[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"minerals:one:3416":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":25,"key_elements":11,"impurities":26,"cim":27,"ima_status":28,"ima_notes":11,"ima_history":11,"approval_year":11,"publication_year":11,"discovery_year":31,"strunz10ed1":32,"strunz10ed2":33,"strunz10ed3":34,"strunz10ed4":35,"dana8ed1":36,"dana8ed2":37,"dana8ed3":38,"dana8ed4":32,"csystem":39,"cclass":40,"spacegroup":41,"spacegroupset":42,"a":43,"b":44,"c":45,"alpha":46,"beta":47,"gamma":46,"aerror":11,"berror":11,"cerror":11,"alphaerror":11,"betaerror":11,"gammaerror":11,"va3":11,"z":48,"csmetamict":14,"commentcrystal":49,"twinning":50,"tranglide":11,"parting":51,"epitaxidescription":11,"morphology":52,"tlform":11,"hmin":40,"hmax":53,"hardtype":11,"vhnmin":46,"vhnmax":46,"vhnerror":11,"vhng":11,"vhns":11,"commenthard":11,"dmeas":54,"dmeas2":54,"dcalc":46,"dmeaserror":11,"dcalcerror":11,"commentdense":11,"lustre":55,"lustretype":55,"commentluster":11,"diapheny":56,"streak":57,"colour":58,"commentcolor":11,"colors":59,"streak_colors":67,"luminescence":68,"uv":69,"cleavage":70,"cleavagetype":71,"fracturetype":72,"tenacity":73,"commentbreak":11,"opticaltype":74,"opticalsign":75,"opticalalpha":76,"opticalalpha2":46,"opticalalphaerror":11,"opticalbeta":77,"opticalbeta2":46,"opticalbetaerror":11,"opticalgamma":78,"opticalgamma2":46,"opticalgammaerror":11,"opticalomega":46,"opticalomega2":46,"opticalomegaerror":11,"opticalepsilon":46,"opticalepsilon2":46,"opticalepsilonerror":11,"opticaln":46,"opticaln2":46,"opticalnerror":11,"optical2vcalc":79,"optical2vcalc2":46,"optical2vcalcerror":11,"optical2vmeasured":80,"optical2vmeasured2":46,"optical2vmeasurederror":11,"rimin":81,"rimax":82,"opticaldispersion":83,"opticalpleochroism":84,"opticalpleochorismdesc":85,"opticalbirefringence":11,"opticalcomments":86,"opticalcolour":11,"opticalinternal":11,"opticaltropic":11,"opticalanisotropism":11,"opticalbireflectance":11,"opticalextinction":87,"opticalr":11,"specdispm":11,"ir":11,"electrical":11,"magnetism":88,"thermalbehaviour":11,"other":11,"industrial":11,"occurrence":11,"otheroccurrence":11,"type_specimen_store":89,"description_short":90,"aboutname":91,"rock_parent":11,"rock_parent2":11,"rock_root":9,"rock_bgs_code":11,"meteoritical_code":11,"updttime":92,"reviewed_at":11,"variety_of":11,"varieties":93,"group_members":98,"associates":127,"confused_with":128,"type_localities":129,"occurrence_total":136,"citations":137,"images":207,"structures":332,"synonyms":360,"language_names":368,"wikidata_qid":433,"texts":434},3416,"1:1:3416:2","08cfba86-2fcf-47e2-b52a-41996eb54ec4","Richterite","Rct",0,"mineral",null,8699,2847,false,"Na(CaNa)Mg\u003Csub>5\u003C\u002Fsub>(Si\u003Csub>8\u003C\u002Fsub>O\u003Csub>22\u003C\u002Fsub>)(OH)\u003Csub>2\u003C\u002Fsub>","The richterite group minerals are defined as sodium-calcium amphiboles with 0.5 apfu \u003C A(Na+K+ 2Ca) where Na or K is dominant, and with C(Al+Fe\u003Csup>3+\u003C\u002Fsup>+2Ti)\u003C0.5 apfu. The W position may contain (OH), F or Cl. \r\n\r\nRichterite is defined with \r\nA position: Na dominant\r\nC position: Mg dominant\r\nW position: (OH) dominant.","Na(NaCa)Mg\u003Csub>5\u003C\u002Fsub>Si\u003Csub>8\u003C\u002Fsub>O\u003Csub>22\u003C\u002Fsub>(OH)\u003Csub>2\u003C\u002Fsub>",[19,20,21,22,23,24],"Ca","Mg","Na","Si","O","H",[19,20,21,22,23,24],",Ti,Al,Cr,Mn,Ni,Sr,K,F,Cl,H2O,","14.18.31",[29,30],"APPROVED","GRANDFATHERED","1865","9","D","E","20","66","1","3b","Monoclinic",5,11,"C2\u002Fm ","9.783","17.943","5.287","0","104.070",2,"Unit cell from Handbook of Mineralogy. Also given as 9.90, 17.97, 5.26 Å, 104.25°.","Simple or multiple parallel to {100}","partings on {100} and {001}","Crystals to 15 cm, rarely