[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"minerals:one:11477":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":17,"elements":18,"sigelements":23,"key_elements":11,"impurities":24,"cim":11,"ima_status":25,"ima_notes":11,"ima_history":11,"approval_year":27,"publication_year":11,"discovery_year":11,"strunz10ed1":28,"strunz10ed2":29,"strunz10ed3":29,"strunz10ed4":30,"dana8ed1":31,"dana8ed2":31,"dana8ed3":31,"dana8ed4":31,"csystem":32,"cclass":33,"spacegroup":34,"spacegroupset":31,"a":35,"b":36,"c":37,"alpha":31,"beta":31,"gamma":31,"aerror":11,"berror":11,"cerror":11,"alphaerror":11,"betaerror":11,"gammaerror":11,"va3":11,"z":11,"csmetamict":14,"commentcrystal":11,"twinning":11,"tranglide":11,"parting":11,"epitaxidescription":11,"morphology":38,"tlform":39,"hmin":40,"hmax":40,"hardtype":11,"vhnmin":31,"vhnmax":31,"vhnerror":11,"vhng":11,"vhns":11,"commenthard":11,"dmeas":41,"dmeas2":41,"dcalc":31,"dmeaserror":11,"dcalcerror":11,"commentdense":11,"lustre":11,"lustretype":42,"commentluster":11,"diapheny":43,"streak":44,"colour":45,"commentcolor":11,"colors":46,"streak_colors":48,"luminescence":11,"uv":49,"cleavage":50,"cleavagetype":51,"fracturetype":11,"tenacity":52,"commentbreak":11,"opticaltype":11,"opticalsign":11,"opticalalpha":31,"opticalalpha2":31,"opticalalphaerror":11,"opticalbeta":31,"opticalbeta2":31,"opticalbetaerror":11,"opticalgamma":31,"opticalgamma2":31,"opticalgammaerror":11,"opticalomega":31,"opticalomega2":31,"opticalomegaerror":11,"opticalepsilon":31,"opticalepsilon2":31,"opticalepsilonerror":11,"opticaln":31,"opticaln2":31,"opticalnerror":11,"optical2vcalc":31,"optical2vcalc2":31,"optical2vcalcerror":11,"optical2vmeasured":31,"optical2vmeasured2":31,"optical2vmeasurederror":11,"rimin":11,"rimax":11,"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":11,"industrial":11,"occurrence":53,"otheroccurrence":54,"type_specimen_store":55,"description_short":11,"aboutname":56,"rock_parent":11,"rock_parent2":11,"rock_root":9,"rock_bgs_code":11,"meteoritical_code":11,"updttime":57,"reviewed_at":11,"variety_of":11,"varieties":58,"group_members":59,"associates":78,"confused_with":79,"type_localities":81,"occurrence_total":86,"citations":87,"images":113,"structures":124,"synonyms":131,"language_names":134,"wikidata_qid":158,"texts":159},11477,"1:1:11477:0","77c9efb3-9585-424b-a519-5366a3b295ad","Proto-anthophyllite","Path",0,"mineral",null,43520,58,false,"◻Mg\u003Csub>2\u003C\u002Fsub>Mg\u003Csub>5\u003C\u002Fsub>(Si\u003Csub>8\u003C\u002Fsub>O\u003Csub>22\u003C\u002Fsub>)(OH)\u003Csub>2\u003C\u002Fsub>","The anthophyllite group are orthorhombic amphiboles  in the magnesium-iron-manganese amphibole subgroup. The minerals in this root name group may have either \u003Ci>Pnma\u003C\u002Fi> or \u003Ci>Pnmn\u003C\u002Fi> (proto- prefixed name) space group symmetry. The anthophyllite group's composition is defined with \u003Csup>A\u003C\u002Fsup>(Na+K+2Ca)\u003C0.5 apfu and \u003Csup>C\u003C\u002Fsup>(Al+Fe\u003Csup>3+\u003C\u002Fsup>+2Ti)\u003C1 apfu. \r\n\r\nProto-anthophyllite is defined with \u003Ci>Pnmm\u003C\u002Fi> symmetry and Mg as the dominant element both in the B and C positions.","◻Mg\u003Csub>2\u003C\u002Fsub>Mg\u003Csub>5\u003C\u002Fsub>Si\u003Csub>8\u003C\u002Fsub>O\u003Csub>22\u003C\u002Fsub>(OH)\u003Csub>2\u003C\u002Fsub>",[19,20,21,22],"Mg","Si","O","H",[19,20,21,22],"Na,Mn,Ni,Al",[26],"APPROVED",2001,"9","D","05","0","Orthorhombic",8,73,"9.355","17.93","5.311","prismatic crystals, elongated parallel to [001]","acicular prisms to 10 mm",6,"2.98","Vitreous","Transparent","white","colourless to white",[47,44],"colorless",[44],"none","on {110}","Perfect","brittle","contact-metamorphosed serpentinite","metamorphosed serpentinites","Natural Science Museum, Tokyo","Named for being a protoamphibole polymorph of Anthophyllite.","2026-05-14 