lithium Aluminosilicates: Eucryptite, Spodumene, and Petalite. \u003Ci>Journal of the American Ceramic Society\u003C\u002Fi>, 33 (5). 152-159 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1111\u002Fj.1151-2916.1950.tb12780.x'>doi:10.1111\u002Fj.1151-2916.1950.tb12780.x\u003C\u002Fa>","10.1111\u002Fj.1151-2916.1950.tb12780.x",{"id":173,"year":174,"html":175,"doi":11},16108779,1953,"Mrose, M.E. (1953). α-Eucryptite Problem [abstract]. American Mineralogist, 38, 353-353.",{"id":177,"year":178,"html":179,"doi":180},7745424,1954,"Winkler, Helmut G. F. (1954) Struktur und Polymorphie des Eukryptits (Tief-LiAlSiO4). (Betrachtungen zur Polymorphie II.). \u003Ci>Heidelberger Beiträge zur Mineralogie und Petrographie\u003C\u002Fi>,  4 (1-2). 233-242 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1007\u002Fbf01111159'>doi:10.1007\u002Fbf01111159\u003C\u002Fa>","10.1007\u002Fbf01111159",{"id":182,"year":183,"html":184,"doi":11},523702,1962,"Hurlbut, Cornelius S. (1962) Eucryptite from Bikita, Southern Rhodesia. \u003Ci>American Mineralogist\u003C\u002Fi>,  47 (5-6) 557-561 \u003Ca target='_blank' href='http:\u002F\u002Fwww.minsocam.org\u002Fammin\u002FAM47\u002FAM47_557.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":186,"year":187,"html":188,"doi":11},524971,1968,"Leavens, Peter B., Hurlbut, C. S., Nelen, and Joseph A. (1968) Eucryptite and bikitaite from King's Mountain, North Carolina. \u003Ci>American Mineralogist\u003C\u002Fi>,  53 (7-8) 1202-1207 \u003Ca target='_blank' href='http:\u002F\u002Fwww.minsocam.org\u002Fammin\u002FAM53\u002FAM53_1202.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":190,"year":191,"html":192,"doi":11},16991976,1972,"Černý, P. (1972) The Tanco pegmatite at Bernic Lake, Manitoba. VII. Eucryptite. \u003Ci>The Canadian Mineralogist\u003C\u002Fi>,  11 (3) 708-713 \u003Ca target='_blank' href='https:\u002F\u002Frruff.info\u002Frruff_1.0\u002Fuploads\u002FCM11_708.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":194,"year":195,"html":196,"doi":197},109044,1976,"LEISMANN, D.; BÖHM, H.; HOFFMANN, W. (1976) Doppelbrechung und optisches Drehungsvermögen von ß-Eukryptit, LiAlSiO\u003Csub>4\u003C\u002Fsub>. \u003Ci>Zeitschrift für Kristallographie\u003C\u002Fi>,  143 (1-6). 300-308 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1524\u002Fzkri.1976.143.jg.300'>doi:10.1524\u002Fzkri.1976.143.jg.300\u003C\u002Fa>","10.1524\u002Fzkri.1976.143.jg.300",{"id":199,"year":200,"html":201,"doi":202},5361760,1982,"Lahti, S.I., Kallio, P., von Knorring, O. (1982) The composition, physical properties and occurrence of eucryptite from the Haapaluoma pegmatite, Finland. \u003Ci>Bulletin of the Geological Society of Finland\u003C\u002Fi>,  54 (1) 5-13 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.17741\u002Fbgsf\u002F54.1-2.001'>doi:10.17741\u002Fbgsf\u002F54.1-2.001\u003C\u002Fa>","10.17741\u002Fbgsf\u002F54.1-2.001",{"id":204,"year":205,"html":206,"doi":207},110891,1985,"Hesse, K.-F. (1985) Crystal structures of natural and synthetic α-eucryptite, LiAlSiO4. \u003Ci>Zeitschrift für Kristallographie\u003C\u002Fi>,  172 (1). 