doubly terminated. Flattened along [100] also acicular and asbestiform.",6,"3.1","Vitreous","Transparent","White","Brown to brownish-red, rose-red, or yellow, grey-brown, and also pale to dark green. dark green blue and grey blue",[60,61,62,63,64,65,66],"brown","red","yellow","green","blue","gray","white",[66],"Nonfluorescent","None","Amphibole cleavage; perfect on {110} intersecting at 56° and 124°.","Perfect","Irregular\u002FUneven","brittle","Biaxial","-","1.615","1.629","1.636","70","68",1.615,1.636,"r \u003C v strong","Strong","In pale yellows, orange and red.","Absorption: Y > Z = X.","Y = b; Z ∧ c = -54° to -20°.","Non-Magnetic","Mining Academy, Freiberg, Germany, 28854.","Compare the chemically similar winchite and potassic-richterite.","Named in 1865 by Johann Friedrich August Breithaupt in honor of Hieronymus Theodor Richter [November 21, 1824, Dresden, Germany – September 25, 1898, Freiberg, Saxony, Germany], professor of chemistry at Freiberg University of Mining and Technology. He was the co-discoverer of indium.","2026-05-15 07:51:55",[94],{"id":95,"name":96,"entrytype":48,"csystem":11,"ima_formula":11,"mindat_formula":97,"hmin":11,"hmax":11,"dmeas":46,"dcalc":11,"primary_image_id":11},10005,"Marmairolite","{Na}{Na(Ca,Mn)}{Mg\u003Csub>5\u003C\u002Fsub>}(Si\u003Csub>8\u003C\u002Fsub>O\u003Csub>22\u003C\u002Fsub>)(OH)\u003Csub>2\u003C\u002Fsub>",[99,106,114,121],{"id":100,"name":101,"entrytype":9,"csystem":39,"ima_formula":102,"mindat_formula":103,"hmin":40,"hmax":53,"dmeas":46,"dcalc":104,"primary_image_id":105},1526,"Ferro-richterite","Na(NaCa)Fe\u003Csup>2+\u003C\u002Fsup>\u003Csub>5\u003C\u002Fsub>Si\u003Csub>8\u003C\u002Fsub>O\u003Csub>22\u003C\u002Fsub>(OH)\u003Csub>2\u003C\u002Fsub>","Na(CaNa)Fe\u003Csup>2+\u003C\u002Fsup>\u003Csub>5\u003C\u002Fsub>(Si\u003Csub>8\u003C\u002Fsub>O\u003Csub>22\u003C\u002Fsub>)(OH)\u003Csub>2\u003C\u002Fsub>","3.46",8742,{"id":107,"name":108,"entrytype":9,"csystem":39,"ima_formula":109,"mindat_formula":110,"hmin":40,"hmax":53,"dmeas":111,"dcalc":112,"primary_image_id":113},6952,"Fluoro-richterite","Na(NaCa)Mg\u003Csub>5\u003C\u002Fsub>Si\u003Csub>8\u003C\u002Fsub>O\u003Csub>22\u003C\u002Fsub>F\u003Csub>2\u003C\u002Fsub>","Na(CaNa)Mg\u003Csub>5\u003C\u002Fsub>(Si\u003Csub>8\u003C\u002Fsub>O\u003Csub>22\u003C\u002Fsub>)F\u003Csub>2\u003C\u002Fsub>","3.174","3.213",9186,{"id":115,"name":116,"entrytype":9,"csystem":39,"ima_formula":117,"mindat_formula":118,"hmin":40,"hmax":53,"dmeas":119,"dcalc":120,"primary_image_id":11},7244,"Potassic-fluoro-richterite","K(NaCa)Mg\u003Csub>5\u003C\u002Fsub>Si\u003Csub>8\u003C\u002Fsub>O\u003Csub>22\u003C\u002Fsub>F\u003Csub>2\u003C\u002Fsub>","K(CaNa)Mg\u003Csub>5\u003C\u002Fsub>(Si\u003Csub>8\u003C\u002Fsub>O\u003Csub>22\u003C\u002Fsub>)F\u003Csub>2\u003C\u002Fsub>","3.06","3.03",{"id":122,"name":123,"entrytype":9,"csystem":39,"ima_formula":124,"mindat_formula":125,"hmin":40,"hmax":53,"dmeas":46,"dcalc":126,"primary_image_id":11},7247,"Potassic-richterite","K(NaCa)Mg\u003Csub>5\u003C\u002Fsub>Si\u003Csub>8\u003C\u002Fsub>O\u003Csub>22\u003C\u002Fsub>(OH)\u003Csub>2\u003C\u002Fsub>","K(CaNa)Mg\u003Csub>5\u003C\u002Fsub>(Si\u003Csub>8\u003C\u002Fsub>O\u003Csub>22\u003C\u002Fsub>)(OH)\u003Csub>2\u003C\u002Fsub>","3.075",[],[],[130],{"id":131,"txt":132,"latitude":133,"longitude":134,"country":135},3167,"Långban Mine, Långban Ore District, Filipstad, Värmland County, Sweden",59.8553767,14.2648029,"Sweden",219,[138,142,146,150,155,160,165,170,174,178,182,187,192,197,202],{"id":139,"year":140,"html":141,"doi":11},15937689,1865,"Breithaupt, August (1865) Mineralogische Studien. 