[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"minerals:one:1925":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":26,"impurities":27,"cim":28,"ima_status":29,"ima_notes":11,"ima_history":11,"approval_year":11,"publication_year":31,"discovery_year":32,"strunz10ed1":33,"strunz10ed2":34,"strunz10ed3":35,"strunz10ed4":36,"dana8ed1":37,"dana8ed2":38,"dana8ed3":39,"dana8ed4":38,"csystem":40,"cclass":41,"spacegroup":42,"spacegroupset":43,"a":44,"b":45,"c":46,"alpha":47,"beta":47,"gamma":47,"aerror":48,"berror":49,"cerror":50,"alphaerror":11,"betaerror":11,"gammaerror":11,"va3":11,"z":50,"csmetamict":14,"commentcrystal":11,"twinning":51,"tranglide":11,"parting":11,"epitaxidescription":11,"morphology":52,"tlform":53,"hmin":54,"hmax":54,"hardtype":11,"vhnmin":47,"vhnmax":47,"vhnerror":11,"vhng":11,"vhns":11,"commenthard":11,"dmeas":55,"dmeas2":56,"dcalc":47,"dmeaserror":11,"dcalcerror":11,"commentdense":11,"lustre":11,"lustretype":57,"commentluster":58,"diapheny":59,"streak":60,"colour":61,"commentcolor":11,"colors":62,"streak_colors":66,"luminescence":11,"uv":67,"cleavage":68,"cleavagetype":69,"fracturetype":11,"tenacity":11,"commentbreak":11,"opticaltype":70,"opticalsign":71,"opticalalpha":72,"opticalalpha2":73,"opticalalphaerror":11,"opticalbeta":74,"opticalbeta2":75,"opticalbetaerror":11,"opticalgamma":76,"opticalgamma2":77,"opticalgammaerror":11,"opticalomega":47,"opticalomega2":47,"opticalomegaerror":11,"opticalepsilon":47,"opticalepsilon2":47,"opticalepsilonerror":11,"opticaln":47,"opticaln2":47,"opticalnerror":11,"optical2vcalc":78,"optical2vcalc2":79,"optical2vcalcerror":11,"optical2vmeasured":80,"optical2vmeasured2":81,"optical2vmeasurederror":11,"rimin":82,"rimax":83,"opticaldispersion":84,"opticalpleochroism":85,"opticalpleochorismdesc":86,"opticalbirefringence":11,"opticalcomments":11,"opticalcolour":11,"opticalinternal":11,"opticaltropic":11,"opticalanisotropism":11,"opticalbireflectance":11,"opticalextinction":87,"opticalr":11,"specdispm":11,"ir":11,"electrical":11,"magnetism":11,"thermalbehaviour":88,"other":11,"industrial":11,"occurrence":89,"otheroccurrence":90,"type_specimen_store":91,"description_short":92,"aboutname":93,"rock_parent":11,"rock_parent2":11,"rock_root":9,"rock_bgs_code":11,"meteoritical_code":11,"updttime":94,"reviewed_at":11,"variety_of":11,"varieties":95,"group_members":96,"associates":107,"confused_with":116,"type_localities":117,"occurrence_total":124,"citations":125,"images":174,"structures":185,"synonyms":213,"language_names":216,"wikidata_qid":242,"texts":243},1925,"1:1:1925:1","f779c593-0a55-4f16-a6fb-7f13d71165f8","Holtite","Hlt",0,"mineral",null,43610,138,false,"(Ta\u003Csub>0.6\u003C\u002Fsub>◻\u003Csub>0.4\u003C\u002Fsub>)Al\u003Csub>6\u003C\u002Fsub>BSi\u003Csub>3\u003C\u002Fsub>O\u003Csub>18\u003C\u002Fsub>(O,OH)\u003Csub>2.25\u003C\u002Fsub>","Originally assumed to be