[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"minerals:one:1745":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":11,"impurities":22,"cim":23,"ima_status":24,"ima_notes":11,"ima_history":11,"approval_year":11,"publication_year":11,"discovery_year":27,"strunz10ed1":28,"strunz10ed2":29,"strunz10ed3":30,"strunz10ed4":31,"dana8ed1":32,"dana8ed2":33,"dana8ed3":34,"dana8ed4":35,"csystem":36,"cclass":11,"spacegroup":11,"spacegroupset":37,"a":38,"b":39,"c":40,"alpha":37,"beta":41,"gamma":37,"aerror":11,"berror":11,"cerror":11,"alphaerror":11,"betaerror":11,"gammaerror":11,"va3":11,"z":42,"csmetamict":14,"commentcrystal":43,"twinning":11,"tranglide":11,"parting":11,"epitaxidescription":11,"morphology":44,"tlform":11,"hmin":45,"hmax":45,"hardtype":11,"vhnmin":37,"vhnmax":37,"vhnerror":11,"vhng":11,"vhns":11,"commenthard":11,"dmeas":46,"dmeas2":47,"dcalc":37,"dmeaserror":11,"dcalcerror":11,"commentdense":11,"lustre":11,"lustretype":48,"commentluster":11,"diapheny":49,"streak":50,"colour":51,"commentcolor":11,"colors":52,"streak_colors":56,"luminescence":11,"uv":11,"cleavage":11,"cleavagetype":11,"fracturetype":11,"tenacity":11,"commentbreak":11,"opticaltype":57,"opticalsign":58,"opticalalpha":59,"opticalalpha2":60,"opticalalphaerror":11,"opticalbeta":61,"opticalbeta2":37,"opticalbetaerror":11,"opticalgamma":61,"opticalgamma2":37,"opticalgammaerror":11,"opticalomega":37,"opticalomega2":37,"opticalomegaerror":11,"opticalepsilon":37,"opticalepsilon2":37,"opticalepsilonerror":11,"opticaln":37,"opticaln2":37,"opticalnerror":11,"optical2vcalc":37,"optical2vcalc2":37,"optical2vcalcerror":11,"optical2vmeasured":37,"optical2vmeasured2":37,"optical2vmeasurederror":11,"rimin":62,"rimax":63,"opticaldispersion":64,"opticalpleochroism":65,"opticalpleochorismdesc":66,"opticalbirefringence":11,"opticalcomments":67,"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":69,"otheroccurrence":11,"type_specimen_store":70,"description_short":71,"aboutname":72,"rock_parent":11,"rock_parent2":11,"rock_root":9,"rock_bgs_code":11,"meteoritical_code":11,"updttime":73,"reviewed_at":11,"variety_of":11,"varieties":74,"group_members":75,"associates":90,"confused_with":91,"type_localities":92,"occurrence_total":97,"citations":98,"images":228,"structures":267,"synonyms":275,"language_names":278,"wikidata_qid":297,"texts":298},1745,"1:1:1745:5","eac6fdb5-8a16-4e8b-9b68-bcc3a1f196f7","Greenalite","Gre",0,"mineral",null,11136,228,false,"(Fe\u003Csup>2+\u003C\u002Fsup>,Fe\u003Csup>3+\u003C\u002Fsup>)\u003Csub>2-3\u003C\u002Fsub>Si\u003Csub>2\u003C\u002Fsub>O\u003Csub>5\u003C\u002Fsub>(OH)\u003Csub>4\u003C\u002Fsub>",[17,18,19,20],"Fe","Si","O","H",[17,18,19,20],",Al,Mn,Mg,,","14.19.6",[25,26],"APPROVED","GRANDFATHERED","1903","9","E","D","15","71","1","2b","4","Monoclinic","0","5.54","9.55","7.44","104.33",2,"Point Group: n.d.; Space Group: n.d.","oolitic to microcrystalline",2.5,"2.85","3.15","Dull,Earthy","Translucent","greenish-gray","green, light yellow-green",[53,54,55],"green","yellow","gray",[53,55],"Biaxial","+","1.65","1.675","1.674",1.65,1.675,"weak","Visible","Pale yellow to green","Isotropic when fine grained.  