[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"minerals:one:139":3},{"id":4,"longid":5,"guid":6,"name":7,"shortcode_ima":8,"entrytype":9,"entrytype_text":10,"varietyof":11,"synid":11,"polytypeof":11,"groupid":11,"weighting":12,"nolocadd":13,"blacklisted":13,"mindat_formula":14,"mindat_formula_note":15,"ima_formula":16,"elements":17,"sigelements":22,"key_elements":11,"impurities":23,"cim":24,"ima_status":25,"ima_notes":11,"ima_history":11,"approval_year":11,"publication_year":11,"discovery_year":28,"strunz10ed1":29,"strunz10ed2":30,"strunz10ed3":31,"strunz10ed4":32,"dana8ed1":33,"dana8ed2":34,"dana8ed3":35,"dana8ed4":34,"csystem":36,"cclass":11,"spacegroup":11,"spacegroupset":37,"a":37,"b":37,"c":37,"alpha":37,"beta":37,"gamma":37,"aerror":11,"berror":11,"cerror":11,"alphaerror":11,"betaerror":11,"gammaerror":11,"va3":11,"z":11,"csmetamict":13,"commentcrystal":36,"twinning":11,"tranglide":11,"parting":11,"epitaxidescription":11,"morphology":38,"tlform":39,"hmin":40,"hmax":40,"hardtype":11,"vhnmin":37,"vhnmax":37,"vhnerror":11,"vhng":11,"vhns":11,"commenthard":11,"dmeas":41,"dmeas2":41,"dcalc":37,"dmeaserror":11,"dcalcerror":11,"commentdense":11,"lustre":42,"lustretype":43,"commentluster":11,"diapheny":44,"streak":45,"colour":46,"commentcolor":11,"colors":47,"streak_colors":52,"luminescence":53,"uv":11,"cleavage":53,"cleavagetype":54,"fracturetype":55,"tenacity":56,"commentbreak":11,"opticaltype":57,"opticalsign":11,"opticalalpha":37,"opticalalpha2":37,"opticalalphaerror":11,"opticalbeta":37,"opticalbeta2":37,"opticalbetaerror":11,"opticalgamma":37,"opticalgamma2":37,"opticalgammaerror":11,"opticalomega":37,"opticalomega2":37,"opticalomegaerror":11,"opticalepsilon":37,"opticalepsilon2":37,"opticalepsilonerror":11,"opticaln":58,"opticaln2":59,"opticalnerror":11,"optical2vcalc":37,"optical2vcalc2":37,"optical2vcalcerror":11,"optical2vmeasured":37,"optical2vmeasured2":37,"optical2vmeasurederror":11,"rimin":11,"rimax":11,"opticaldispersion":11,"opticalpleochroism":11,"opticalpleochorismdesc":11,"opticalbirefringence":11,"opticalcomments":60,"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":11,"industrial":11,"occurrence":11,"otheroccurrence":61,"type_specimen_store":62,"description_short":63,"aboutname":64,"rock_parent":11,"rock_parent2":11,"rock_root":9,"rock_bgs_code":11,"meteoritical_code":11,"updttime":65,"reviewed_at":11,"variety_of":11,"varieties":66,"group_members":71,"associates":72,"confused_with":163,"type_localities":164,"occurrence_total":169,"citations":170,"images":230,"structures":348,"synonyms":349,"language_names":366,"wikidata_qid":475,"texts":476},139,"1:1:139:7","70d7764a-c1d9-4f66-a9c2-3f7613a54989","Allophane","Alp",0,"mineral",null,5730,false,"(Al\u003Csub>2\u003C\u002Fsub>O\u003Csub>3\u003C\u002Fsub>)(SiO\u003Csub>2\u003C\u002Fsub>)\u003Csub>1.3-2\u003C\u002Fsub>·2.5-3H\u003Csub>2\u003C\u002Fsub>O","Often contains trace contents of Cu, making it more or less blue.","Al\u003Csub>2\u003C\u002Fsub>O\u003Csub>3\u003C\u002Fsub>(SiO\u003Csub>2\u003C\u002Fsub>)\u003Csub>1.3-2.0\u003C\u002Fsub> · 2.5-3.0H\u003Csub>2\u003C\u002Fsub>O",[18,19,20,21],"Al","Si","O","H",[18,19,20,21],",Ti,Fe,Mg,Ca,Na,K,,","15.11",[26,27],"APPROVED","GRANDFATHERED","1816","9","E","D","20","71","1","5","Amorphous","0","Rarely observed as ring-shaped particles, with diameters of 50 Å, which in three dimensions may represent sections through hollow spherules or polyhedra. As hyaline crusts and masses; stalactites and flowstones.","hyaline crusts and masses; stalactites