Al6(Al,Ta)(SiO4,SbO4,AsO4)3(BO3)O3.","(Ta\u003Csub>0.6\u003C\u002Fsub>◻\u003Csub>0.4\u003C\u002Fsub>)Al\u003Csub>6\u003C\u002Fsub>BSi\u003Csub>3\u003C\u002Fsub>O\u003Csub>18\u003C\u002Fsub>",[19,20,21,22,23,24],"Al","Si","Ta","B","O","H",[19,20,21,22,23],[22,21],",Ti,Fe,As,Nb,Mn,Be,Mg,Ca,Li,Na,K,Rb,Cs,","17.5.26",[30],"APPROVED",1971,"1971","9","A","J","10","54","1","3","Orthorhombic",8,71,"Pnma ","4.6914","11.896","20.383","0",5,2,4,"Multiple on {011}","Blocky crystals, pseudohexagonal needles","Intergrown prisms and acicular coatings on stibiotantalite and as parallel acicular to asbestiform replacements of tantalite. Also as hard resinous pebbles composed of parallel needles often with S-shaped contortions. Crystals to 1 mm in length.",8.5,"3.60","3.90","Vitreous,Resinous,Dull","Dull when weathered","Translucent","Light buff","Light buff to cream-buff, deep olive-buff, brown, russet",[63,64,65],"brown","yellow","colorless",[63],"Dull orange (SW UV) and bright yellow (LW UV).","Good on {001}, may be parting","Distinct\u002FGood","Biaxial","-","1.705","1.746","1.728","1.759","1.73","1.761","32","42","20","55",1.705,1.761,"r \u003C v","Visible","Various shades of yellow to colorless","X = a.","Becomes colourless on heating to 800°C.","Alluvial pebbles.","Pegmatites","The Australian Museum, Sydney, Australia, number D43778 (type).\r\nWestern Australian Museum, Perth, Australia, number MDC 550 (holotype).","Note: Groat et al. (2008) give the formula (Ta,[],Al)Al6(BO3)(Si,Sb,As)3O12(O,OH,[])3. \r\n\r\nClosely related to dumortierite.","Named in honor of Harold Edward Holt (5 August 1908, Stanmore, New South Wales, Australia - 17 December 1967, Cheviot Beach, Victoria, Australia), Prime Minister of Australia (1966-1967).","2026-03-21 18:22:15",[],[97,102],{"id":98,"name":99,"entrytype":9,"csystem":40,"ima_formula":100,"mindat_formula":100,"hmin":11,"hmax":11,"dmeas":11,"dcalc":101,"primary_image_id":11},43588,"Nioboholtite","(Nb\u003Csub>0.6\u003C\u002Fsub>◻\u003Csub>0.4\u003C\u002Fsub>)Al\u003Csub>6\u003C\u002Fsub>BSi\u003Csub>3\u003C\u002Fsub>O\u003Csub>18\u003C\u002Fsub>","3.72",{"id":103,"name":104,"entrytype":9,"csystem":40,"ima_formula":105,"mindat_formula":105,"hmin":11,"hmax":11,"dmeas":11,"dcalc":106,"primary_image_id":11},43589,"Titanoholtite","(Ti\u003Csub>0.75\u003C\u002Fsub>◻\u003Csub>0.25\u003C\u002Fsub>)Al\u003Csub>6\u003C\u002Fsub>BSi\u003Csub>3\u003C\u002Fsub>O\u003Csub>18\u003C\u002Fsub>","3.66",[108],{"id":109,"name":110,"entrytype":9,"csystem":40,"ima_formula":111,"mindat_formula":111,"hmin":112,"hmax":112,"dmeas":113,"dcalc":114,"primary_image_id":115},3739,"Stibiotantalite","Sb\u003Csup>3+\u003C\u002Fsup>TaO\u003Csub>4\u003C\u002Fsub>",5.5,"5.98","7.58",22885,[],[118],{"id":119,"txt":120,"latitude":121,"longitude":122,"country":123},222,"Greenbushes Sn placers, Greenbushes Mine, Bridgetown-Greenbushes Shire, Western Australia, Australia",-33.854273,116.060983,"Australia",6,[126,130,134,138,143,147,151,156,161,165,170],{"id":127,"year":31,"html":128,"doi":129},6427,"Pryce, M. W. (1971) Holtite: a new mineral allied to dumortierite. \u003Ci>Mineralogical Magazine\u003C\u002Fi>,  38 (293) 21-25 