147-151 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1524\u002Fzkri.1985.172.1-2.147'>doi:10.1524\u002Fzkri.1985.172.1-2.147\u003C\u002Fa> \u003Ca target='_blank' href='https:\u002F\u002Frruff.info\u002Fdoclib\u002Fzk\u002Fvol172\u002FZK172_147.pdf' class='refpdflink'>\u003C\u002Fa>","10.1524\u002Fzkri.1985.172.1-2.147",{"id":209,"year":210,"html":211,"doi":11},16108785,1995,"Anthony, Bideaux, Bladh & Nichols (1995). Handbook of Mineralogy, Vol. II.",{"id":213,"year":214,"html":215,"doi":11},1118654,1997,"Gaines, Richard V.; Skinner, H. Catherine W.; Foord, Eugene E.; Mason, Brian; Rosenzweig, Abraham; King, Vandall T. (1997) \u003Ci>Dana's New Mineralogy\u003C\u002Fi> (8th ed.). Wiley-Interscience. 1872 pp.",{"id":217,"year":218,"html":219,"doi":220},4296562,2000,"Norby, P.; Hanson, J. C.; Fitch, A. N.; Vaughan, G.; Flaks, L.; Gualtieri, A. (2000) Formation of α-Eucryptite, LiAlSiO\u003Csub>4\u003C\u002Fsub>:  An In-Situ Synchrotron X-ray Powder Diffraction Study of a High Temperature Hydrothermal Synthesis. \u003Ci>Chemistry of Materials\u003C\u002Fi>,  12 (5). 1473-1479 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1021\u002Fcm991210h'>doi:10.1021\u002Fcm991210h\u003C\u002Fa>","10.1021\u002Fcm991210h",{"id":222,"year":223,"html":224,"doi":11},16964171,2001,"(2001) Eucryptite. \u003Ci>Handbook of Mineralogy\u003C\u002Fi>. Mineralogical Society of America \u003Ca target='_blank' href='https:\u002F\u002Fwww.handbookofmineralogy.org\u002Fpdfs\u002Feucryptite.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":226,"year":223,"html":227,"doi":228},394373,"Daniels, Peter, Fyfe, Colin A. (2001) Al,Si order in the crystal structure of α-eucryptite (LiAlSiO4) \u003Ci>American Mineralogist\u003C\u002Fi>,  86 (3) 279-283 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.2138\u002Fam-2001-2-310'>doi:10.2138\u002Fam-2001-2-310\u003C\u002Fa> \u003Ca target='_blank' href='https:\u002F\u002Frruff.info\u002Fdoclib\u002Fam\u002Fvol86\u002FAM86_279.pdf' class='refpdflink'>\u003C\u002Fa>","10.2138\u002Fam-2001-2-310",[230,240,248,258,268,277],{"id":231,"source_url":232,"license_code":233,"credit_html":234,"title":235,"description":236,"author":237,"original_width":238,"original_height":239},8164,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=10159400","CC BY-SA 3.0","Robert M. Lavinsky, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=10159400\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Eucryptite-202043.jpg","\u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FEucryptite\" class=\"extiw\" title=\"en:Eucryptite\">Eucryptite\u003C\u002Fa>\n\u003Cdl>\u003Cdd>\u003Cdl>\u003Cdd>Locality: Abija N. Fillow Quarry (Branchville Quarry), \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FBranchville\" class=\"extiw\" title=\"en:Branchville\">Branchville\u003C\u002Fa>, \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FRedding\" class=\"extiw\" title=\"en:Redding\">Redding\u003C\u002Fa>, Fairfield County, \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FConnecticut\" class=\"extiw\" title=\"en:Connecticut\">Connecticut\u003C\u002Fa>, USA (\u003Ca rel=\"nofollow\" class=\"external text\" href=\"http:\u002F\u002Fwww.mindat.org\u002Floc-6816.html\">Locality at mindat.org\u003C\u002Fa>)\u003C\u002Fdd>\n\u003Cdd>Size: 9.3 x 7.0 x 2.8 cm.\u003C\u002Fdd>\n\u003Cdd>From the TYPE LOCALITY 1880, this specimen has small grains of eucryptite embedded in the albite matrix. They are fluorescent orange. According to MINDAT, named in 1880 by Brush and Dana from the Greek for \"well concealed\", in allusion to its occurrence embedded in albite. I have not seen a type locality piece for sale before. Ex. Academy of Natural Sciences Philadelphia Collection.