n = 1.670","Moderately magnetic.","banded iron formation","National Museum of Natural History, Washington, D.C., USA, 91160, 124953.","Caryopilite-Greenalite Series.","Named in allusion to its green colour.","2026-03-10 10:39:36",[],[76,85],{"id":77,"name":78,"entrytype":9,"csystem":79,"ima_formula":80,"mindat_formula":80,"hmin":45,"hmax":81,"dmeas":82,"dcalc":83,"primary_image_id":84},2559,"Manandonite","Orthorhombic","Li\u003Csub>2\u003C\u002Fsub>Al\u003Csub>4\u003C\u002Fsub>(Si\u003Csub>2\u003C\u002Fsub>AlB)O\u003Csub>10\u003C\u002Fsub>(OH)\u003Csub>8\u003C\u002Fsub>",3.5,"2.76","2.79",15243,{"id":86,"name":87,"entrytype":9,"csystem":36,"ima_formula":88,"mindat_formula":89,"hmin":45,"hmax":45,"dmeas":37,"dcalc":37,"primary_image_id":11},2957,"Odinite","(Fe\u003Csup>3+\u003C\u002Fsup>,Mg,Al,Fe\u003Csup>2+\u003C\u002Fsup>)\u003Csub>2.5\u003C\u002Fsub>(Si,Al)\u003Csub>2\u003C\u002Fsub>O\u003Csub>5\u003C\u002Fsub>(OH)\u003Csub>4\u003C\u002Fsub>","(Fe,Mg,Al,Fe,Ti,Mn)\u003Csub>2.4\u003C\u002Fsub>((Si,Al)\u003Csub>2\u003C\u002Fsub>O\u003Csub>5\u003C\u002Fsub>)(OH)\u003Csub>4\u003C\u002Fsub>",[],[],[93],{"id":94,"txt":95,"latitude":11,"longitude":11,"country":96},463208,"Biwabik, Saint Louis County, Minnesota, USA","USA",60,[99,102,105,109,113,117,122,127,131,135,140,144,149,154,159,163,167,172,177,181,186,190,194,198,203,207,212,216,220,224],{"id":100,"year":11,"html":101,"doi":11},15961324,"Rasmussen, M. G., Evans, B. W., Kuehner, S. M. (1998). Low-temperature fayalite, greenalite, and minnesotaite from the Overlook gold deposit, Washington: phase relations in the system FeO-SiO2-H2O. The Canadian Mineralogist, 36 (1), 147-162.",{"id":103,"year":11,"html":104,"doi":11},19710686,"Guggenheim, Stephen, Bailey, Sturges W. (1989) An occurrence of a modulated serpentine related to the greenalite-caryopilite series. American Mineralogist, 74 (5-6) 637-641",{"id":106,"year":107,"html":108,"doi":11},16110855,1903,"Leith, C.K. (1903) The Mesabi iron-bearing district of Minnesota. Section II. The Biwabik Formation (iron-bearing). Monographs of the United States Geological Survey: 43: 100-115.",{"id":110,"year":111,"html":112,"doi":11},520345,1935,"Jolliffe, Fred (1935) A study of greenalite. \u003Ci>American Mineralogist\u003C\u002Fi>,  20 (6) 405-425 \u003Ca target='_blank' href='http:\u002F\u002Fwww.minsocam.org\u002Fammin\u002FAM20\u002FAM20_405.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":114,"year":115,"html":116,"doi":11},520495,1936,"Gruner, John W. (1936) The structure and chemical composition of greenalite. \u003Ci>American Mineralogist\u003C\u002Fi>,  21 (7) 449-455 \u003Ca target='_blank' href='http:\u002F\u002Fwww.minsocam.org\u002Fammin\u002FAM21\u002FAM21_449.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":118,"year":119,"html":120,"doi":121},4430,1953,"Brindley, G. W., Youell, R. F. (1953) Ferrous chamosite and ferric chamosite. \u003Ci>Mineralogical Magazine and Journal of the Mineralogical Society\u003C\u002Fi>,  30 (220) 57-70 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1180\u002Fminmag.1953.030.220.07'>doi:10.1180\u002Fminmag.1953.030.220.07\u003C\u002Fa> \u003Ca target='_blank' href='https:\u002F\u002Frruff.info\u002Fdoclib\u002FMinMag\u002FVolume_30\u002F30-220-57.pdf' class='refpdflink'>\u003C\u002Fa>","10.1180\u002Fminmag.1953.030.220.07",{"id":123,"year":124,"html":125,"doi":126},2402206,1958,"STEADMAN, R., YOUELL, R. F. (1958) Mineralogy and Crystal Structure of Greenalite. \u003Ci>Nature\u003C\u002Fi>, 181 (4601). 