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1180\u002Fminmag.1971.038.293.02'>doi:10.1180\u002Fminmag.1971.038.293.02\u003C\u002Fa> \u003Ca target='_blank' href='https:\u002F\u002Frruff.info\u002Fdoclib\u002FMinMag\u002FVolume_38\u002F38-293-21.pdf' class='refpdflink'>\u003C\u002Fa>","10.1180\u002Fminmag.1971.038.293.02",{"id":131,"year":132,"html":133,"doi":11},16112128,1972,"(1972) American Mineralogist 57, 1556 (abstract).",{"id":135,"year":136,"html":137,"doi":11},16112129,1977,"Voloshin, A.V., V.V. Gordienko, E.M. Gel'man, M.L. Zorina, N.A. Elina, E.A. Kul'chitskaya, Y.P. Men'shikov, L.I. Polezhaeva, R.I. Ryzhova, P.B. Sokolov, and G.I. Utochkina (1977) Holtite (first find in the USSR) and its interaction with other tantalum minerals in rare metal pegmatites. Zap. Vses. Mineral. Obshch., 106, 337-347 (in Russian).",{"id":139,"year":140,"html":141,"doi":142},1530,1989,"Hoskins, B. F., Mumme, W. G., Pryce, M. W. (1989) Holtite, (Si\u003Csub>2.25\u003C\u002Fsub>Sb\u003Csub>0.75\u003C\u002Fsub>)B [Al\u003Csub>6\u003C\u002Fsub>(Al\u003Csub>0.43\u003C\u002Fsub>Ta\u003Csub>0.27\u003C\u002Fsub>□\u003Csub>0.30\u003C\u002Fsub>) O\u003Csub>15\u003C\u002Fsub> (O,OH)\u003Csub>2.25\u003C\u002Fsub>]: crystal structure and crystal chemistry. \u003Ci>Mineralogical Magazine\u003C\u002Fi>,  53 (372) 457-463 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1180\u002Fminmag.1989.053.372.05'>doi:10.1180\u002Fminmag.1989.053.372.05\u003C\u002Fa> \u003Ca target='_blank' href='https:\u002F\u002Frruff.info\u002Fdoclib\u002FMinMag\u002FVolume_53\u002F53-372-457.pdf' class='refpdflink'>\u003C\u002Fa>","10.1180\u002Fminmag.1989.053.372.05",{"id":144,"year":145,"html":146,"doi":11},528921,1990,"Jambor, John L., Grew, Edward S. (1990) New Mineral Names. \u003Ci>American Mineralogist\u003C\u002Fi>,  75 (7-8) 931-937 \u003Ca target='_blank' href='http:\u002F\u002Fwww.minsocam.org\u002Fammin\u002FAM75\u002FAM75_931.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":148,"year":149,"html":150,"doi":11},15418311,1996,"Grew, Edward S.; Anovitz, Lawrence M. - \u003Ci>Eds.\u003C\u002Fi> (1996) Boron - Mineralogy, Petrology and Geochemistry. \u003Ci>Reviews in Mineralogy\u003C\u002Fi> Vol. 33. Mineralogical Society of America p.862",{"id":152,"year":153,"html":154,"doi":155},613854,2005,"Kazantsev, S. S., Pushcharovsky, D. Yu., Pasero, M., Merlino, S., Zubkova, N. V., Kabalov, Yu. K., Voloshin, A. V. (2005) Crystal structure of holtite I. \u003Ci>Crystallography Reports\u003C\u002Fi>,  50 (1) 42-47 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1134\u002F1.1857243'>doi:10.1134\u002F1.1857243\u003C\u002Fa>","10.1134\u002F1.1857243",{"id":157,"year":158,"html":159,"doi":160},615110,2006,"Zubkova, N. V., Pushcharovskiĭ, D. Yu., Kabalov, Yu. K., Kazantsev, S. S., Voloshin, A. V. (2006) Crystal structure of holtite II. \u003Ci>Crystallography Reports\u003C\u002Fi>,  51 (1) 16-22 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1134\u002Fs1063774506010044'>doi:10.1134\u002Fs1063774506010044\u003C\u002Fa>","10.1134\u002Fs1063774506010044",{"id":162,"year":163,"html":164,"doi":11},16112134,2008,"Groat, L.A. et