[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"minerals:one:7245":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":26,"key_elements":11,"impurities":11,"cim":11,"ima_status":27,"ima_notes":29,"ima_history":32,"approval_year":11,"publication_year":11,"discovery_year":11,"strunz10ed1":33,"strunz10ed2":34,"strunz10ed3":35,"strunz10ed4":36,"dana8ed1":37,"dana8ed2":37,"dana8ed3":37,"dana8ed4":37,"csystem":38,"cclass":39,"spacegroup":11,"spacegroupset":37,"a":40,"b":41,"c":42,"alpha":37,"beta":43,"gamma":37,"aerror":44,"berror":45,"cerror":44,"alphaerror":11,"betaerror":44,"gammaerror":11,"va3":11,"z":44,"csmetamict":14,"commentcrystal":46,"twinning":11,"tranglide":11,"parting":11,"epitaxidescription":11,"morphology":11,"tlform":11,"hmin":47,"hmax":48,"hardtype":11,"vhnmin":37,"vhnmax":37,"vhnerror":11,"vhng":11,"vhns":11,"commenthard":11,"dmeas":37,"dmeas2":37,"dcalc":49,"dmeaserror":11,"dcalcerror":11,"commentdense":11,"lustre":50,"lustretype":50,"commentluster":11,"diapheny":11,"streak":51,"colour":52,"commentcolor":11,"colors":53,"streak_colors":58,"luminescence":59,"uv":11,"cleavage":60,"cleavagetype":61,"fracturetype":11,"tenacity":11,"commentbreak":11,"opticaltype":62,"opticalsign":63,"opticalalpha":64,"opticalalpha2":11,"opticalalphaerror":44,"opticalbeta":65,"opticalbeta2":37,"opticalbetaerror":44,"opticalgamma":66,"opticalgamma2":37,"opticalgammaerror":44,"opticalomega":37,"opticalomega2":37,"opticalomegaerror":11,"opticalepsilon":37,"opticalepsilon2":37,"opticalepsilonerror":11,"opticaln":37,"opticaln2":37,"opticalnerror":11,"optical2vcalc":67,"optical2vcalc2":37,"optical2vcalcerror":11,"optical2vmeasured":68,"optical2vmeasured2":37,"optical2vmeasurederror":11,"rimin":69,"rimax":70,"opticaldispersion":11,"opticalpleochroism":71,"opticalpleochorismdesc":72,"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":73,"otheroccurrence":11,"type_specimen_store":74,"description_short":11,"aboutname":75,"rock_parent":11,"rock_parent2":11,"rock_root":9,"rock_bgs_code":11,"meteoritical_code":11,"updttime":76,"reviewed_at":11,"variety_of":11,"varieties":77,"group_members":78,"associates":98,"confused_with":99,"type_localities":100,"occurrence_total":107,"citations":108,"images":134,"structures":135,"synonyms":136,"language_names":140,"wikidata_qid":168,"texts":169},7245,"1:1:7245:4","7b68adce-788b-441f-a0e3-e0614f9a5251","Potassic-sadanagaite","Psdg",0,"mineral",null,8787,20,false,"KCa\u003Csub>2\u003C\u002Fsub>(Mg\u003Csub>3\u003C\u002Fsub>Al\u003Csub>2\u003C\u002Fsub>)(Al\u003Csub>3\u003C\u002Fsub>Si\u003Csub>5\u003C\u002Fsub>O\u003Csub>22\u003C\u002Fsub>)(OH)\u003Csub>2\u003C\u002Fsub>","The sadanagaite group minerals are defined as with 0.5 \u003C \u003Csup>A\u003C\u002Fsup>(Na+K+ 2Ca) where Na or K is dominant, and with 1.5 \u003C \u003Csup>C\u003C\u002Fsup> (Al+Fe\u003Csup>3+\u003C\u002Fsup>+2Ti), where Al or Fe\u003Csup>3+\u003C\u002Fsup> are dominant. The W position may contain (OH),F or Cl. \r\n\r\nPotassic-sadanagaite is defined with \r\nA position: K dominant\r\nC\u003Csup>2+\u003C\u002Fsup> position: Mg dominant\r\nC\u003Csup>3+\u003C\u002Fsup> position: Al dominant\r\nW position: (OH) dominant.","KCa\u003Csub>2\u003C\u002Fsub>(Mg\u003Csub>3\u003C\u002Fsub>Al\u003Csub>2\u003C\u002Fsub>)(Si\u003Csub>5\u003C\u002Fsub>Al\u003Csub>3\u003C\u002Fsub>)O\u003Csub>22\u003C\u002Fsub>(OH)\u003Csub>2\u003C\u002Fsub>",[19,20,21,22,23,24,25],"Al","Ca","Mg","Si","O","K","H",[19,20,21,22,23,24,25],[28],"APPROVED",[30,31],"REDEFINED","RENAMED","Redefined: IMA 2012 s.p.","9","D","E","15","0","Monoclinic",4,"9.964","18.008","5.354","105.55",2,3,"Class: 2\u002Fm, 2, m ; Space group: C2, Cm or C2\u002Fm;",5,6,"3.27","Vitreous","pale brown","black, dark brown",[54,55,56,57],"black","brown","colorless","yellow",[55],"Nonfluorescent","{110}","Perfect","Biaxial","+","1.674","1.686","1.699","88","90",1.674,1.699,"Visible","X' = colorless to Z' = brownish yellow","skarn","Department of Mineralogy, the University Museum, University of Tokyo, Japan.","Named for for Ryoichi Sadanaga (b. 1920), professor emeritus of the University of Tokyo. \r\n\r\nThis material was originally described as \"Magnesiosadanagaite\" (IMA1982-102)by Shimazaki et al. (1984). The sadanagaite group was redefined in the 1997 amphibole nomenclature, and this material was named potassic-magnesiosadanagaite. A new redefinition of the sadanagaite group in the 2012 amphibole nomenclature caused a new name-change, this time to potassic-sadanagaite.","2026-05-13 12:30:59",[],[79,86,92],{"id":80,"name":81,"entrytype":9,"csystem":38,"ima_formula":82,"mindat_formula":83,"hmin":84,"hmax":48,"dmeas":37,"dcalc":85,"primary_image_id":11},7033,"Potassic-ferro-ferri-sadanagaite","KCa\u003Csub>2\u003C\u002Fsub>(Fe\u003Csup>2+\u003C\u002Fsup>\u003Csub>3\u003C\u002Fsub>Fe\u003Csup>3+\u003C\u002Fsup>\u003Csub>2\u003C\u002Fsub>)(Si\u003Csub>5\u003C\u002Fsub>Al\u003Csub>3\u003C\u002Fsub>)O\u003Csub>22\u003C\u002Fsub>(OH)\u003Csub>2\u003C\u002Fsub>","KCa\u003Csub>2\u003C\u002Fsub>(Fe\u003Csup>2+\u003C\u002Fsup>\u003Csub>3\u003C\u002Fsub>Fe\u003Csup>3+\u003C\u002Fsup>\u003Csub>2\u003C\u002Fsub>)(Al\u003Csub>3\u003C\u002Fsub>Si\u003Csub>5\u003C\u002Fsub>O\u003Csub>22\u003C\u002Fsub>)(OH)\u003Csub>2\u003C\u002Fsub>",5.5,"3.36",{"id":87,"name":88,"entrytype":9,"csystem":38,"ima_formula":89,"mindat_formula":90,"hmin":11,"hmax":11,"dmeas":11,"dcalc":11,"primary_image_id":91},7248,"Potassic-ferro-sadanagaite","KCa\u003Csub>2\u003C\u002Fsub>(Fe\u003Csup>2+\u003C\u002Fsup>\u003Csub>3\u003C\u002Fsub>Al\u003Csub>2\u003C\u002Fsub>)(Si\u003Csub>5\u003C\u002Fsub>Al\u003Csub>3\u003C\u002Fsub>)O\u003Csub>22\u003C\u002Fsub>(OH)\u003Csub>2\u003C\u002Fsub>","KCa\u003Csub>2\u003C\u002Fsub>(Fe\u003Csup>2+\u003C\u002Fsup>\u003Csub>3\u003C\u002Fsub>Al\u003Csub>2\u003C\u002Fsub>)(Al\u003Csub>3\u003C\u002Fsub>Si\u003Csub>5\u003C\u002Fsub>O\u003Csub>22\u003C\u002Fsub>)(OH)\u003Csub>2\u003C\u002Fsub>",19846,{"id":93,"name":94,"entrytype":9,"csystem":38,"ima_formula":95,"mindat_formula":96,"hmin":48,"hmax":48,"dmeas":37,"dcalc":97,"primary_image_id":91},3499,"Sadanagaite","NaCa\u003Csub>2\u003C\u002Fsub>(Mg\u003Csub>3\u003C\u002Fsub>Al\u003Csub>2\u003C\u002Fsub>)(Si\u003Csub>5\u003C\u002Fsub>Al\u003Csub>3\u003C\u002Fsub>)O\u003Csub>22\u003C\u002Fsub>(OH)\u003Csub>2\u003C\u002Fsub>","NaCa\u003Csub>2\u003C\u002Fsub>(Mg\u003Csub>3\u003C\u002Fsub>Al\u003Csub>2\u003C\u002Fsub>)(Si\u003Csub>5\u003C\u002Fsub>Al\u003Csub>3\u003C\u002Fsub>O\u003Csub>22\u003C\u002Fsub>)(OH)\u003Csub>2\u003C\u002Fsub>","3.30",[],[],[101],{"id":102,"txt":103,"latitude":104,"longitude":105,"country":106},4387,"Myojin