[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"minerals:one:27572":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":16,"ima_formula":15,"elements":17,"sigelements":24,"key_elements":25,"impurities":11,"cim":11,"ima_status":26,"ima_notes":28,"ima_history":30,"approval_year":31,"publication_year":32,"discovery_year":11,"strunz10ed1":33,"strunz10ed2":34,"strunz10ed3":35,"strunz10ed4":36,"dana8ed1":37,"dana8ed2":37,"dana8ed3":37,"dana8ed4":37,"csystem":38,"cclass":39,"spacegroup":40,"spacegroupset":41,"a":42,"b":43,"c":44,"alpha":37,"beta":45,"gamma":37,"aerror":11,"berror":11,"cerror":11,"alphaerror":11,"betaerror":11,"gammaerror":11,"va3":46,"z":47,"csmetamict":14,"commentcrystal":11,"twinning":11,"tranglide":11,"parting":11,"epitaxidescription":11,"morphology":48,"tlform":49,"hmin":39,"hmax":39,"hardtype":11,"vhnmin":37,"vhnmax":37,"vhnerror":11,"vhng":11,"vhns":11,"commenthard":11,"dmeas":37,"dmeas2":37,"dcalc":50,"dmeaserror":11,"dcalcerror":11,"commentdense":11,"lustre":11,"lustretype":51,"commentluster":11,"diapheny":52,"streak":53,"colour":54,"commentcolor":11,"colors":55,"streak_colors":60,"luminescence":11,"uv":61,"cleavage":62,"cleavagetype":63,"fracturetype":64,"tenacity":65,"commentbreak":11,"opticaltype":66,"opticalsign":67,"opticalalpha":68,"opticalalpha2":37,"opticalalphaerror":11,"opticalbeta":69,"opticalbeta2":37,"opticalbetaerror":11,"opticalgamma":70,"opticalgamma2":37,"opticalgammaerror":11,"opticalomega":37,"opticalomega2":37,"opticalomegaerror":11,"opticalepsilon":37,"opticalepsilon2":37,"opticalepsilonerror":11,"opticaln":37,"opticaln2":37,"opticalnerror":11,"optical2vcalc":71,"optical2vcalc2":37,"optical2vcalcerror":11,"optical2vmeasured":72,"optical2vmeasured2":37,"optical2vmeasurederror":73,"rimin":74,"rimax":75,"opticaldispersion":76,"opticalpleochroism":77,"opticalpleochorismdesc":78,"opticalbirefringence":11,"opticalcomments":79,"opticalcolour":11,"opticalinternal":11,"opticaltropic":11,"opticalanisotropism":11,"opticalbireflectance":11,"opticalextinction":80,"opticalr":11,"specdispm":11,"ir":11,"electrical":11,"magnetism":11,"thermalbehaviour":11,"other":11,"industrial":11,"occurrence":81,"otheroccurrence":11,"type_specimen_store":82,"description_short":83,"aboutname":84,"rock_parent":11,"rock_parent2":11,"rock_root":9,"rock_bgs_code":11,"meteoritical_code":11,"updttime":85,"reviewed_at":11,"variety_of":11,"varieties":86,"group_members":87,"associates":100,"confused_with":101,"type_localities":102,"occurrence_total":98,"citations":109,"images":127,"structures":145,"synonyms":152,"language_names":155,"wikidata_qid":175,"texts":176},27572,"1:1:27572:5","e72488c6-369e-4b10-bb36-adb6a3a6ab83","Mangani-obertiite","Mob",0,"mineral",null,46446,28,false,"NaNa\u003Csub>2\u003C\u002Fsub>(Mg\u003Csub>3\u003C\u002Fsub>Mn\u003Csup>3+\u003C\u002Fsup>Ti\u003Csup>4+\u003C\u002Fsup>)Si\u003Csub>8\u003C\u002Fsub>O\u003Csub>22\u003C\u002Fsub>O\u003Csub>2\u003C\u002Fsub>","Mangani-obertiite is a obertiite root name amphibole in the \u003Csup>W\u003C\u002Fsup>O\u003Csup>2-\u003C\u002Fsup> dominant amphibole group with Mg as the dominant element in the C\u003Csup>2+\u003C\u002Fsup> position and Mn\u003Csup>3+\u003C\u002Fsup> as the dominant element in the C\u003Csup>3+\u003C\u002Fsup> position.",[18,19,20,21,22,23],"Mg","Mn","Na","Si","Ti","O",[18,19,20,21,22,23],[22],[27],"APPROVED",[29],"REDEFINED","Redefined IMA 2012 s.p.",1998,2000,"9","D","E","25","0","Monoclinic",5,11,"C2\u002Fm ","9.776","17.919","5.292","104.05",899.3,2,"Elongated blades and divergent masses.","Acicular crystals. Pale-pink elongated blades and divergent aggregates.","3.16","Vitreous","Transparent","White","Pale pink",[56,57,58,59],"pink","red","orange","white",[59],"Not fluorescent.","{110}","Perfect","Conchoidal","brittle","Biaxial","-","1.643","1.657","1.67","93","81",1,1.643,1.67,"None visible","Weak","Pink to red-orange.","Absorption: X ~ Y ~ Z.