al. (2008): Ordering in the crystal structure of holtite. Goldschmidt Conference Abstracts, A330. [http:\u002F\u002Fwww.goldschmidt2008.org\u002Fabstracts\u002FfinalPDFs\u002FA330.pdf]",{"id":166,"year":167,"html":168,"doi":169},244149,2011,"Pieczka, A., Grew, E. S., Groat, L. A., Evans, R. J. (2011) Holtite and dumortierite from the Szklary Pegmatite, Lower Silesia, Poland. \u003Ci>Mineralogical Magazine\u003C\u002Fi>,  75 (2) 303-315 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1180\u002Fminmag.2011.075.2.303'>doi:10.1180\u002Fminmag.2011.075.2.303\u003C\u002Fa>","10.1180\u002Fminmag.2011.075.2.303",{"id":171,"year":172,"html":173,"doi":11},16964876,2021,"(2021) Holtite. \u003Ci>Handbook of Mineralogy\u003C\u002Fi>. Mineralogical Society of America \u003Ca target='_blank' href='https:\u002F\u002Fwww.handbookofmineralogy.org\u002Fpdfs\u002FHoltite.pdf' class='refpdflink'>\u003C\u002Fa>",[175],{"id":176,"source_url":177,"license_code":178,"credit_html":179,"title":180,"description":181,"author":182,"original_width":183,"original_height":184},11569,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=87864740","CC BY-SA 4.0","David Hospital, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=87864740\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Holtite.jpg","Light pinkish-violet platy crystals of the very rare mineral holtite from Vasin-Myl'k Mountain, Voron'i Tundry, Murmansk Oblast, Russian Federation. Holtite is tantalum oxide mineral. Ex.Dr.Hartel and Ch.Rewitzer collections","David Hospital",863,667,[186,193,198,203,208],{"id":187,"url":188,"label":189,"formula":190,"spacegroup":191,"year":192},6276,"\u002Fcif\u002F6276.cif","Groat 2009 · Al6.32 Ta.32 Si2.61 Sb.238 As.152 B O17.61","Al6.32 Ta.32 Si2.61 Sb.238 As.152 B O17.61","P n m a",2009,{"id":194,"url":195,"label":196,"formula":197,"spacegroup":191,"year":192},6277,"\u002Fcif\u002F6277.cif","Groat 2009 · Al6.39 Ta.23 Si2.65 Sb.21 As.138 B O17.65","Al6.39 Ta.23 Si2.65 Sb.21 As.138 B O17.65",{"id":199,"url":200,"label":201,"formula":202,"spacegroup":191,"year":192},6278,"\u002Fcif\u002F6278.cif","Groat 2009 · Al6.374 Ta.26 Si2.156 Sb.792 As.052 B O17.156","Al6.374 Ta.26 Si2.156 Sb.792 As.052 B O17.156",{"id":204,"url":205,"label":206,"formula":207,"spacegroup":191,"year":192},6279,"\u002Fcif\u002F6279.cif","Groat 2009 · Al6.54 Ta.11 Si2.186 Sb.62 As.22 B O17.186","Al6.54 Ta.11 Si2.186 Sb.62 As.22 B O17.186",{"id":209,"url":210,"label":211,"formula":212,"spacegroup":191,"year":158},6280,"\u002Fcif\u002F6280.cif","Kazantsev 2006","Al6.24 Ta.248 Si2.499 Sb.343 As.13 B O17.499 H.52",[214,215],"Holtiet","IMA1969-029",[217,221,226,230,234,238],{"lang":218,"names":219},"ca",[220],"holtita",{"lang":222,"names":223},"de",[224,225],"Holtit","IMA 1969-029",{"lang":227,"names":228},"eu",[229],"Holtita",{"lang":231,"names":232},"it",[233],"holtite",{"lang":235,"names":236},"pl",[237],"Holtyt",{"lang":239,"names":240},"zh",[241],"锑线石","Q3786368",{"history":11,"applications":11}]