25. Richterit, in \u003Ci>Mineralogischen Studien\u003C\u002Fi>. \u003Ci>Berg- und hüttenmännische Zeitung\u003C\u002Fi>, 364 \u003Ca target='_blank' href='http:\u002F\u002Frruff.info\u002Fuploads\u002FBerg_und_huttenmannische_Zeitung24_364a.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":143,"year":144,"html":145,"doi":11},527132,1978,"Leake, Bernard E. (1978) Nomenclature of amphiboles. \u003Ci>American Mineralogist\u003C\u002Fi>,  63 (11-12) 1023-1052 \u003Ca target='_blank' href='http:\u002F\u002Fwww.minsocam.org\u002Fammin\u002FAM63\u002FAM63_1023.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":147,"year":148,"html":149,"doi":11},16121926,1990,"Mottana, A., Paris, E., Della Ventura, G., Robert, J.-L. (1990) Spectroscopic evidence for tetrahedrally-coordinated titanium in richteritic amphiboles. Rend. Fis. Accad. Lincei: 1: 387-392.",{"id":151,"year":152,"html":153,"doi":154},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":156,"year":157,"html":158,"doi":159},127036,1993,"Oberti, Roberta, Hawthorne, Frank C., Ungaretti, Luciano, Cnr, Cannillo (1993) The behaviour of Mn in amphiboles: Mn in richterite. \u003Ci>European Journal of Mineralogy\u003C\u002Fi>,  5 (1) 43-52 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1127\u002Fejm\u002F5\u002F1\u002F0043'>doi:10.1127\u002Fejm\u002F5\u002F1\u002F0043\u003C\u002Fa>","10.1127\u002Fejm\u002F5\u002F1\u002F0043",{"id":161,"year":162,"html":163,"doi":164},393641,1997,"Hawthorne, Frank C., Della Ventura, Giancarlo, Robert, Jean-Louis, Welch, Mark D., Raudsepp, Mati, Jenkins, David M. (1997) A Rietveld and infrared study of synthetic amphiboles along the potassium-richterite-tremolite join. \u003Ci>American Mineralogist\u003C\u002Fi>,  82 (7) 708-716 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.2138\u002Fam-1997-7-808'>doi:10.2138\u002Fam-1997-7-808\u003C\u002Fa> \u003Ca target='_blank' href='https:\u002F\u002Frruff.info\u002Fdoclib\u002Fam\u002Fvol82\u002FAM82_708.pdf' class='refpdflink'>\u003C\u002Fa>","10.2138\u002Fam-1997-7-808",{"id":166,"year":167,"html":168,"doi":169},127854,2000,"Melzer, Stefan, Gottschalk, Matthias, Andrut, Michael, Heinrich, Wilhelm (2000) Crystal chemistry of K-richterite-richterite-tremolite solid solutions: a SEM, EMP, XRD, HRTEM and IR study. \u003Ci>European Journal of Mineralogy\u003C\u002Fi>,  12 (2) 273-291 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1127\u002Fejm\u002F12\u002F2\u002F0273'>doi:10.1127\u002Fejm\u002F12\u002F2\u002F0273\u003C\u002Fa>","10.1127\u002Fejm\u002F12\u002F2\u002F0273",{"id":171,"year":167,"html":172,"doi":173},152724,"Andrut, M., Gottschalk, M., Melzer, S., Najorka, J. (2000) Lattice vibrational modes in synthetic tremolite-Sr-tremolite and tremolite-richterite solid solutions. \u003Ci>Physics and Chemistry of Minerals\u003C\u002Fi>,  27 (5) 301-309 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1007\u002Fs002690050259'>doi:10.1007\u002Fs002690050259\u003C\u002Fa>","10.1007\u002Fs002690050259",{"id":175,"year":176,"html":177,"doi":11},16967000,2001,"(2001) Richterite. \u003Ci>Handbook of Mineralogy\u003C\u002Fi>. Mineralogical Society of America \u003Ca target='_blank' href='https:\u002F\u002Fwww.handbookofmineralogy.org\u002Fpdfs\u002Frichterite.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":179,"year":176,"html":180,"doi":181},394445,"Ishida, Kiyotaka, Hawthorne, Frank C. (2001) Assignment of infrared OH-stretching bands in manganoan magnesio-arfvedsonite and richterite through heat-treatment. \u003Ci>American Mineralogist\u003C\u002Fi>,  86 (9) 965-972 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.2138\u002Fam-2001-8-902'>doi:10.2138\u002Fam-2001-8-902\u003C\u002Fa>","10.2138\u002Fam-2001-8-902",{"id":183,"year":184,"html":185,"doi":186},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":188,"year":189,"html":190,"doi":191},64525,2008,"Hawthorne, F. C., Oberti, R., Zanetti, A., Nayak, V.K. (2008) The