[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"minerals:one:1505":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":16,"elements":17,"sigelements":23,"key_elements":11,"impurities":24,"cim":25,"ima_status":26,"ima_notes":29,"ima_history":31,"approval_year":11,"publication_year":32,"discovery_year":33,"strunz10ed1":34,"strunz10ed2":35,"strunz10ed3":36,"strunz10ed4":37,"dana8ed1":38,"dana8ed2":38,"dana8ed3":38,"dana8ed4":38,"csystem":39,"cclass":40,"spacegroup":41,"spacegroupset":42,"a":43,"b":44,"c":45,"alpha":38,"beta":46,"gamma":38,"aerror":11,"berror":11,"cerror":11,"alphaerror":11,"betaerror":11,"gammaerror":11,"va3":11,"z":47,"csmetamict":14,"commentcrystal":11,"twinning":48,"tranglide":11,"parting":49,"epitaxidescription":11,"morphology":11,"tlform":11,"hmin":40,"hmax":50,"hardtype":11,"vhnmin":38,"vhnmax":38,"vhnerror":11,"vhng":11,"vhns":11,"commenthard":11,"dmeas":51,"dmeas2":52,"dcalc":53,"dmeaserror":11,"dcalcerror":11,"commentdense":11,"lustre":54,"lustretype":54,"commentluster":11,"diapheny":55,"streak":56,"colour":57,"commentcolor":11,"colors":58,"streak_colors":62,"luminescence":63,"uv":11,"cleavage":64,"cleavagetype":65,"fracturetype":11,"tenacity":66,"commentbreak":11,"opticaltype":67,"opticalsign":68,"opticalalpha":69,"opticalalpha2":38,"opticalalphaerror":11,"opticalbeta":70,"opticalbeta2":38,"opticalbetaerror":11,"opticalgamma":71,"opticalgamma2":38,"opticalgammaerror":11,"opticalomega":38,"opticalomega2":38,"opticalomegaerror":11,"opticalepsilon":38,"opticalepsilon2":38,"opticalepsilonerror":11,"opticaln":38,"opticaln2":38,"opticalnerror":11,"optical2vcalc":72,"optical2vcalc2":38,"optical2vcalcerror":11,"optical2vmeasured":37,"optical2vmeasured2":73,"optical2vmeasurederror":11,"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":11,"otheroccurrence":11,"type_specimen_store":81,"description_short":82,"aboutname":83,"rock_parent":11,"rock_parent2":11,"rock_root":9,"rock_bgs_code":11,"meteoritical_code":11,"updttime":84,"reviewed_at":11,"variety_of":11,"varieties":85,"group_members":86,"associates":95,"confused_with":104,"type_localities":105,"occurrence_total":106,"citations":107,"images":152,"structures":163,"synonyms":175,"language_names":179,"wikidata_qid":216,"texts":217},1505,"1:1:1505:5","125eb08c-3b27-49c4-99c1-abf59e173827","Ferro-actinolite","Fact",0,"mineral",null,52952,945,false,"◻Ca\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>","◻Ca\u003Csub>2\u003C\u002Fsub>(Mg\u003Csub>2.5-0.0\u003C\u002Fsub>Fe\u003Csup>2+\u003C\u002Fsup>\u003Csub>2.5-5.0\u003C\u002Fsub>)Si\u003Csub>8\u003C\u002Fsub>O\u003Csub>22\u003C\u002Fsub>(OH)\u003Csub>2\u003C\u002Fsub>",[18,19,20,21,22],"Ca","Fe","Si","O","H",[18,19,20,21,22],"Ti,Al,Mn,Na,K,F,P","14.22.6",[27,28],"APPROVED","GRANDFATHERED",[30],"REDEFINED","Redefined IMA 2012 s.p.",1946,"1946","9","D","E","10","0","Monoclinic",5,11,"C2\u002Fm ","9.91","18.17","5.27","104.98",4,"Simple or lamellar twinning parallel to {100}.","Parting on {100}.",6,"3.24","3.48","3.34","Vitreous","Transparent,Translucent","Greenish white","Black-green, dark green",[59,60,61],"black","green","white",[60,61],"Nonfluorescent","On {110}, intersecting at 56° and 124°.","Distinct\u002FGood","brittle","Biaxial","-","1.668","1.685","1.702","88","12",1.668,1.702,"r > v or r \u003C v","Visible","Moderate to strong, in yellows and greens.","Absorption: Z > Y >= X.","Y = b; Z ∧ c = 12.5°-17°.","No designated type