and flowstones.",3,"2.75","Vitreous, sub-resinous, waxy","Waxy","Transparent,Translucent","White","White, pale blue to sky-blue, green, brown",[48,49,50,51],"white","blue","green","brown",[48],"None","None Observed","Conchoidal","brittle","Isotropic","1.468","1.512","RI from air dried sample","A weathering product of volcanic ash. In hydrothermally altered igneous rocks, from the breakdown of feldspars, and in hydrothermal veins, typically related to copper deposits. In sedimentary rocks, including chalk and coal beds.","Mining Academy, Freiberg, Germany, 26104.","Amorphous hydrous silicate of aluminium, composition not fixed. Principal member of the nominal \"Allophane Group.\" \r\nCopper-bearing varieties can be confused with chrysocolla.\r\nColourless varieties may be confused with hyalite.\r\n\r\nThe nano-sized partic...","From the Greek άλλος (\"allos\") for \"other\" or \"different\" and φαίνεσθαι (\"phaenesthai\"), \"to appear\", in allusion to the change it undergoes in a blowpipe flame.","2026-05-07 16:16:28",[67],{"id":68,"name":69,"entrytype":70,"csystem":11,"ima_formula":11,"mindat_formula":14,"hmin":11,"hmax":11,"dmeas":37,"dcalc":11,"primary_image_id":11},7698,"Cupro-Allophane",2,[],[73,83,92,101,111,119,127,134,140,147,156],{"id":74,"name":75,"entrytype":9,"csystem":76,"ima_formula":77,"mindat_formula":78,"hmin":79,"hmax":79,"dmeas":80,"dcalc":81,"primary_image_id":82},157,"Alumohydrocalcite","Triclinic","CaAl\u003Csub>2\u003C\u002Fsub>(CO\u003Csub>3\u003C\u002Fsub>)\u003Csub>2\u003C\u002Fsub>(OH)\u003Csub>4\u003C\u002Fsub> · 4H\u003Csub>2\u003C\u002Fsub>O","CaAl\u003Csub>2\u003C\u002Fsub>(CO\u003Csub>3\u003C\u002Fsub>)\u003Csub>2\u003C\u002Fsub>(OH)\u003Csub>4\u003C\u002Fsub>·4H\u003Csub>2\u003C\u002Fsub>O",2.5,"2.21","2.213",1005,{"id":84,"name":85,"entrytype":9,"csystem":86,"ima_formula":87,"mindat_formula":88,"hmin":89,"hmax":70,"dmeas":90,"dcalc":37,"primary_image_id":91},604,"Beidellite","Monoclinic","(Na,Ca)\u003Csub>0.3\u003C\u002Fsub>Al\u003Csub>2\u003C\u002Fsub>(Si,Al)\u003Csub>4\u003C\u002Fsub>O\u003Csub>10\u003C\u002Fsub>(OH)\u003Csub>2\u003C\u002Fsub> · nH\u003Csub>2\u003C\u002Fsub>O","(Na,Ca\u003Csub>0.5\u003C\u002Fsub>)\u003Csub>0.3\u003C\u002Fsub>Al\u003Csub>2\u003C\u002Fsub>((Si,Al)\u003Csub>4\u003C\u002Fsub>O\u003Csub>10\u003C\u002Fsub>)(OH)\u003Csub>2\u003C\u002Fsub>·nH\u003Csub>2\u003C\u002Fsub>O",1,"2",2980,{"id":93,"name":94,"entrytype":9,"csystem":95,"ima_formula":96,"mindat_formula":97,"hmin":79,"hmax":98,"dmeas":99,"dcalc":37,"primary_image_id":100},1040,"Chrysocolla","Orthorhombic","(Cu\u003Csub>2-x\u003C\u002Fsub>Al\u003Csub>x\u003C\u002Fsub>)H\u003Csub>2-x\u003C\u002Fsub>Si\u003Csub>2\u003C\u002Fsub>O\u003Csub>5\u003C\u002Fsub>(OH)\u003Csub>4\u003C\u002Fsub> · nH\u003Csub>2\u003C\u002Fsub>O","Cu\u003Csub>2-x\u003C\u002Fsub>Al\u003Csub>x\u003C\u002Fsub>(H\u003Csub>2-x\u003C\u002Fsub>Si\u003Csub>2\u003C\u002Fsub>O\u003Csub>5\u003C\u002Fsub>)(OH)\u003Csub>4\u003C\u002Fsub>·nH\u003Csub>2\u003C\u002Fsub>O, x \u003C 