\r\n\r\nType material: Large crystals (up to 10×40× 200 μm) always taper along their length and show anomalous optical properties; smaller crystals (\u003C 100 μm long) are not tapered and show normal optical properties in transmitted light.","X ∧ a = 2° (in β obtuse), Y ∧ c = 12° (in β obtuse), Z = b.","Cavities in basaltic flows.","Canadian Museum of Nature, Ottawa, Canada.","Data provided by Günter Blaß show a wide range of Fe\u002FMn ratios in the obertiite root name minerals from the Eifel area. It is therefore likely that both ferri-obertiite and mangani-obertiite is present.","The obertiite root name is  for Prof. Roberta Oberti, University of Pavia, Italy, for her contributions to the crystal chemistry of amphiboles.\r\n\r\nThis mineral was originally named obertiite (IMA 1998-046). It was re-named ferri-obertiite in 2012 to align the use of pre-fixes in the obertiite root name minerals with the general amphibole nomenclature rules. Re-investigation of the holotype material in 2014 revealed that Mn\u003Csup>3+\u003C\u002Fsup> > Fe\u003Csup>3+\u003C\u002Fsup>, hence the mineral was renamed to mangani-obertiite.","2025-08-11 12:14:52",[],[88,94],{"id":89,"name":90,"entrytype":9,"csystem":38,"ima_formula":91,"mindat_formula":92,"hmin":11,"hmax":11,"dmeas":11,"dcalc":93,"primary_image_id":11},46414,"Ferri-obertiite","NaNa\u003Csub>2\u003C\u002Fsub>(Mg\u003Csub>3\u003C\u002Fsub>Fe\u003Csup>3+\u003C\u002Fsup>Ti)Si\u003Csub>8\u003C\u002Fsub>O\u003Csub>22\u003C\u002Fsub>O\u003Csub>2\u003C\u002Fsub>","NaNa\u003Csub>2\u003C\u002Fsub>(Mg\u003Csub>3\u003C\u002Fsub>Fe\u003Csup>3+\u003C\u002Fsup>Ti)Si\u003Csub>8\u003C\u002Fsub>O\u003Csub>22\u003C\u002Fsub>O\u003Csub>2\u003C\u002Fsub> ","3.145",{"id":95,"name":96,"entrytype":9,"csystem":38,"ima_formula":97,"mindat_formula":97,"hmin":98,"hmax":98,"dmeas":11,"dcalc":99,"primary_image_id":11},39635,"Ferro-ferri-obertiite","NaNa\u003Csub>2\u003C\u002Fsub>(Fe\u003Csup>2+\u003C\u002Fsup>\u003Csub>3\u003C\u002Fsub>Fe\u003Csup>3+\u003C\u002Fsup>Ti)Si\u003Csub>8\u003C\u002Fsub>O\u003Csub>22\u003C\u002Fsub>O\u003Csub>2\u003C\u002Fsub>",6,"3.330",[],[],[103],{"id":104,"txt":105,"latitude":106,"longitude":107,"country":108},1793,"Caspar quarry, Ettringen, Vordereifel, Mayen-Koblenz, Rhineland-Palatinate, Germany",50.3525167,7.2334972,"Germany",[110,115,119,123],{"id":111,"year":112,"html":113,"doi":114},16100328,1992,"Oberti, Roberta, Ungaretti, Luciano, Cannillo, Elio, Hawthorne, Frank C. (1992) The behaviour of Ti in amphiboles: I. Four- and six-coordinate Ti in richterite. \u003Ci>European Journal of Mineralogy\u003C\u002Fi>,  4 (3) 425-440 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1127\u002Fejm\u002F4\u002F3\u002F0425'>doi:10.1127\u002Fejm\u002F4\u002F3\u002F0425\u003C\u002Fa>","10.1127\u002Fejm\u002F4\u002F3\u002F0425",{"id":116,"year":32,"html":117,"doi":118},394089,"Hawthorne, Frank C., Cooper, Mark A., Grice, Joel D., Ottolini, Luisa (2000) A new anhydrous amphibole from the Eifel region, Germany: Description and crystal structure of obertiite, NaNa\u003Csub>2\u003C\u002Fsub>(Mg\u003Csub>3\u003C\u002Fsub>Fe\u003Csup>3+\u003C\u002Fsup>Ti\u003Csup>4+\u003C\u002Fsup>)Si\u003Csub>8\u003C\u002Fsub>O\u003Csub>22\u003C\u002Fsub>O\u003Csub>2\u003C\u002Fsub>. \u003Ci>American Mineralogist\u003C\u002Fi>,  85 (1) 236-241 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.2138\u002Fam-2000-0124'>doi:10.2138\u002Fam-2000-0124\u003C\u002Fa> \u003Ca