specimen.","Note: Tremolite is defined as having an Mg\u002F(Mg+Fe2+) ratio ≥ 0.9; Actinolite has a ratio of 0.5–0.9 and Ferro-Actinolite has a ratio of less than 0.5.","Named in 1946 by  Nils Sundius for its relationship to \u003CM>actinolite\u003C\u002FM>.","2025-08-11 12:14:20",[],[87],{"id":88,"name":89,"entrytype":9,"csystem":39,"ima_formula":90,"mindat_formula":91,"hmin":40,"hmax":50,"dmeas":92,"dcalc":93,"primary_image_id":94},18,"Actinolite","◻Ca\u003Csub>2\u003C\u002Fsub>(Mg\u003Csub>4.5-2.5\u003C\u002Fsub>Fe\u003Csup>2+\u003C\u002Fsup>\u003Csub>0.5-2.5\u003C\u002Fsub>)Si\u003Csub>8\u003C\u002Fsub>O\u003Csub>22\u003C\u002Fsub>(OH)\u003Csub>2\u003C\u002Fsub>","◻Ca\u003Csub>2\u003C\u002Fsub>(Mg\u003Csub>4.5-2.5\u003C\u002Fsub>Fe\u003Csub>0.5-2.5\u003C\u002Fsub>)Si\u003Csub>8\u003C\u002Fsub>O\u003Csub>22\u003C\u002Fsub>(OH)\u003Csub>2\u003C\u002Fsub>","3.03","3.07",28994,[96],{"id":97,"name":98,"entrytype":9,"csystem":39,"ima_formula":99,"mindat_formula":100,"hmin":40,"hmax":50,"dmeas":101,"dcalc":102,"primary_image_id":103},1170,"Cummingtonite","◻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>","◻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>","3.1","3.3",51346,[],[],164,[108,111,115,119,124,128,133,137,142,147],{"id":109,"year":32,"html":110,"doi":11},16109231,"Sundius, N. (1946) Sveriges Geologiska Undersökning Arsbok.",{"id":112,"year":113,"html":114,"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":116,"year":113,"html":117,"doi":118},393774,"Evans, Bernard W., Yang, Hexiong (1998) Fe-Mg order-disorder in tremolite-actinolite-ferro-actinolite at ambient and high temperature. \u003Ci>American Mineralogist\u003C\u002Fi>,  83 (5) 458-475 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.2138\u002Fam-1998-5-606'>doi:10.2138\u002Fam-1998-5-606\u003C\u002Fa> \u003Ca target='_blank' href='https:\u002F\u002Frruff.info\u002Fdoclib\u002Fam\u002Fvol83\u002FAM83_458.pdf' class='refpdflink'>\u003C\u002Fa>","10.2138\u002Fam-1998-5-606",{"id":120,"year":121,"html":122,"doi":123},394282,2000,"Verkouteren, Jennifer R., Wylie, Ann G. (2000) The tremolite-actinolite-ferro–actinolite series: Systematic relationships among cell parameters, composition, optical properties, and habit, and evidence of discontinuities. \u003Ci>American Mineralogist\u003C\u002Fi>,  85 (9) 1239-1254 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.2138\u002Fam-2000-8-917'>doi:10.2138\u002Fam-2000-8-917\u003C\u002Fa> \u003Ca target='_blank' href='https:\u002F\u002Frruff.info\u002Fdoclib\u002Fam\u002Fvol85\u002FAM85_1239.pdf' class='refpdflink'>\u003C\u002Fa>","10.2138\u002Fam-2000-8-917",{"id":125,"year":126,"html":127,"doi":11},16964277,2001,"(2001) Ferro-actinolite. \u003Ci>Handbook of Mineralogy\u003C\u002Fi>. Mineralogical Society of America \u003Ca target='_blank' href='https:\u002F\u002Fwww.handbookofmineralogy.org\u002Fpdfs\u002Fferroactinolite.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":129,"year":130,"html":131,"doi":132},394620,2002,"Ishida, Kiyotaka, Hawthorne, Frank C., Ando, Yumi (2002) Fine structure of infrared OH-stretching bands in natural and heat-treated amphiboles of the tremolite-ferro-actinolite series. \u003Ci>American Mineralogist\u003C\u002Fi>,  87 (7) 891-898 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.2138\u002Fam-2002-0712'>doi:10.2138\u002Fam-2002-0712\u003C\u002Fa>","10.2138\u002Fam-2002-0712",{"id":134,"year":130,"html":135,"doi":136},394642,"Verkouteren, Jennifer