1",3.5,"1.93",5675,{"id":102,"name":103,"entrytype":9,"csystem":104,"ima_formula":105,"mindat_formula":105,"hmin":106,"hmax":107,"dmeas":108,"dcalc":109,"primary_image_id":110},1155,"Cristobalite","Tetragonal","SiO\u003Csub>2\u003C\u002Fsub>",6,7,"2.32","2.33",6449,{"id":112,"name":113,"entrytype":9,"csystem":95,"ima_formula":114,"mindat_formula":115,"hmin":70,"hmax":70,"dmeas":116,"dcalc":117,"primary_image_id":118},1330,"Dundasite","PbAl\u003Csub>2\u003C\u002Fsub>(CO\u003Csub>3\u003C\u002Fsub>)\u003Csub>2\u003C\u002Fsub>(OH)\u003Csub>4\u003C\u002Fsub> · H\u003Csub>2\u003C\u002Fsub>O","PbAl\u003Csub>2\u003C\u002Fsub>(CO\u003Csub>3\u003C\u002Fsub>)\u003Csub>2\u003C\u002Fsub>(OH)\u003Csub>4\u003C\u002Fsub>·H\u003Csub>2\u003C\u002Fsub>O","3.1","3.716",7493,{"id":120,"name":121,"entrytype":9,"csystem":36,"ima_formula":122,"mindat_formula":123,"hmin":98,"hmax":124,"dmeas":125,"dcalc":37,"primary_image_id":126},1426,"Evansite","Al\u003Csub>3\u003C\u002Fsub>(PO\u003Csub>4\u003C\u002Fsub>)(OH)\u003Csub>6\u003C\u002Fsub> · 8H\u003Csub>2\u003C\u002Fsub>O","Al\u003Csub>3\u003C\u002Fsub>(PO\u003Csub>4\u003C\u002Fsub>)(OH)\u003Csub>6\u003C\u002Fsub>·6H\u003Csub>2\u003C\u002Fsub>O",4,"1.8",8215,{"id":128,"name":129,"entrytype":9,"csystem":86,"ima_formula":130,"mindat_formula":130,"hmin":79,"hmax":40,"dmeas":131,"dcalc":132,"primary_image_id":133},1689,"Gibbsite","Al(OH)\u003Csub>3\u003C\u002Fsub>","2.38","2.44",2894,{"id":135,"name":136,"entrytype":9,"csystem":11,"ima_formula":137,"mindat_formula":137,"hmin":70,"hmax":40,"dmeas":138,"dcalc":138,"primary_image_id":139},2021,"Imogolite","Al\u003Csub>2\u003C\u002Fsub>SiO\u003Csub>3\u003C\u002Fsub>(OH)\u003Csub>4\u003C\u002Fsub>","2.70",12199,{"id":141,"name":142,"entrytype":9,"csystem":143,"ima_formula":105,"mindat_formula":105,"hmin":107,"hmax":107,"dmeas":144,"dcalc":145,"primary_image_id":146},3337,"Quartz","Trigonal","2.65","2.66",30579,{"id":148,"name":149,"entrytype":9,"csystem":76,"ima_formula":150,"mindat_formula":151,"hmin":152,"hmax":106,"dmeas":153,"dcalc":154,"primary_image_id":155},4060,"Turquoise","CuAl\u003Csub>6\u003C\u002Fsub>(PO\u003Csub>4\u003C\u002Fsub>)\u003Csub>4\u003C\u002Fsub>(OH)\u003Csub>8\u003C\u002Fsub> · 4H\u003Csub>2\u003C\u002Fsub>O","CuAl\u003Csub>6\u003C\u002Fsub>(PO\u003Csub>4\u003C\u002Fsub>)\u003Csub>4\u003C\u002Fsub>(OH)\u003Csub>8\u003C\u002Fsub>·4H\u003Csub>2\u003C\u002Fsub>O",5,"2.6","2.91",30885,{"id":157,"name":158,"entrytype":9,"csystem":86,"ima_formula":159,"mindat_formula":160,"hmin":161,"hmax":70,"dmeas":37,"dcalc":37,"primary_image_id":162},4170,"Vermiculite","Mg\u003Csub>0.7\u003C\u002Fsub>(Mg,Fe,Al)\u003Csub>6\u003C\u002Fsub>(Si,Al)\u003Csub>8\u003C\u002Fsub>O\u003Csub>20\u003C\u002Fsub>(OH)\u003Csub>4\u003C\u002Fsub> · 8H\u003Csub>2\u003C\u002Fsub>O","Mg\u003Csub>0.7\u003C\u002Fsub>(Mg,Fe,Al)\u003Csub>6\u003C\u002Fsub>(Si,Al)\u003Csub>8\u003C\u002Fsub>O\u003Csub>20\u003C\u002Fsub>(OH)\u003Csub>4\u003C\u002Fsub>·8H\u003Csub>2\u003C\u002Fsub>O",1.5,85109,[],[165],{"id":166,"txt":167,"latitude":11,"longitude":11,"country":168},6380,"Gräfenthal, Saalfeld-Rudolstadt District, Thuringia, Germany","Germany",470,[171,175,179,183,187,191,195,200,204,208,213,218,222,226],{"id":172,"year":173,"html":174,"doi":11},15943527,1816,"Hausmann, J.F.L. and Stromeyer, F. (1816) Über Silberkupferglanz und Allophan. Göttingische Gelehrte Anzeigen 2, 1251-1253.",{"id":176,"year":177,"html":178,"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":180,"year":181,"html":182,"doi":11},16085244,1934,"Ross, C., Kerr, P. (1934) Halloysite and allophane. U.S. Geological Survey Professional Paper, 185G, 135.",{"id":184,"year":185,"html":186,"doi":11},524640,1967,"Snetsinger, Kenneth G. (1967) High-alumina allophane as a weathering product of plagioclase. \u003Ci>American Mineralogist\u003C\u002Fi>,  52 (1-2) 254-262 \u003Ca target='_blank' href='http:\u002F\u002Fwww.minsocam.org\u002Fammin\u002FAM52\u002FAM52_254.