crystal chemistry of alkali amphiboles from the Kajlidongri Manganese Mine, India. \u003Ci>The Canadian Mineralogist\u003C\u002Fi>,  46 (2) 455-466 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.3749\u002Fcanmin.46.2.455'>doi:10.3749\u002Fcanmin.46.2.455\u003C\u002Fa>","10.3749\u002Fcanmin.46.2.455",{"id":193,"year":194,"html":195,"doi":196},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",{"id":198,"year":199,"html":200,"doi":201},65322,2016,"Della Ventura, Giancarlo, Redhammer, Günther J., Robert, Jean-Louis, Sergent, Jose, Iezzi, Gianluca, Cavallo, Andrea (2016) Crystal-Chemistry of Synthetic Amphiboles Along the Richterite–Ferro-Richterite Join: A Combined Spectroscopic (FTIR, Mössbauer), XRPD, and Microchemical Study. \u003Ci>The Canadian Mineralogist\u003C\u002Fi>,  54 (1) 97-114 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.3749\u002Fcanmin.1500076'>doi:10.3749\u002Fcanmin.1500076\u003C\u002Fa>","10.3749\u002Fcanmin.1500076",{"id":203,"year":204,"html":205,"doi":206},65544,2018,"Day, Maxwell C., Hawthorne, Frank C., Susta, Umberto, Della Ventura, Giancarlo, Harlow, George E. (2018) Short-Range Order-Disorder in Gem Richterite and Pargasite from Afghanistan: Crystal-Structure Refinement and Infrared Spectroscopy. \u003Ci>The Canadian Mineralogist\u003C\u002Fi>,  56 (6) 939-950 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.3749\u002Fcanmin.1800052'>doi:10.3749\u002Fcanmin.1800052\u003C\u002Fa>","10.3749\u002Fcanmin.1800052",[208,218,226,234,241,247,255,262,268,278,285,295,304,314,322],{"id":209,"source_url":210,"license_code":211,"credit_html":212,"title":213,"description":214,"author":215,"original_width":216,"original_height":217},20921,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=10153756","CC BY-SA 3.0","Robert M. Lavinsky, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=10153756\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Richterite-182967.jpg","\u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FRichterite\" class=\"extiw\" title=\"en:Richterite\">Richterite\u003C\u002Fa>\n\u003Cdl>\u003Cdd>\u003Cdl>\u003Cdd>Locality: \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FBadakhshan_Province\" class=\"extiw\" title=\"en:Badakhshan Province\">Badakhshan (Badakshan; Badahsan) Province\u003C\u002Fa>, Afghanistan (\u003Ca rel=\"nofollow\" class=\"external text\" href=\"http:\u002F\u002Fwww.mindat.org\u002Floc-5577.html\">Locality at mindat.org\u003C\u002Fa>)\u003C\u002Fdd>\n\u003Cdd>Size: 1.6 x 1.2 x 0.6 cm.\u003C\u002Fdd>\n\u003Cdd>Richterite is a rare amphibole group silicate, very rarely seen in sharp, gemmy crystals. This is a superb, sharply terminated and very gemmy yellow crystal from the small find of 4 or 5 years ago. Ex. Irv Brown Collection.\u003C\u002Fdd>\u003C\u002Fdl>\u003C\u002Fdd>\u003C\u002Fdl>","Robert M. Lavinsky",293,350,{"id":219,"source_url":220,"license_code":211,"credit_html":221,"title":222,"description":223,"author":215,"original_width":224,"original_height":225},20922,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=10158291","Robert M. Lavinsky, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=10158291\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Richterite-197779.jpg","\u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FRichterite\" class=\"extiw\" title=\"en:Richterite\">Richterite\u003C\u002Fa>\n\u003Cdl>\u003Cdd>\u003Cdl>\u003Cdd>Locality: Tsilamaha, \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FFianarantsoa_Province\" class=\"extiw\" title=\"en:Fianarantsoa Province\">Fianarantsoa Province\u003C\u002Fa>, Madagascar (\u003Ca rel=\"nofollow\" class=\"external text\" href=\"http:\u002F\u002Fwww.mindat.org\u002Floc-105926.html\">Locality at mindat.org\u003C\u002Fa>)\u003C\u002Fdd>\n\u003Cdd>Size: 3.6 x 2.5 x 2.1 cm.