\u003C\u002Fdd>\u003C\u002Fdl>\u003C\u002Fdd>\u003C\u002Fdl>","Robert M. Lavinsky",800,614,{"id":241,"source_url":242,"license_code":233,"credit_html":243,"title":244,"description":245,"author":237,"original_width":246,"original_height":247},8166,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=10456290","Robert M. Lavinsky, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=10456290\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Eucryptite-pas-152b.jpg","\u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FEucryptite\" class=\"extiw\" title=\"en:Eucryptite\">Eucryptite\u003C\u002Fa>\n\u003Cdl>\u003Cdd>\u003Cdl>\u003Cdd>Locality: Abija N. Fillow Quarry (Branchville Quarry), \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FBranchville\" class=\"extiw\" title=\"en:Branchville\">Branchville\u003C\u002Fa>, \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FRedding\" class=\"extiw\" title=\"en:Redding\">Redding\u003C\u002Fa>, Fairfield County, \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FConnecticut\" class=\"extiw\" title=\"en:Connecticut\">Connecticut\u003C\u002Fa>, USA (\u003Ca rel=\"nofollow\" class=\"external text\" href=\"http:\u002F\u002Fwww.mindat.org\u002Floc-6816.html\">Locality at mindat.org\u003C\u002Fa>)\u003C\u002Fdd>\n\u003Cdd>Size: small cabinet, 9.3 x 7.0 x 2.8 cm\n\u003Cdl>\u003Cdt>Eucryptite\u003C\u002Fdt>\u003C\u002Fdl>\u003C\u002Fdd>\n\u003Cdd>From the TYPE LOCALITY 1880, this specimen has small grains of eucryptite embedded in the albite matrix. They are FLUORESCENT orange. According to MINDAT, named in 1880 by Brush and Dana from the Greek for \"well concealed\", in allusion to its occurrence embedded in albite. I have not seen a type locality piece for sale before\u003C\u002Fdd>\u003C\u002Fdl>\u003C\u002Fdd>\u003C\u002Fdl>",400,246,{"id":249,"source_url":250,"license_code":251,"credit_html":252,"title":253,"description":254,"author":255,"original_width":256,"original_height":257},8167,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=28616594","CC BY 3.0","John Sobolewski (JSS), via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=28616594\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Eucryptite-459826.jpg","\u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FEucryptite\" class=\"extiw\" title=\"en:Eucryptite\">Eucryptite\u003C\u002Fa>\n\u003Cdl>\u003Cdd>\u003Cdl>\u003Cdd>Locality: Harding Mine (Harding pegmatite), Picuris District, Taos County, New Mexico, USA\u003C\u002Fdd>\n\u003Cdd>\u003Ci>Original description:\u003C\u002Fi> A 4.0 by 2.0 cms pinkish mass. JSS specimen and photo.\u003C\u002Fdd>\u003C\u002Fdl>\u003C\u002Fdd>\u003C\u002Fdl>","John Sobolewski (JSS)",970,626,{"id":259,"source_url":260,"license_code":261,"credit_html":262,"title":263,"description":264,"author":265,"original_width":266,"original_height":267},8168,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=60544552","Public domain","Jyrki Autio, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=60544552\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Eucryptite-736363.jpg","\u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FEucryptite\" class=\"extiw\" title=\"en:Eucryptite\">Eucryptite\u003C\u002Fa> (Size: 25mm x 20mm x 10mm)\n\u003Cdl>\u003Cdd>\u003Cdl>\u003Cdd>Locality: Haapaluoma pegmatite, Peräseinäjoki, Seinäjoki, Western and Inner Finland Region, Finland\u003C\u002Fdd>\n\u003Cdd>Eucryptite, really difficult to distinguish from quartz. Does not fluoresce but does have a pink hue on 5500 K fluorescent lamp light. From I.M.