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":188,"year":189,"html":190,"doi":11},526356,1974,"Kitagawa, Yasuo (1974) Dehydration of allophane and its structural formula. \u003Ci>American Mineralogist\u003C\u002Fi>,  59 (9-10) 1094-1098 \u003Ca target='_blank' href='http:\u002F\u002Fwww.minsocam.org\u002Fammin\u002FAM59\u002FAM59_1094.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":192,"year":193,"html":194,"doi":11},526650,1976,"Henmi, Teruo, Wada, Koji (1976) Morphology and composition of allophane. \u003Ci>American Mineralogist\u003C\u002Fi>,  61 (5-6) 379-390 \u003Ca target='_blank' href='http:\u002F\u002Fwww.minsocam.org\u002Fammin\u002FAM61\u002FAM61_379.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":196,"year":197,"html":198,"doi":199},562357,1977,"Wada, Shin-Ichiro, Wada, Koji (1977) Density and structure of allophane. \u003Ci>Clay Minerals\u003C\u002Fi>,  12 (4) 289-298 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1180\u002Fclaymin.1977.012.4.02'>doi:10.1180\u002Fclaymin.1977.012.4.02\u003C\u002Fa>","10.1180\u002Fclaymin.1977.012.4.02",{"id":201,"year":202,"html":203,"doi":11},527361,1980,"Bailey, S. W. (1980) Summary of recommendations of AIPEA nomenclature committee on clay minerals. \u003Ci>American Mineralogist\u003C\u002Fi>,  65 (1-2) 1-7 \u003Ca target='_blank' href='http:\u002F\u002Fwww.minsocam.org\u002Fammin\u002FAM65\u002FAM65_1.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":205,"year":202,"html":206,"doi":207},145708,"Parfitt, R. L., Furkert, R. J., Henmi, Teruo (1980) Identification and Structure of Two Types of Allophane from Volcanic Ash Soils and Tephra. \u003Ci>Clays and Clay Minerals\u003C\u002Fi>,  28 (5). 328-334 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1346\u002Fccmn.1980.0280502'>doi:10.1346\u002Fccmn.1980.0280502\u003C\u002Fa>","10.1346\u002Fccmn.1980.0280502",{"id":209,"year":210,"html":211,"doi":212},146102,1985,"van der Gaast, S. J. (1985) Small-Angle X-Ray Powder Diffraction, Morphology, and Structure of Allophane and Imogolite. \u003Ci>Clays and Clay Minerals\u003C\u002Fi>,  33 (3) 237-243 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1346\u002Fccmn.1985.0330310'>doi:10.1346\u002Fccmn.1985.0330310\u003C\u002Fa>","10.1346\u002Fccmn.1985.0330310",{"id":214,"year":215,"html":216,"doi":217},146683,1991,"MacKenzie, K. J. D. (1991) The Structure and Thermal Transformations of Allophanes Studied by 29Si and 27Al High Resolution Solid-State NMR. \u003Ci>Clays and Clay Minerals\u003C\u002Fi>,  39 (4) 337-346 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1346\u002Fccmn.1991.0390401'>doi:10.1346\u002Fccmn.1991.0390401\u003C\u002Fa>","10.1346\u002Fccmn.1991.0390401",{"id":219,"year":220,"html":221,"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":223,"year":224,"html":225,"doi":11},16962633,2001,"(2001) Allophane. \u003Ci>Handbook of Mineralogy\u003C\u002Fi>. Mineralogical Society of America \u003Ca target='_blank' href='https:\u002F\u002Fwww.handbookofmineralogy.org\u002Fpdfs\u002Fallophane.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":227,"year":135,"html":228,"doi":229},12999897,"Jeute, Thomas, Baker, Leslie L., Bishop, Janice L., Abidin, Zaenal, Rampe, Elizabeth B. (2021) Spectroscopic analysis of allophane and imogolite samples with variable Fe abundance for characterizing the poorly crystalline components on Mars. \u003Ci>American Mineralogist\u003C\u002Fi>, 106 (4) 527-540 