\u003C\u002Fdd>\n\u003Cdd>Richterite is a rarely crystallized amphibole group mineral. This is a very 3-dimensional, doubly-terminated, complete all-around, sharp crystal nicely accented with a bit of feldspar on one side. The lustrous, black crystal is sharply terminated at the top and looks like an octahedron. The basal termination is cleaved and it’s hard to tell, if the upper termination is totally complete. From a very uncommon Madagascar locale - Tsilamaha.\u003C\u002Fdd>\u003C\u002Fdl>\u003C\u002Fdd>\u003C\u002Fdl>",344,474,{"id":227,"source_url":228,"license_code":211,"credit_html":229,"title":230,"description":231,"author":215,"original_width":232,"original_height":233},20923,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=10420219","Robert M. Lavinsky, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=10420219\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Richterite-4jg15b.jpg","\u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FRichterite\" class=\"extiw\" title=\"en:Richterite\">Richterite\u003C\u002Fa>\n\u003Cdl>\u003Cdd>\u003Cdl>\u003Cdd>Locality: Koksha Valley (Kokscha; Kokcha), \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FBadakhshan_Province\" class=\"extiw\" title=\"en:Badakhshan Province\">Badakhshan (Badakshan; Badahsan) Province\u003C\u002Fa>, Afghanistan (\u003Ca rel=\"nofollow\" class=\"external text\" href=\"http:\u002F\u002Fwww.mindat.org\u002Floc-6990.html\">Locality at mindat.org\u003C\u002Fa>)\u003C\u002Fdd>\n\u003Cdd>Size: thumbnail, 2.7 x .6 x .2 cm\n\u003Cdl>\u003Cdt>Potassian Fluor-richterite\u003C\u002Fdt>\u003C\u002Fdl>\u003C\u002Fdd>\n\u003Cdd>Beautiful slender crystal with one absolutely perfect termination. The striated sides have excellent luster, and the clarity of the crystal is outstanding. Both sharp and delicate in appearance, the crystal displays wonderfully. From the remarkable new finds of 4-5 years ago. 2.7 x .6 x .2 cm\u003C\u002Fdd>\u003C\u002Fdl>\u003C\u002Fdd>\u003C\u002Fdl>",128,400,{"id":235,"source_url":236,"license_code":211,"credit_html":237,"title":238,"description":231,"author":215,"original_width":239,"original_height":240},20924,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=10420220","Robert M. Lavinsky, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=10420220\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Richterite-4jg15a.jpg",355,666,{"id":242,"source_url":243,"license_code":211,"credit_html":244,"title":245,"description":231,"author":215,"original_width":233,"original_height":246},76906,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=10420218","Robert M. Lavinsky, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=10420218\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Richterite-4jg15d.jpg",256,{"id":248,"source_url":249,"license_code":211,"credit_html":250,"title":251,"description":252,"author":215,"original_width":253,"original_height":254},20925,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=10453285","Robert M. Lavinsky, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=10453285\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Richterite-mrz156a.jpg","\u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FRichterite\" class=\"extiw\" title=\"en:Richterite\">Richterite\u003C\u002Fa>\n\u003Cdl>\u003Cdd>\u003Cdl>\u003Cdd>Locality: \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FWilberforce\" class=\"extiw\" title=\"en:Wilberforce\">Wilberforce\u003C\u002Fa>, Monmouth Township, \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FHaliburton_County,_Ontario\" class=\"extiw\" title=\"en:Haliburton