09:08:23",[],[60,67,74],{"id":61,"name":62,"entrytype":9,"csystem":32,"ima_formula":17,"mindat_formula":15,"hmin":63,"hmax":40,"dmeas":64,"dcalc":65,"primary_image_id":66},254,"Anthophyllite",5.5,"2.85","3.67",1546,{"id":68,"name":69,"entrytype":9,"csystem":32,"ima_formula":70,"mindat_formula":71,"hmin":63,"hmax":40,"dmeas":72,"dcalc":31,"primary_image_id":73},1464,"Ferro-anthophyllite","◻Fe\u003Csup>2+\u003C\u002Fsup>\u003Csub>2\u003C\u002Fsub>Fe\u003Csup>2+\u003C\u002Fsup>\u003Csub>5\u003C\u002Fsub>Si\u003Csub>8\u003C\u002Fsub>O\u003Csub>22\u003C\u002Fsub>(OH)\u003Csub>2\u003C\u002Fsub>","◻Fe\u003Csup>2+\u003C\u002Fsup>\u003Csub>2\u003C\u002Fsub>Fe\u003Csup>2+\u003C\u002Fsup>\u003Csub>5\u003C\u002Fsub>(Si\u003Csub>8\u003C\u002Fsub>O\u003Csub>22\u003C\u002Fsub>)(OH)\u003Csub>2\u003C\u002Fsub>","3.24",8677,{"id":75,"name":76,"entrytype":9,"csystem":32,"ima_formula":70,"mindat_formula":71,"hmin":11,"hmax":11,"dmeas":11,"dcalc":77,"primary_image_id":11},7254,"Proto-ferro-anthophyllite","3.54",[],[80],{"id":61,"name":62,"entrytype":9,"csystem":32,"ima_formula":17,"mindat_formula":15,"hmin":63,"hmax":40,"dmeas":64,"dcalc":65,"primary_image_id":66},[82],{"id":83,"txt":84,"latitude":11,"longitude":11,"country":85},33647,"Takase mine, Shingo-takase, Niimi City, Okayama Prefecture, Japan","Japan",2,[88,93,98,103,108],{"id":89,"year":90,"html":91,"doi":92},152553,1998,"Sueno, Shigeho, Matsuura, Shigeru, Gibbs, G. V., Boisen Jr., M. B. (1998) A crystal chemical study of protoanthophyllite: orthoamphiboles with the protoamphibole structure. \u003Ci>Physics and Chemistry of Minerals\u003C\u002Fi>,  25 (5) 366-377 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1007\u002Fs002690050126'>doi:10.1007\u002Fs002690050126\u003C\u002Fa>","10.1007\u002Fs002690050126",{"id":94,"year":95,"html":96,"doi":97},394643,2002,"Konishi, Hiromi, Dódony, István, Buseck, Peter R. (2002) Protoanthophyllite from three metamorphosed serpentinites. \u003Ci>American Mineralogist\u003C\u002Fi>,  87 (8) 1096-1103 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.2138\u002Fam-2002-8-906'>doi:10.2138\u002Fam-2002-8-906\u003C\u002Fa>","10.2138\u002Fam-2002-8-906",{"id":99,"year":100,"html":101,"doi":102},394735,2003,"Konishi, Hiromi, Groy, Thomas L., Dódony, István, Miyawaki, Ritsuro, Matsubara, Satoshi, Buseck, Peter R. (2003) Crystal structure of protoanthophyllite: A new mineral from the Takase ultramafic complex, Japan. \u003Ci>American Mineralogist\u003C\u002Fi>,  88 (11-12). 1718-1723 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.2138\u002Fam-2003-11-1212'>doi:10.2138\u002Fam-2003-11-1212\u003C\u002Fa> \u003Ca target='_blank' href='https:\u002F\u002Frruff.info\u002Fdoclib\u002Fam\u002Fvol88\u002FAM88_1718.pdf' class='refpdflink'>\u003C\u002Fa>","10.2138\u002Fam-2003-11-1212",{"id":104,"year":105,"html":106,"doi":107},64226,2006,"Hawthorne, F. C., Oberti, R. (2006) On the classification of amphiboles. \u003Ci>The Canadian Mineralogist\u003C\u002Fi>,  44 (1) 1-21 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.2113\u002Fgscanmin.44.1.1'>doi:10.2113\u002Fgscanmin.44.1.1\u003C\u002Fa>","10.2113\u002Fgscanmin.44.1.1",{"id":109,"year":110,"html":111,"doi":112},396910,2012,"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",[114],{"id":115,"source_url":116,"license_code":117,"credit_html":118,"title":119,"description":120,"author":121,"original_width":122,"original_height":123},12187,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=83120411","CC BY-SA 4.0","David Hospital, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=83120411\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Proto-anthophyllite.jpg","White acicular crystals of the extremely rare mineral proto-anthophyllite from the type locality: Takase Mine, Shingo-takase, Niimi City, Okayama, Honshu Island, Japan. Proto-anthophyllite was found in A SINGLE DRILL CORE at the type locality. This is a part of the drill core as it can be seen perfectly in the photos. Alfredo Petrov specimen.","David Hospital",734,667,[125],{"id":126,"url":127,"label":128,"formula":129,"spacegroup":130,"year":100},11511,"\u002Fcif\u002F11511.cif","Konishi 2003","Mg6.378 Fe.622 Si7.96 Al.048 O24 H2 Na.048","P n m n",[132,133],"Proto-anthophylliet","Protoanthophyllit",[135,139,144,148,154],{"lang":136,"names":137},"ca",[138],"Protoantofil·lita",{"lang":140,"names":141},"de",[142,143],"IMA 2001-065","Proto-Anthophyllit",{"lang":145,"names":146},"eu",[147],"Protoantofilita",{"lang":149,"names":150},"it",[151,152,153],"proto-anthophyllite","Proto-antofillite","protoanthophyllite",{"lang":155,"names":156},"ja",[157],"プロト直閃石","Q3924268",{"history":11,"applications":11}]