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.2138\u002Fam-2020-7329'>doi:10.2138\u002Fam-2020-7329\u003C\u002Fa>","10.2138\u002Fam-2020-7329",[231,238,246,255,260,270,277,285,293,301,310,319,329,339],{"id":232,"source_url":233,"license_code":234,"credit_html":235,"title":7,"description":11,"author":11,"original_width":236,"original_height":237},29037,"https:\u002F\u002Fgeocollections.info\u002Ffile\u002F65633","CC BY-SA 4.0","Photo: Unknown author — http:\u002F\u002Fcreativecommons.org\u002Flicenses\u002Fby-sa\u002F4.0\u002F, courtesy of \u003Ca href=\"https:\u002F\u002Fgeocollections.info\u002Ffile\u002F65633\" rel=\"noopener\">The Estonian Museum of Natural History\u003C\u002Fa> via Europeana",1000,571,{"id":239,"source_url":240,"license_code":234,"credit_html":241,"title":242,"description":243,"author":244,"original_width":133,"original_height":245},32075,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=82987118","Mai Seppel, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=82987118\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Estonian Museum of Natural History Specimen No 202471 photo (g27 g27-836 1 jpg).jpg","\"allofaan\". More info \u003Ca rel=\"nofollow\" class=\"external text\" href=\"http:\u002F\u002Fgeocollections.info\u002Ffile\u002F65633\">about this file\u003C\u002Fa> and \u003Ca rel=\"nofollow\" class=\"external text\" href=\"http:\u002F\u002Fgeocollections.info\u002Fspecimen\u002F202471\">about this specimen\u003C\u002Fa> at \u003Ca rel=\"nofollow\" class=\"external text\" href=\"http:\u002F\u002Fgeocollections.info\u002F\">geocollections.info\u003C\u002Fa>","Mai Seppel",1654,{"id":247,"source_url":248,"license_code":249,"credit_html":250,"title":251,"description":252,"author":253,"original_width":254,"original_height":254},816,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=1955845","Public domain","Dave Dyet http:\u002F\u002Fwww.shutterstone.com http:\u002F\u002Fwww.dyet.com, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=1955845\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Allophane w - travertine Hydrous aluminum silicate madalena Scorro County New Mexico 2207.jpg","These mineral images are free to use how you wish.","Dave Dyet http:\u002F\u002Fwww.shutterstone.com http:\u002F\u002Fwww.dyet.com",640,{"id":256,"source_url":257,"license_code":249,"credit_html":258,"title":259,"description":252,"author":253,"original_width":254,"original_height":254},32072,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=1955844","Dave Dyet http:\u002F\u002Fwww.shutterstone.com http:\u002F\u002Fwww.dyet.com, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=1955844\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Allophane 2 w - travertine Hydrous aluminum silicate madalena Scorro County New Mexico 2208.jpg",{"id":261,"source_url":262,"license_code":263,"credit_html":264,"title":265,"description":266,"author":267,"original_width":268,"original_height":269},817,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=10163327","CC BY-SA 3.0","Robert M. Lavinsky, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=10163327\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Allophane-228357.jpg","\u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FAllophane\" class=\"extiw\" title=\"en:Allophane\">Allophane\u003C\u002Fa>\n\u003Cdl>\u003Cdd>\u003Cdl>\u003Cdd>Locality: Astentofern, \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FH%C3%BCttschlag\" class=\"extiw\" title=\"en:Hüttschlag\">Hüttschlag\u003C\u002Fa>, Großarl valley, Radstädter Tauern Mts, \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FSalzburg\" class=\"extiw\" title=\"en:Salzburg\">Salzburg\u003C\u002Fa>, Austria (\u003Ca rel=\"nofollow\" class=\"external text\" href=\"http:\u002F\u002Fwww.mindat.org\u002Floc-44284.html\">Locality at mindat.org\u003C\u002Fa>)\u003C\u002Fdd>\n\u003Cdd>Size: 7.6 x 4.4 x 2.6 cm.