County, Ontario\">Haliburton County\u003C\u002Fa>, \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FOntario\" class=\"extiw\" title=\"en:Ontario\">Ontario\u003C\u002Fa>, Canada (\u003Ca rel=\"nofollow\" class=\"external text\" href=\"http:\u002F\u002Fwww.mindat.org\u002Floc-541.html\">Locality at mindat.org\u003C\u002Fa>)\u003C\u002Fdd>\n\u003Cdd>Size: miniature, 4.4 x 3.1 x 1.2 cm\n\u003Cdl>\u003Cdt>Fluor-richterite\u003C\u002Fdt>\u003C\u002Fdl>\u003C\u002Fdd>\n\u003Cdd>Just a darned fine example of this rock-forming mineral, with good lustre, good sharp termination, and good form. You almost never see these occur so beautifully-crystallized and so the mineral is often dismissed as non-worthy of a fine collection. The cluster is also a floater.\u003C\u002Fdd>\u003C\u002Fdl>\u003C\u002Fdd>\u003C\u002Fdl>",600,590,{"id":256,"source_url":257,"license_code":211,"credit_html":258,"title":259,"description":260,"author":215,"original_width":261,"original_height":233},20926,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=10460765","Robert M. Lavinsky, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=10460765\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Richterite-rare08-23b.jpg","\u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FRichterite\" class=\"extiw\" title=\"en:Richterite\">Richterite\u003C\u002Fa>\n\u003Cdl>\u003Cdd>\u003Cdl>\u003Cdd>Locality: \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FWilberforce\" class=\"extiw\" title=\"en:Wilberforce\">Wilberforce\u003C\u002Fa>, Monmouth Township, \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FHaliburton_County,_Ontario\" class=\"extiw\" title=\"en:Haliburton County, Ontario\">Haliburton County\u003C\u002Fa>, \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FOntario\" class=\"extiw\" title=\"en:Ontario\">Ontario\u003C\u002Fa>, Canada (\u003Ca rel=\"nofollow\" class=\"external text\" href=\"http:\u002F\u002Fwww.mindat.org\u002Floc-541.html\">Locality at mindat.org\u003C\u002Fa>)\u003C\u002Fdd>\n\u003Cdd>Size: cabinet, 11.8 x 6.8 x 4.7 cm\n\u003Cdl>\u003Cdt>Fluor-richterite\u003C\u002Fdt>\u003C\u002Fdl>\u003C\u002Fdd>\n\u003Cdd>Nestled in a matrix of ivory colored calcite, are several crystals of fluor-richterite, the largest of which is doubly terminated, black with good luster, and measures 5.2 cm in length. Fluor � richterite is a sodium calcium, magnesium, silicate, fluorite. Normally its a boring species I wouldn't care about or value highly as a display-quality mineral , but this one really stands out! The crystal is, by any standard, an excellent crystal of a black rarity that is so often seen as gravel and not as specimen-worthy.\u003C\u002Fdd>\u003C\u002Fdl>\u003C\u002Fdd>\u003C\u002Fdl>",325,{"id":263,"source_url":264,"license_code":211,"credit_html":265,"title":266,"description":260,"author":215,"original_width":267,"original_height":233},20927,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=10460766","Robert M. Lavinsky, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=10460766\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Richterite-rare08-23c.jpg",274,{"id":269,"source_url":270,"license_code":271,"credit_html":272,"title":273,"description":274,"author":275,"original_width":276,"original_height":277},20928,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=14786439","CC BY 3.0","John Sobolewski (JSS), via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=14786439\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Richterite-229749.jpg","\u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FRichterite\" class=\"extiw\" title=\"en:Richterite\">Richterite\u003C\u002Fa>\n\u003Cdl>\u003Cdd>\u003Cdl>\u003Cdd>Locality: Badakhshan Province (Badakshan Province; Badahsan Province), Afghanistan\u003C\u002Fdd>\n\u003Cdd>\u003Ci>Original description:\u003C\u002Fi> A gemmy 2.1 by 1.0 cms crystal. JSS specimen and photo.