target='_blank' href='https:\u002F\u002Frruff.info\u002Fdoclib\u002Fam\u002Fvol85\u002FAM85_236.pdf' class='refpdflink'>\u003C\u002Fa>","10.2138\u002Fam-2000-0124",{"id":120,"year":121,"html":122,"doi":11},16134528,2012,"Oberti, R., Cannillo, E., Toscani, G. (2012) How to name amphiboles after the IMA2012 report: rules of thumb and a new PC program for monoclinic amphiboles. Periodico di Mineralogia: 81: 257-267.",{"id":124,"year":121,"html":125,"doi":126},396910,"Hawthorne, F. C., Oberti, R., Harlow, G. E., Maresch, W. V., Martin, R. F., Schumacher, J. C., Welch, M. D. (2012) Nomenclature of the amphibole supergroup. \u003Ci>American Mineralogist\u003C\u002Fi>,  97 (11) 2031-2048 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.2138\u002Fam.2012.4276'>doi:10.2138\u002Fam.2012.4276\u003C\u002Fa> \u003Ca target='_blank' href='https:\u002F\u002Frruff.info\u002Frruff_1.0\u002Fuploads\u002FAM97_2031.pdf' class='refpdflink'>\u003C\u002Fa>","10.2138\u002Fam.2012.4276",[128,138],{"id":129,"source_url":130,"license_code":131,"credit_html":132,"title":133,"description":134,"author":135,"original_width":136,"original_height":137},8540,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=130439106","CC BY 4.0","Henk Smeets – tomeikminerals.com, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=130439106\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Mnobertiiet andrerobbemond0,3mm-1.jpg","\u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FMangani-obertiite\" class=\"extiw\" title=\"en:Mangani-obertiite\">Mangani-obertiite\u003C\u002Fa> (formerly \u003Ci>Obertiit\u003C\u002Fi>), Amphibole Supergroup\n\u003Cdl>\u003Cdd>\u003Cdl>\u003Cdd>\u003Cdl>\u003Cdd>Field of view: 0.5 mm\u003C\u002Fdd>\n\u003Cdd>Locality: Rothenberg Quarry, Bell, Mendig, Mayen-Koblenz, Rhineland-Palatinate, Germany (\u003Ca rel=\"nofollow\" class=\"external text\" href=\"https:\u002F\u002Fwww.mindat.org\u002Floc-13787.html\">locality at mindat.org\u003C\u002Fa>)\u003C\u002Fdd>\u003C\u002Fdl>\u003C\u002Fdd>\u003C\u002Fdl>\u003C\u002Fdd>\u003C\u002Fdl>","Henk Smeets – tomeikminerals.com",1920,1274,{"id":139,"source_url":140,"license_code":131,"credit_html":141,"title":142,"description":143,"author":135,"original_width":136,"original_height":144},8541,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=130439107","Henk Smeets – tomeikminerals.com, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=130439107\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Obertiite4478-4.jpg","\u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FMangani-obertiite\" class=\"extiw\" title=\"en:Mangani-obertiite\">Mangani-obertiite\u003C\u002Fa> (formerly \u003Ci>Obertiite\u003C\u002Fi>), Amphibole Supergroup\n\u003Cdl>\u003Cdd>\u003Cdl>\u003Cdd>\u003Cdl>\u003Cdd>Field of view: 0.5 mm\u003C\u002Fdd>\n\u003Cdd>Locality: Rothenberg Quarry, Bell, Mendig, Mayen-Koblenz, Rhineland-Palatinate, Germany (\u003Ca rel=\"nofollow\" class=\"external text\" href=\"https:\u002F\u002Fwww.mindat.org\u002Floc-13787.html\">locality at mindat.org\u003C\u002Fa>)\u003C\u002Fdd>\u003C\u002Fdl>\u003C\u002Fdd>\u003C\u002Fdl>\u003C\u002Fdd>\u003C\u002Fdl>",1258,[146],{"id":147,"url":148,"label":149,"formula":150,"spacegroup":151,"year":32},8408,"\u002Fcif\u002F8408.cif","Hawthorne 2000","O24 Si8 Ti.86 Mn.37 Mg2.13 Fe.71 Al.03 Na2.66 Ca2 K.18","C 1 2\u002Fm 1",[153,154],"IMA1998-046","Mangani-obertiiet",[156,160,165,169],{"lang":157,"names":158},"ca",[159],"manganiobertiïta",{"lang":161,"names":162},"de",[163,164],"IMA 1998-046","Mangani-Obertiit",{"lang":166,"names":167},"eu",[168],"Mangani-obertiita",{"lang":170,"names":171},"it",[172,173,174],"ferri-obertiite","mangani-obertiite","obertiite","Q15915327",{"history":11,"applications":11}]