\u003C\u002Fdd>\n\u003Cdd>Beautiful, botryoidal, sky-blue allophane with a pearly lustre and amorphous, pastel-green to tan allophane richly and showingly coats the top of the mica schist matrix on this old-time Austrian specimen. The ancient mines at Astentofern worked locally enriched sulphide impregnations in green slates. Comes with an expertly handwritten, faded label from an older collection. The collection this came out of was a museum stash dating to prior to World War I.\u003C\u002Fdd>\u003C\u002Fdl>\u003C\u002Fdd>\u003C\u002Fdl>","Robert M. Lavinsky",750,468,{"id":271,"source_url":272,"license_code":263,"credit_html":273,"title":274,"description":266,"author":267,"original_width":275,"original_height":276},818,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=10163328","Robert M. Lavinsky, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=10163328\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Allophane-228358.jpg",400,332,{"id":278,"source_url":279,"license_code":263,"credit_html":280,"title":281,"description":282,"author":267,"original_width":283,"original_height":284},819,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=15277038","Robert M. Lavinsky, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=15277038\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Allophane-352375.jpg","\u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FAllophane\" class=\"extiw\" title=\"en:Allophane\">Allophane\u003C\u002Fa>\n\u003Cdl>\u003Cdd>\u003Cdl>\u003Cdd>Locality: Graphic Mine (Graphic shaft; Waldo-Graphic mine; Waldo Tunnel), Magdalena District, Socorro Co., New Mexico, USA\u003C\u002Fdd>\n\u003Cdd>Size: 8.6 x 6.6 x 4.6 cm.\u003C\u002Fdd>\n\u003Cdd>A beautiful, intense blue specimen of the rare aluminum-bearing silicate allophane. It has a waxy and vitreous lustre to it that is different than the similar-appearing chrysocolla (copper-containing). I had not seen this mineral from the Kelly Mine, but I am very much inclined to trust Al's judgment and labeling. The man was field-collecting since before my parents were born, and he has been all over the place building his large reference collection. Collected from the Graphic Tunnel. Ex. Al Ordway Collection.\u003C\u002Fdd>\u003C\u002Fdl>\u003C\u002Fdd>\u003C\u002Fdl>",913,768,{"id":286,"source_url":287,"license_code":263,"credit_html":288,"title":289,"description":290,"author":267,"original_width":291,"original_height":292},820,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=15277233","Robert M. Lavinsky, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=15277233\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Allophane-329818.jpg","\u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FAllophane\" class=\"extiw\" title=\"en:Allophane\">Allophane\u003C\u002Fa>\n\u003Cdl>\u003Cdd>\u003Cdl>\u003Cdd>Locality: Kelly Mine, Magdalena District, Socorro County, New Mexico, USA\u003C\u002Fdd>\n\u003Cdd>Size: 8.6 x 6.6 x 4.6 cm\u003C\u002Fdd>\n\u003Cdd>Allophane is an amorphous hydrous silicate of aluminum, with composition not fixed. The nano-sized particles have a ball-shaped morphology. It is a rare and seldom-seen species from the famous Kelly Mine of New Mexico. Two generations of allophane fill the sculptural vug: beautiful, rich sky-blue, gemmy botryoids; and mint-green, gemmy to opaque, botryoids. Very showy, uncommon and rich material from the Larry Krause Collection.