\u003C\u002Fdd>\u003C\u002Fdl>\u003C\u002Fdd>\u003C\u002Fdl>","John Sobolewski (JSS)",480,640,{"id":279,"source_url":280,"license_code":211,"credit_html":281,"title":282,"description":283,"author":215,"original_width":253,"original_height":284},36935,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=10152194","Robert M. Lavinsky, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=10152194\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Braunite-Richterite-178751.jpg","\u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FBraunite\" class=\"extiw\" title=\"en:Braunite\">Braunite\u003C\u002Fa>, \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FRichterite\" class=\"extiw\" title=\"en:Richterite\">Richterite\u003C\u002Fa>\n\u003Cdl>\u003Cdd>\u003Cdl>\u003Cdd>Locality: \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FL%C3%A5ngban\" class=\"extiw\" title=\"en:Långban\">Långban\u003C\u002Fa>, \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FFilipstad\" class=\"extiw\" title=\"en:Filipstad\">Filipstad\u003C\u002Fa>, \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FV%C3%A4rmland\" class=\"extiw\" title=\"en:Värmland\">Värmland\u003C\u002Fa>, Sweden (\u003Ca rel=\"nofollow\" class=\"external text\" href=\"http:\u002F\u002Fwww.mindat.org\u002Floc-3167.html\">Locality at mindat.org\u003C\u002Fa>)\u003C\u002Fdd>\n\u003Cdd>Size: 6.3 x 4.9 x 3.8 cm.\u003C\u002Fdd>\n\u003Cdd>An old-time, very rare and superb combination piece from the world famous Langban deposit of Sweden. Sharp, lustrous, gray braunite crystals to 7 mm are richly and aesthetically invested on both sides of the contrasting, very vuggy matrix of solid crystallized richterite. The richterites on this fabulous and classic piece are very highly lustrous and many of the crystals are gemmy. Ex. George English and University of Chicago Collections.\u003C\u002Fdd>\u003C\u002Fdl>\u003C\u002Fdd>\u003C\u002Fdl>",493,{"id":286,"source_url":287,"license_code":288,"credit_html":289,"title":290,"description":291,"author":292,"original_width":293,"original_height":294},3844,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=163485243","CC0 1.0","Shannon Heinle, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=163485243\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Richterite (GeoDIL number - 1780).jpg","Richterite is a member of the amphibole group with the chemical formula of Na2Ca(Mg,Fe)5Si8O22(OH)2. It basically is the sodium rich version of tremolite. Some richterite has been found in meteorite debris and it is not an overly common mineral, but is found in small amounts in many rocks. This sample is about 7 cm.","Shannon Heinle",1906,1340,{"id":105,"source_url":296,"license_code":297,"credit_html":298,"title":299,"description":300,"author":301,"original_width":302,"original_height":303},"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=145961585","CC BY 4.0","David Hospital, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=145961585\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Ferro-richterite.jpg","Dark microcrystals of the very rare mineral ferro-richterite on a pale colored matrix from Libby, Libby Mining District, Montana, United States of America. Ex Vandenbroucke Museum collection from Waregem, Belgium.","David Hospital",695,503,{"id":305,"source_url":306,"license_code":307,"credit_html":308,"title":309,"description":310,"author":311,"original_width":312,"original_height":313},9191,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=76115056","CC BY-SA 4.0","Joan Rosell, from rosellminerals.com, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=76115056\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Fluoro-richterite.jpg",":Locality: Nuestra Señora del Carmen Mines, Jumilla, Murcia, Spain\n\u003Cdl>\u003Cdd>Size: 2.8 × 2.2 × 2 cm\u003C\u002Fdd>\n\u003Cdd>Description: Yellow color richterite\u002Ffluoro-richterite and diopside sharp crystals. They are accompanied by globular and brilliant calcite, hematite and.