45 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1038\u002F181045a0'>doi:10.1038\u002F181045a0\u003C\u002Fa>","10.1038\u002F181045a0",{"id":128,"year":129,"html":130,"doi":11},18064075,1974,"Klein, Cornelis (1974) Greenalite, stilpnomelane, minnesotaite, crocidolite and carbonates in a very low-grade metamorphic Precambrian iron formation. \u003Ci>The Canadian Mineralogist\u003C\u002Fi>,  12 (7). 475-498",{"id":132,"year":133,"html":134,"doi":11},527364,1980,"Gole, Martin J. (1980) Mineralogy and petrology of very-low-metamorphic grade Archaean banded iron-formations, Weld Range, Western Australia. \u003Ci>American Mineralogist\u003C\u002Fi>,  65 (1-2) 8-25 \u003Ca target='_blank' href='http:\u002F\u002Fwww.minsocam.org\u002Fammin\u002FAM65\u002FAM65_8.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":136,"year":137,"html":138,"doi":139},3245,1981,"Bayliss, Peter (1981) Unit cell data of serpentine group minerals. \u003Ci>Mineralogical Magazine\u003C\u002Fi>,  44 (334) 153-156 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1180\u002Fminmag.1981.044.334.06'>doi:10.1180\u002Fminmag.1981.044.334.06\u003C\u002Fa> \u003Ca target='_blank' href='https:\u002F\u002Frruff.info\u002Fdoclib\u002FMinMag\u002FVolume_44\u002F44-334-153.pdf' class='refpdflink'>\u003C\u002Fa>","10.1180\u002Fminmag.1981.044.334.06",{"id":141,"year":142,"html":143,"doi":11},16110858,1982,"Guggenheim, S., Bailey, S.W., Eggleton, R.A., Wilkes, P. (1982) Structural aspects of greenalite and related minerals. The Canadian Mineralogist: 20: 1-18.",{"id":145,"year":146,"html":147,"doi":148},3772,1985,"Baker, J. H. (1985) Greenalite, Mg-rich minnesotaite and stilpnomelane from the Ösjöberg and Sirsjöberg iron-ore mines, Hjulsjö, W. Bergslagen, Sweden. \u003Ci>Mineralogical Magazine\u003C\u002Fi>,  49 (353) 611-613 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1180\u002Fminmag.1985.049.353.18'>doi:10.1180\u002Fminmag.1985.049.353.18\u003C\u002Fa> \u003Ca target='_blank' href='https:\u002F\u002Frruff.info\u002Fdoclib\u002FMinMag\u002FVolume_49\u002F49-353-611.pdf' class='refpdflink'>\u003C\u002Fa>","10.1180\u002Fminmag.1985.049.353.18",{"id":150,"year":151,"html":152,"doi":153},1028255,1988,"Papike, J. J. (1988) Chemistry of the rock‐forming silicates: Multiple‐chain, sheet, and framework structures. \u003Ci>Reviews of Geophysics\u003C\u002Fi>,  26 (3). 407-444 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1029\u002Frg026i003p00407'>doi:10.1029\u002Frg026i003p00407\u003C\u002Fa>","10.1029\u002Frg026i003p00407",{"id":155,"year":156,"html":157,"doi":158},563065,1990,"Wiewióra, A. (1990) Crystallochemical classifications of phyllosilicates based on the unified system of projection of chemical composition: III. The serpentine-kaolin group. \u003Ci>Clay Minerals\u003C\u002Fi>,  25 (1) 93-98 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1180\u002Fclaymin.1990.025.1.10'>doi:10.1180\u002Fclaymin.1990.025.1.10\u003C\u002Fa>","10.1180\u002Fclaymin.1990.025.1.10",{"id":160,"year":161,"html":162,"doi":11},16104829,1998,"Guggenheim, S., Eggleton, R.A. (1998) Modulated crystal structures of greenalite and caryopilite: a system with long-range, in-plane structural disorder in the tetrahedra sheet. The Canadian Mineralogist: 36: 163-179.",{"id":164,"year":165,"html":166,"doi":11},16964655,2001,"(2001) Greenalite. \u003Ci>Handbook of Mineralogy\u003C\u002Fi>. Mineralogical Society of America \u003Ca target='_blank' href='https:\u002F\u002Fwww.handbookofmineralogy.org\u002Fpdfs\u002Fgreenalite.