\u003C\u002Fdd>\u003C\u002Fdl>\u003C\u002Fdd>\u003C\u002Fdl>",442,600,{"id":294,"source_url":295,"license_code":263,"credit_html":296,"title":297,"description":298,"author":267,"original_width":299,"original_height":300},821,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=15277234","Robert M. Lavinsky, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=15277234\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Allophane-329819.jpg","\u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FAllophane\" class=\"extiw\" title=\"en:Allophane\">Allophane\u003C\u002Fa>\n\u003Cdl>\u003Cdd>\u003Cdl>\u003Cdd>Locality: Graphic Mine (Graphic shaft; Waldo-Graphic mine; Waldo Tunnel), Magdalena District, Socorro Co., New Mexico, USA\u003C\u002Fdd>\n\u003Cdd>Size: 5.7 x 3.5 x 1.8 cm\u003C\u002Fdd>\n\u003Cdd>A beautiful, intense blue specimen of the rare aluminum-bearing silicate allophane. It has a waxy and vitreous lustre to it that is different than the similar-appearing chrysocolla (copper-containing). I had not seen this mineral from the Kelly Mine, but I am very much inclined to trust Al's judgment and labeling. The man was field-collecting since before my parents were born, and he has been all over the place building his large reference collection. Collected from the Graphic Tunnel. Ex. Al Ordway Collection.\u003C\u002Fdd>\u003C\u002Fdl>\u003C\u002Fdd>\u003C\u002Fdl>",465,322,{"id":302,"source_url":303,"license_code":249,"credit_html":304,"title":305,"description":306,"author":307,"original_width":308,"original_height":309},822,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=15277380","Modris Baum, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=15277380\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Allophane-277529.jpg","\u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FAllophane\" class=\"extiw\" title=\"en:Allophane\">Allophane\u003C\u002Fa> (Size ~ 3 cm)\n\u003Cdl>\u003Cdd>\u003Cdl>\u003Cdd>Locality: Maid of Sunshine Mine, Turquoise District (Courtland-Gleeson District), Dragoon Mts, \u003Ca href=\"https:\u002F\u002Fde.wikipedia.org\u002Fwiki\u002FCochise_County\" class=\"extiw\" title=\"de:Cochise County\">Cochise County\u003C\u002Fa>, Arizona, USA\u003C\u002Fdd>\u003C\u002Fdl>\u003C\u002Fdd>\u003C\u002Fdl>","Modris Baum",763,1024,{"id":311,"source_url":312,"license_code":234,"credit_html":313,"title":314,"description":315,"author":316,"original_width":317,"original_height":318},823,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=59312338","Toma1974, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=59312338\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Allophane and halloysite.jpg","Allophane and halloysite, 40 mm, Gazakh region, Azerbaijan","Toma1974",1003,1463,{"id":320,"source_url":321,"license_code":322,"credit_html":323,"title":324,"description":325,"author":326,"original_width":327,"original_height":328},11478,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=163478455","CC0 1.0","Nessa Eull, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=163478455\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Cyanotrichite with allophane, azurite and hisingerite (GeoDIL number - 638).jpg","This sample contains light blue cyanotrichite, dark blue azurite, brown hisingerite, and yellowish allophane. Hisingerite and allophane belong to the same mineral group. Allophane is a hydrated aluminum silicate; hisingerite