\u003C\u002Fdd>\u003C\u002Fdl>\u003C\u002Fdd>\u003C\u002Fdl>","Jyrki Autio",5184,3456,{"id":269,"source_url":270,"license_code":261,"credit_html":271,"title":272,"description":273,"author":274,"original_width":275,"original_height":276},8163,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=1956057","Dave Dyet http:\u002F\u002Fwww.shutterstone.com http:\u002F\u002Fwww.dyet.com, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=1956057\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Eucryptite Lithium aluminum silicate Etta Mine Keystone South Dakota 2524.jpg","\u003Cp>\u003Cb>\u003Ca href=\"\u002F\u002Fcommons.wikimedia.org\u002Fwiki\u002FCategory:Eucryptite\" title=\"Category:Eucryptite\">Eucryptite\u003C\u002Fa>\u003C\u002Fb>.\n\u003C\u002Fp>\n\u003Cul>\u003Cli>From the Etta Mine, Keystone, Pennington County, \u003Ca href=\"\u002F\u002Fcommons.wikimedia.org\u002Fwiki\u002FSouth_Dakota\" class=\"mw-redirect\" title=\"South Dakota\">South Dakota\u003C\u002Fa>.\u003C\u002Fli>\u003C\u002Ful>\n\u003Cdiv style=\"clear:both;\">\u003C\u002Fdiv>\n\u003Cul>\u003Cli>\u003Ci>These mineral images are free to use how you wish.\u003C\u002Fi>\u003C\u002Fli>\u003C\u002Ful>","Dave Dyet http:\u002F\u002Fwww.shutterstone.com http:\u002F\u002Fwww.dyet.com",416,540,{"id":278,"source_url":279,"license_code":280,"credit_html":281,"title":282,"description":283,"author":284,"original_width":285,"original_height":286},8169,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=118187581","CC BY-SA 2.0","Pacific Museum of Earth from Canada, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=118187581\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Bikitaite with Eucryptite (48522436741).jpg","Bikita, Zimbabwe","Pacific Museum of Earth from Canada",4000,6000,[288,294,300,305,310],{"id":289,"url":290,"label":291,"formula":292,"spacegroup":293,"year":223},4294,"\u002Fcif\u002F4294.cif","Daniels 2001 · Li Si Al O4","Li Si Al O4","R 3",{"id":295,"url":296,"label":297,"formula":298,"spacegroup":299,"year":223},4295,"\u002Fcif\u002F4295.cif","Daniels 2001 · Li (Si Al) O4","Li (Si Al) O4","R -3",{"id":301,"url":302,"label":303,"formula":292,"spacegroup":304,"year":218},4296,"\u002Fcif\u002F4296.cif","Xu 2000","P 62 2 2",{"id":306,"url":307,"label":308,"formula":309,"spacegroup":299,"year":205},4298,"\u002Fcif\u002F4298.cif","Hesse 1985","Li (Al Si) O4",{"id":311,"url":312,"label":313,"formula":314,"spacegroup":315,"year":316},4300,"\u002Fcif\u002F4300.cif","Pillars 1973","Si Al Li O4","P 64 2 2",1973,[318,319,320,321,322],"Eucryptiet","Eucryptit","Eucryptita","Eukryptitt","Lithionnephelin",[324,328,332,336,340,345,349,352,356,360,364,368],{"lang":325,"names":326},"ca",[327],"eucriptita",{"lang":329,"names":330},"de",[331],"Eukryptit",{"lang":333,"names":334},"es",[335],"Eucriptita",{"lang":337,"names":338},"eu",[335,339],"Eukriptita",{"lang":341,"names":342},"fr",[343,7,344],"Eucriptite","LiAlSiO4",{"lang":346,"names":347},"he",[348],"איקריפטיט",{"lang":350,"names":351},"it",[343,7],{"lang":353,"names":354},"ja",[355],"ユークリプタイト",{"lang":357,"names":358},"mk",[359],"евкриптит",{"lang":361,"names":362},"sr",[363],"Evkriptit",{"lang":365,"names":366},"ta",[367],"யூக்ரிப்டைட்டு",{"lang":369,"names":370},"uk",[371],"Евкриптит","Q1077131",{"history":11,"applications":11}]