R., Wylie, Ann G. (2002) Anomalous optical properties of fibrous tremolite, actinolite, and ferro-actinolite. \u003Ci>American Mineralogist\u003C\u002Fi>,  87 (8) 1090-1095 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.2138\u002Fam-2002-8-905'>doi:10.2138\u002Fam-2002-8-905\u003C\u002Fa>","10.2138\u002Fam-2002-8-905",{"id":138,"year":139,"html":140,"doi":141},1161787,2003,"Jenkins, D. M. (2003) Stability and thermodynamic properties of ferro-actinolite: A re-investigation. \u003Ci>American Journal of Science\u003C\u002Fi>,  303 (8). 723-752 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.2475\u002Fajs.303.8.723'>doi:10.2475\u002Fajs.303.8.723\u003C\u002Fa> \u003Ca target='_blank' href='https:\u002F\u002Fajsonline.org\u002Farticle\u002F61704?pdf' class='refpdflink'>\u003C\u002Fa>","10.2475\u002Fajs.303.8.723",{"id":143,"year":144,"html":145,"doi":146},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":148,"year":149,"html":150,"doi":151},7736171,2019,"Bersani, Danilo, Andò, Sergio, Scrocco, Laura, Gentile, Paolo, Salvioli-Mariani, Emma, Fornasini, Laura, Lottici, Pier Paolo (2019) Composition of Amphiboles in the Tremolite–Ferro–Actinolite Series by Raman Spectroscopy. \u003Ci>Minerals\u003C\u002Fi>,  9 (8). 491 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.3390\u002Fmin9080491'>doi:10.3390\u002Fmin9080491\u003C\u002Fa> \u003Ca target='_blank' href='https:\u002F\u002Fwww.mdpi.com\u002F2075-163X\u002F9\u002F8\u002F491\u002Fpdf?version=1566297787' class='refpdflink'>\u003C\u002Fa>","10.3390\u002Fmin9080491",[153],{"id":154,"source_url":155,"license_code":156,"credit_html":157,"title":158,"description":159,"author":160,"original_width":161,"original_height":162},54614,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=163485019","CC0 1.0","Shannon Heinle, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=163485019\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Ferroactinolite (GeoDIL number - 1708).jpg","Ferroactinolite is the iron version of actinolite with the chemical formula of Ca2Fe5Si8O22(OH)2. It belongs to the amphibole family. This sample is about 11 cm.","Shannon Heinle",2614,1758,[164,170],{"id":165,"url":166,"label":167,"formula":168,"spacegroup":169,"year":113},4538,"\u002Fcif\u002F4538.cif","Evans 1998 · Fe3.98 Mn.196 Mg.88 Ti.002 Ca1.97 Na.028 Si7.98 Al.02 K.044 H1.88 O24","Fe3.98 Mn.196 Mg.88 Ti.002 Ca1.97 Na.028 Si7.98 Al.02 K.044 H1.88 O24","C 1 2\u002Fm 1",{"id":171,"url":172,"label":173,"formula":174,"spacegroup":169,"year":113},4539,"\u002Fcif\u002F4539.cif","Evans 1998 · Fe4.104 Mn.18 Mg.742 Ti.004 Ca1.952 Na.024 Si7.98 Al.02 K.048 H1.868 O24 F.01 Cl.006","Fe4.104 Mn.18 Mg.742 Ti.004 Ca1.952 Na.024 Si7.98 Al.02 K.048 H1.868 O24 F.01 Cl.006",[176,177,178],"Ferro-actinoliet","Ferroactinolite","Ferrotremolite",[180,184,188,192,196,200,204,208,212],{"lang":181,"names":182},"ca",[183],"ferroactinolita",{"lang":185,"names":186},"de",[187],"Ferro-Aktinolith",{"lang":189,"names":190},"eu",[191],"Ferro-actinolita",{"lang":193,"names":194},"it",[195,177],"ferro-actinolite",{"lang":197,"names":198},"mk",[199],"Феро-актинолит",{"lang":201,"names":202},"pl",[203],"Ferroaktynolit",{"lang":205,"names":206},"sr",[207],"фероактинолит",{"lang":209,"names":210},"ta",[211],"பெரோ-ஆக்டினோலைட்டு",{"lang":213,"names":214},"uk",[215],"Фероактиноліт","Q3743205",{"history":11,"applications":11}]