Island, Imabari City, Ehime Prefecture, Japan",34.1197519,133.1844402,"Japan",1,[109,113,117,120,124,129],{"id":110,"year":111,"html":112,"doi":11},527922,1984,"Shimazaki, Hidehiko, Bunno, Michiaki, Ozawa, Tohru (1984) Sadanagaite and magnesio-sadanagaite, new silica-poor members of calcic amphibole from Japan. \u003Ci>American Mineralogist\u003C\u002Fi>,  69 (5-6) 465-471 \u003Ca target='_blank' href='http:\u002F\u002Fwww.minsocam.org\u002Fammin\u002FAM69\u002FAM69_465.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":114,"year":115,"html":116,"doi":11},16099752,1997,"Leake, B. E.; Woolley, A. R.; Arps, C. E. S.; Birch, W. D.; Gilbert, M. C.; Grice, J. D.; Hawthorne, F. C.; Kato, A.; Kisch, H. J.; Krivovichev, V. G.; et al. (1997) Nomenclature of amphiboles: Report of the Subcommittee on Amphiboles of the International Mineralogical Association, Commission on New Minerals and Mineral Names. \u003Ci>American Mineralogist\u003C\u002Fi>,  82. 1019-1037 \u003Ca target='_blank' href='https:\u002F\u002Frruff.info\u002Fdoclib\u002Fam\u002Fvol82\u002FAM82_1019.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":118,"year":115,"html":119,"doi":11},16106870,"Leake, B. E., Woolley, A. R., Arps, C. E. S., Birch, W. D., Gilbert, M. C., Grice, J. D., Hawthorne, F. C., Kato, A., Kisch, H. J., Krivovochev, V. G., Linthout, K., Laird, J., Mandarino, J. A., Maresch, W. V., Nickel, E.H., Rock, N. M. S., Schumacher, J. C., Smith, D. C., Stephenson, N. C. N., Ungaretti, L., Whittaker, E. J. W., Youzhi, Gou (1997) Nomenclature of amphiboles: report of the Subcommittee on Amphiboles of the International Mineralogical Association, Commission on New Minerals and Mineral Names. \u003Ci>The Canadian Mineralogist\u003C\u002Fi>,  35 (1) 219-246 \u003Ca target='_blank' href=' http:\u002F\u002Frruff.info\u002Frruff_1.0\u002Fuploads\u002FCM35_219.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":121,"year":122,"html":123,"doi":11},12909050,1998,"Mandarino, Joseph A. (1998) The Second List of Additions and Corrections to the Glossary of Mineral Species (1995) - The Amphibole Group. \u003Ci>The Mineralogical Record\u003C\u002Fi>, 29 (3) 169-174",{"id":125,"year":126,"html":127,"doi":128},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":130,"year":131,"html":132,"doi":133},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",[],[],[137,138,139],"Kalium-Magnesiosadanagait","Potassic-Magnesiosadanagaite","Potassic-sadanagaiet",[141,146,151,155,163],{"lang":142,"names":143},"ca",[144,145],"potassic-sadanagaïta","potassicsadanagaïta",{"lang":147,"names":148},"de",[149,150],"IMA 1982-102","Kalium-Sadanagait",{"lang":152,"names":153},"eu",[154],"Potasio-sadanagaita",{"lang":156,"names":157},"it",[158,159,160,161,162],"magnesio-sadanagaite","magnesiosadanagaite","potassic-magnesiosadanagaite","potassic-sadanagaite","potassicsadanagaite",{"lang":164,"names":165},"ja",[166,167],"カリ定永閃石","カリ苦土定永閃石","Q3843299",{"history":11,"applications":11}]