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":168,"year":169,"html":170,"doi":171},707761,2017,"Rasmussen, Birger, Muhling, Janet R., Suvorova, Alexandra, Krapež, Bryan (2017) Greenalite precipitation linked to the deposition of banded iron formations downslope from a late Archean carbonate platform. \u003Ci>Precambrian Research\u003C\u002Fi>,  290. 49-62 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1016\u002Fj.precamres.2016.12.005'>doi:10.1016\u002Fj.precamres.2016.12.005\u003C\u002Fa>","10.1016\u002Fj.precamres.2016.12.005",{"id":173,"year":174,"html":175,"doi":176},708860,2020,"Muhling, Janet R., Rasmussen, Birger (2020) Widespread deposition of greenalite to form Banded Iron Formations before the Great Oxidation Event. \u003Ci>Precambrian Research\u003C\u002Fi>,  339. 105619 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1016\u002Fj.precamres.2020.105619'>doi:10.1016\u002Fj.precamres.2020.105619\u003C\u002Fa>","10.1016\u002Fj.precamres.2020.105619",{"id":178,"year":174,"html":179,"doi":180},4572104,"Ghosh, Rupam (2020) Authigenic precipitation of ferric oxyhydroxides and greenalite in Archean oceans. \u003Ci>Chemical Geology\u003C\u002Fi>,  552. 119777 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1016\u002Fj.chemgeo.2020.119777'>doi:10.1016\u002Fj.chemgeo.2020.119777\u003C\u002Fa>","10.1016\u002Fj.chemgeo.2020.119777",{"id":182,"year":183,"html":184,"doi":185},13940200,2021,"Rasmussen, Birger; Muhling, Janet R. (2021) Development of a greenalite-silica shuttle during incursions of hydrothermal vent plumes onto Neoarchean shelf, Hamersley region, Australia. \u003Ci>Precambrian Research\u003C\u002Fi>,  353. 106003 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1016\u002Fj.precamres.2020.106003'>doi:10.1016\u002Fj.precamres.2020.106003\u003C\u002Fa>","10.1016\u002Fj.precamres.2020.106003",{"id":187,"year":183,"html":188,"doi":189},15364300,"Rasmussen, B., Muhling, J.R., Fischer, W.W. (2021) Greenalite Nanoparticles in Alkaline Vent Plumes as Templates for the Origin of Life. \u003Ci>Astrobiology\u003C\u002Fi>, 21 (2) 246-259 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1089\u002Fast.2020.2270'>doi:10.1089\u002Fast.2020.2270\u003C\u002Fa>","10.1089\u002Fast.2020.2270",{"id":191,"year":183,"html":192,"doi":193},13316588,"Rasmussen, B.; Muhling, J.R.; Krapež, B. (2021) Greenalite and its role in the genesis of early Precambrian iron formations – A review. \u003Ci>Earth-Science Reviews\u003C\u002Fi>,  217. 103613 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1016\u002Fj.earscirev.2021.103613'>doi:10.1016\u002Fj.earscirev.2021.103613\u003C\u002Fa>","10.1016\u002Fj.earscirev.2021.103613",{"id":195,"year":183,"html":196,"doi":197},17142992,"Hinz, Isaac L., Nims, Christine, Theuer, Samantha, Templeton, Alexis S., Johnson, Jena E. (2021) Ferric iron triggers greenalite formation in simulated Archean seawater. \u003Ci>Geology\u003C\u002Fi>,  49 (8) 905-910 