is a hydrated iron silicate hydroxide. Both are generally poorly crystalline or even amorphous, so their compositions are variable. Cyanotrichite is a hydrated copper-aluminum sulfate hydroxide. Azurite is a copper carbonate hydroxide. These are all secondary minerals, often associated with ore deposits.","Nessa Eull",2194,1908,{"id":330,"source_url":331,"license_code":332,"credit_html":333,"title":334,"description":335,"author":336,"original_width":337,"original_height":338},21696,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=59356742","CC BY 3.0","Karl Boddy, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=59356742\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Scarbroite-609054.jpg","\u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FScarbroite\" class=\"extiw\" title=\"en:Scarbroite\">Scarbroite\u003C\u002Fa>\n\u003Cdl>\u003Cdd>\u003Cdl>\u003Cdd>\u003Cdl>\u003Cdd>Dimensions: 59 mm x 84 mm x 55 mm\u003C\u002Fdd>\n\u003Cdd>Locality: South Bay, Scarborough, North Yorkshire, England, UK\u003C\u002Fdd>\u003C\u002Fdl>\u003C\u002Fdd>\u003C\u002Fdl>\u003C\u002Fdd>\u003C\u002Fdl>","Karl Boddy",2304,1536,{"id":340,"source_url":341,"license_code":234,"credit_html":342,"title":343,"description":344,"author":345,"original_width":346,"original_height":347},21697,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=84762678","Bergminer, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=84762678\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Scarbroite-Soria.jpg","Specimen of the mineral scarbroite (white) with allophane (blue). Roadcut in the road to San Pedro Manrique, Magaña (Soria) Spain","Bergminer",3543,2381,[],[350,351,352,353,354,355,356,357,358,359,360,361,362,363,364,365],"Allophaan","Allophanit","Allophanite","Elhuyarit","Elhuyarita","Elhuyarite","Ilbait","Ilbaite","Razoumofskyn","Razumofskin","Razumowskin","Riemanit","Riemanite","Riemannit","Riemannita","Riemannite",[367,371,375,379,383,387,391,395,400,404,418,423,427,444,448,452,455,458,463,467,470],{"lang":368,"names":369},"az",[370],"Allofan",{"lang":372,"names":373},"ca",[374],"al·lofana",{"lang":376,"names":377},"cs",[378],"Allofán",{"lang":380,"names":381},"de",[382,353,356,363],"Allophan",{"lang":384,"names":385},"el",[386],"Αλλοφανής",{"lang":388,"names":389},"es",[390],"Allofanita",{"lang":392,"names":393},"et",[394],"allofaan",{"lang":396,"names":397},"eu",[398,399],"alofana","Alofano",{"lang":401,"names":402},"fa",[403],"آلوفان",{"lang":405,"names":406},"fr",[7,352,407,408,409,355,410,357,411,412,413,361,362,414,415,416,417],"Carolathine","Collyrite","Dillnite","Ferriallophane","Phosphate-allophane","Plumboallophane","Protoallophane","Samoïte","Scarbroïte","Schöttérite","Schröttérite",{"lang":419,"names":420},"it",[421,422],"allofane","allophane",{"lang":424,"names":425},"ja",[426],"アロフェン",{"lang":428,"names":429},"lv",[430,431,432,433,434,435,436,437,438,439,440,441,442,443],"Allofanīts","Allofans","Alofanīts","Alofans","Elhurajīts","Feriallofans","Ferialofans","Ilbaīts","Kupralofans","Kuproallofans","Plumballofans","Plumbalofans","Rīmanīts","Šroterīts",{"lang":445,"names":446},"nb",[447],"allofan",{"lang":449,"names":450},"nl",[451],"Allofaan",{"lang":453,"names":454},"nn",[447],{"lang":456,"names":457},"pl",[370],{"lang":459,"names":460},"pt",[461,462],"Alofana","alofânio",{"lang":464,"names":465},"ru",[466],"Аллофан",{"lang":468,"names":469},"sv",[370],{"lang":471,"names":472},"uk",[466,473,474],"Алофан","Меліт","Q429712",{"history":11,"applications":11}]