\u003C\u002Fdd>\u003C\u002Fdl>","Joan Rosell, from rosellminerals.com",1000,891,{"id":315,"source_url":316,"license_code":288,"credit_html":317,"title":318,"description":319,"author":292,"original_width":320,"original_height":321},9192,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=163485234","Shannon Heinle, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=163485234\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Fluor-richterite (GeoDIL number - 1778).jpg","Fluor-richterite is a member of the amphibole group. It has the chemical formula of Na2Ca(Mg,Fe)5Si8O22(F,OH)2. This sample is about 6 cm.",1440,1101,{"id":323,"source_url":324,"license_code":325,"credit_html":326,"title":327,"description":328,"author":329,"original_width":330,"original_height":331},28527,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=118198524","CC BY-SA 2.0","Pacific Museum of Earth from Canada, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=118198524\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Yoshimuraite with Richterite, Urabanite, Rhodonite, Quartz, and Feldspar (48603224601).jpg","\u003Cp>Noda\n\u003C\u002Fp>\nTamagawa, Japan","Pacific Museum of Earth from Canada",6000,4000,[333,340,345,350,355],{"id":334,"url":335,"label":336,"formula":337,"spacegroup":338,"year":339},12104,"\u002Fcif\u002F12104.cif","Senda 2005 · K.954 (Ca1.02 Na.98) Mg5 Si8 O24 H2","K.954 (Ca1.02 Na.98) Mg5 Si8 O24 H2","C 1 2\u002Fm 1",2005,{"id":341,"url":342,"label":343,"formula":344,"spacegroup":338,"year":339},12105,"\u002Fcif\u002F12105.cif","Senda 2005 · Na1.87 Ca.98 Mg5 Si8 O24 H2","Na1.87 Ca.98 Mg5 Si8 O24 H2",{"id":346,"url":347,"label":348,"formula":349,"spacegroup":338,"year":339},12106,"\u002Fcif\u002F12106.cif","Senda 2005 · Na1.54 Ca.9 Mg5 (Si5.96 Ge2.04) O24 H2","Na1.54 Ca.9 Mg5 (Si5.96 Ge2.04) O24 H2",{"id":351,"url":352,"label":353,"formula":354,"spacegroup":338,"year":339},12107,"\u002Fcif\u002F12107.cif","Senda 2005 · Na1.47 Ca.98 Mg5 (Si3.88 Ge4.12) O24 H2","Na1.47 Ca.98 Mg5 (Si3.88 Ge4.12) O24 H2",{"id":356,"url":357,"label":358,"formula":359,"spacegroup":338,"year":339},12108,"\u002Fcif\u002F12108.cif","Senda 2005 · Na1.58 Ca.88 Mg5 (Si1.92 Ge6.08) O24 H2","Na1.58 Ca.88 Mg5 (Si1.92 Ge6.08) O24 H2",[361,362,363,364,365,366,367],"Chernyshevit","Chernyshevita","Chernyshevite","Isabellit","Isabellita","Isabellite","Natrongrammatit",[369,373,377,381,385,388,392,396,400,404,408,411,415,419,422,425,429],{"lang":370,"names":371},"bg",[372],"Рихтерит",{"lang":374,"names":375},"ca",[376],"richterita",{"lang":378,"names":379},"de",[380],"Richterit",{"lang":382,"names":383},"es",[384],"Richterita",{"lang":386,"names":387},"eu",[384],{"lang":389,"names":390},"fr",[391],"richtérite",{"lang":393,"names":394},"it",[395],"richterite",{"lang":397,"names":398},"ja",[399],"リヒター閃石",{"lang":401,"names":402},"nl",[403],"richteriet",{"lang":405,"names":406},"pl",[407],"Richteryt",{"lang":409,"names":410},"ru",[372],{"lang":412,"names":413},"sr",[414],"риштерит",{"lang":416,"names":417},"ta",[418],"ரிச்டெரைட்டு",{"lang":420,"names":421},"uk",[372],{"lang":423,"names":424},"vi",[380],{"lang":426,"names":427},"zh",[428],"钠透闪石",{"lang":430,"names":431},"zh-tw",[432],"鈉透閃石","Q418652",{"history":11,"applications":11}]