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1130\u002Fg48495.1'>doi:10.1130\u002Fg48495.1\u003C\u002Fa>","10.1130\u002Fg48495.1",{"id":199,"year":200,"html":201,"doi":202},17133310,2024,"Rasmussen, Birger; Muhling, Janet R.; Tosca, Nicholas J. (2024) Nanoparticulate apatite and greenalite in oldest, well-preserved hydrothermal vent precipitates. \u003Ci>Science Advances\u003C\u002Fi>,  10 (4). eadj4789 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1126\u002Fsciadv.adj4789'>doi:10.1126\u002Fsciadv.adj4789\u003C\u002Fa>","10.1126\u002Fsciadv.adj4789",{"id":204,"year":200,"html":205,"doi":206},17514946,"Nke, Ansahmbom Y., Tsikos, Harilaos, Mason, Paul R.D., Mhlanga, Xolane, Tostevin, Rosalie (2024) A seawater origin for greenalite in iron formation. \u003Ci>Earth and Planetary Science Letters\u003C\u002Fi>,  643. 118917 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1016\u002Fj.epsl.2024.118917'>doi:10.1016\u002Fj.epsl.2024.118917\u003C\u002Fa>","10.1016\u002Fj.epsl.2024.118917",{"id":208,"year":209,"html":210,"doi":211},18510705,2025,"Xu, Huifang; Yang, Yiping; Guggenheim, Stephen; Tosca, Nicholas J. (2025) Ordered but Disordered: The Peculiar Crystal Structure of Greenalite. \u003Ci>Elements\u003C\u002Fi>,  21 (3). 170-176 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.2138\u002Fgselements.21.3.170'>doi:10.2138\u002Fgselements.21.3.170\u003C\u002Fa>","10.2138\u002Fgselements.21.3.170",{"id":213,"year":209,"html":214,"doi":215},18510717,"Rasmussen, Birger; Fischer, Woodward; Duzdevich, Daniel (2025) Greenalite: A Template Fit for Life? \u003Ci>Elements\u003C\u002Fi>,  21 (3). 197-203 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.2138\u002Fgselements.21.3.197'>doi:10.2138\u002Fgselements.21.3.197\u003C\u002Fa>","10.2138\u002Fgselements.21.3.197",{"id":217,"year":209,"html":218,"doi":219},18510738,"Rasmussen, Birger; Muhling, Janet R.; Tosca, Nicholas J. (2025) Greenalite: A Tiny Crystal with a Big Story. \u003Ci>Elements\u003C\u002Fi>,  21 (3). 163-169 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.2138\u002Fgselements.21.3.163'>doi:10.2138\u002Fgselements.21.3.163\u003C\u002Fa>","10.2138\u002Fgselements.21.3.163",{"id":221,"year":209,"html":222,"doi":223},18510744,"Tosca, Nicholas J.; Jiang, Clancy Zhijian; Tutolo, Benjamin M. (2025) The Precambrian Greenalite Factory. \u003Ci>Elements\u003C\u002Fi>,  21 (3). 191-196 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.2138\u002Fgselements.21.3.191'>doi:10.2138\u002Fgselements.21.3.191\u003C\u002Fa>","10.2138\u002Fgselements.21.3.191",{"id":225,"year":209,"html":226,"doi":227},18510759,"Muhling, Janet R.; Brengman, Latisha A.; Johnson, Jena E. (2025) Greenalite: Cryptic Mineral of Ancient Ferruginous Oceans. \u003Ci>Elements\u003C\u002Fi>,  21 (3). 184-190 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.2138\u002Fgselements.21.3.184'>doi:10.2138\u002Fgselements.21.3.184\u003C\u002Fa>","10.2138\u002Fgselements.21.3.184",[229,239,249,259],{"id":230,"source_url":231,"license_code":232,"credit_html":233,"title":234,"description":235,"author":236,"original_width":237,"original_height":238},10419,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=105455657","CC BY-SA 4.0","David Hospital, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=105455657\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Greenalite.jpg","Dark green crystal group of greenalite from Kyoto Prefecture, Honshu Island, Japan. Ex Vandenbroucke Museum collection from Waregem, Belgium.","David Hospital",800,568,{"id":240,"source_url":241,"license_code":242,"credit_html":243,"title":244,"description":245,"author":246,"original_width":247,"original_height":248},10420,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=114861940","CC BY 3.0","John Sobolewski (JSS), via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=114861940\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Greenalite, Galena, Quartz-927692.jpg","\u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FGreenalite\" class=\"extiw\" title=\"en:Greenalite\">Greenalite\u003C\u002Fa>, \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FGalena\" class=\"extiw\" title=\"en:Galena\">Galena\u003C\u002Fa>, \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FQuartz\" class=\"extiw\" title=\"en:Quartz\">Quartz\u003C\u002Fa>\n\u003Cdl>\u003Cdd>\u003Cdl>\u003Cdd>Dimensions: 44 mm × 32 mm × 30 mm\u003C\u002Fdd>\n\u003Cdd>Locality: Dalnegorsk, Dalnegorsk Urban District, Primorsky Krai, Russia\u003C\u002Fdd>\n\u003Cdd>Description: Silvery grey Galena crystals with white Quartz crystals partially covered by greenish brown balls of Greenalite. JSS specimen and photo.\u003C\u002Fdd>\u003C\u002Fdl>\u003C\u002Fdd>\u003C\u002Fdl>","John Sobolewski (JSS)",1024,768,{"id":250,"source_url":251,"license_code":252,"credit_html":253,"title":254,"description":255,"author":256,"original_width":257,"original_height":258},10421,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=163482814","CC0 1.0","Darla Sondrol, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=163482814\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Limonite, hematite and greenalite (GeoDIL number - 1306).jpg","This specimen, 11 cm across, contains red-orange hematite, alternating with layers of limonite and greenalite. Hematite is iron oxide, limonite is a genereic name given to a hydrated form of iron oxide, and greenalite is a hydrated iron silicate. This specimen is from the Upper Huronian, Biwabik Formation of Minnesota.","Darla Sondrol",2008,1836,{"id":260,"source_url":261,"license_code":252,"credit_html":262,"title":263,"description":264,"author":256,"original_width":265,"original_height":266},10422,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=163482834","Darla Sondrol, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=163482834\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Banded limonite-hematite and greenalite Rock (GeoDIL number - 1311).jpg","Banded hematie-limonite and greenlite rock from the upper Huronian, Biwabic Formation. Limonite is not a true mineral, but a mixture of similar hydrated iron oxide minerals. Hematite, Fe2O3 (iron oxide), is an important iron ore.",3040,2016,[268],{"id":269,"url":270,"label":271,"formula":272,"spacegroup":273,"year":274},5712,"\u002Fcif\u002F5712.cif","Shirozu 1965","Fe1.71 Mg.645 Al1.305 Si1.34 O9 H4","C 1 2\u002Fm 1",1965,[276,277],"Greenaliet","Greenalit",[279,283,287,291,294],{"lang":280,"names":281},"ca",[282],"greenalita",{"lang":284,"names":285},"de",[286],"Greenalith",{"lang":288,"names":289},"eu",[290],"Greenalita",{"lang":292,"names":293},"fr",[7],{"lang":295,"names":296},"it",[7],"Q3116129",{"history":11,"applications":11}]