[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"minerals:one:762":3},{"id":4,"longid":5,"guid":6,"name":7,"shortcode_ima":8,"entrytype":9,"entrytype_text":10,"varietyof":11,"synid":11,"polytypeof":11,"groupid":11,"weighting":12,"nolocadd":13,"blacklisted":13,"mindat_formula":14,"mindat_formula_note":11,"ima_formula":14,"elements":15,"sigelements":20,"key_elements":11,"impurities":21,"cim":22,"ima_status":23,"ima_notes":11,"ima_history":11,"approval_year":11,"publication_year":26,"discovery_year":27,"strunz10ed1":28,"strunz10ed2":29,"strunz10ed3":30,"strunz10ed4":31,"dana8ed1":32,"dana8ed2":33,"dana8ed3":34,"dana8ed4":34,"csystem":35,"cclass":36,"spacegroup":37,"spacegroupset":38,"a":39,"b":40,"c":41,"alpha":38,"beta":38,"gamma":38,"aerror":42,"berror":43,"cerror":42,"alphaerror":11,"betaerror":11,"gammaerror":11,"va3":11,"z":44,"csmetamict":13,"commentcrystal":11,"twinning":45,"tranglide":11,"parting":11,"epitaxidescription":11,"morphology":11,"tlform":46,"hmin":11,"hmax":11,"hardtype":11,"vhnmin":38,"vhnmax":38,"vhnerror":11,"vhng":11,"vhns":11,"commenthard":11,"dmeas":47,"dmeas2":47,"dcalc":48,"dmeaserror":11,"dcalcerror":11,"commentdense":11,"lustre":11,"lustretype":49,"commentluster":11,"diapheny":50,"streak":51,"colour":52,"commentcolor":11,"colors":53,"streak_colors":59,"luminescence":11,"uv":11,"cleavage":60,"cleavagetype":61,"fracturetype":11,"tenacity":11,"commentbreak":11,"opticaltype":62,"opticalsign":63,"opticalalpha":64,"opticalalpha2":38,"opticalalphaerror":11,"opticalbeta":65,"opticalbeta2":38,"opticalbetaerror":11,"opticalgamma":66,"opticalgamma2":38,"opticalgammaerror":11,"opticalomega":38,"opticalomega2":38,"opticalomegaerror":11,"opticalepsilon":38,"opticalepsilon2":38,"opticalepsilonerror":11,"opticaln":38,"opticaln2":38,"opticalnerror":11,"optical2vcalc":67,"optical2vcalc2":38,"optical2vcalcerror":11,"optical2vmeasured":68,"optical2vmeasured2":38,"optical2vmeasurederror":11,"rimin":69,"rimax":70,"opticaldispersion":71,"opticalpleochroism":72,"opticalpleochorismdesc":73,"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":74,"industrial":11,"occurrence":75,"otheroccurrence":11,"type_specimen_store":76,"description_short":77,"aboutname":78,"rock_parent":11,"rock_parent2":11,"rock_root":9,"rock_bgs_code":11,"meteoritical_code":11,"updttime":79,"reviewed_at":11,"variety_of":11,"varieties":80,"group_members":81,"associates":82,"confused_with":83,"type_localities":84,"occurrence_total":91,"citations":92,"images":138,"structures":139,"synonyms":146,"language_names":148,"wikidata_qid":172,"texts":173},762,"1:1:762:9","eae67ac7-9ef6-454f-aa1b-b86358da0271","Bredigite","Bdi",0,"mineral",null,68,false,"Ca\u003Csub>7\u003C\u002Fsub>Mg(SiO\u003Csub>4\u003C\u002Fsub>)\u003Csub>4\u003C\u002Fsub>",[16,17,18,19],"Ca","Mg","Si","O",[16,17,18,19],",Ti,Fe,Mn,Ba,F,,","14.5.7",[24,25],"APPROVED","GRANDFATHERED",1948,"1948","9","A","D","20","51","4","1","Orthorhombic",6,37,"0","10.909","18.34","6.739",9,1,4,"Simple contact and cyclical on {110}.","Crystals are squat, barrel- or boat-shaped, with pseudohexagonal cross sections, or as slender prismatic crystals, to 2mm","3.42","3.32","Vitreous","Transparent","White","Colorless, grey",[54,55,56,57,58],"colorless","gray","white","purple","green",[56],"Distinct on {130}","Distinct\u002FGood","Biaxial","+","1.712","1.716","1.725","68","30",1.712,1.725,"relatively strong","Visible","In thick sections, X = pale violet; Y = Z = colorless to pale green. X=b, Y=a, Z=c.","Dissolves readily in the weakest acids, leaving a silica pseudomorph, gives no effervescence, and yields abundant evidence of calcium.","Type specimen was from slag (Middlesbrough type specimen of Tilley and Vincent)","The Natural History Museum, London, England, 1956, 385.","Anthropogenic \"Ca7MgSi4O16\" is described by Žáček et al. (2005).","Named in honor of Dr. Max Albrecht Bredig (20 June 1902 - 21 November 1977), physical chemist, who studied the polymorphism of Ca2SiO4. Dr. Bredig was former Associate Director of the Chemistry Division Oak Ridge National Laboratory, and expert in the chemistry of molten salts and chemistry of the solid state, especially high temperature and crystal chemistry.","2025-08-11 12:14:19",[],[],[],[],[85],{"id":86,"txt":87,"latitude":88,"longitude":89,"country":90},2452,"Scawt Hill, Larne, County Antrim, Northern Ireland, UK",54.9105046,-5.9153825,"UK",16,[93,96,100,104,108,112,116,120,124,129,134],{"id":94,"year":26,"html":95,"doi":11},16103923,"Fleischer, M. (1948) New mineral names. American Mineralogist: 33: 786-787.",{"id":97,"year":26,"html":98,"doi":99},4263,"Tilley, C. E., Vincent, H. C. G. (1948) The occurrence of an orthorhombic high-temperature form of Ca\u003Csub>2\u003C\u002Fsub>SiO\u003Csub>4\u003C\u002Fsub> (bredigite) in the Scawt Hill contact-zone and as a constituent of slags. \u003Ci>Mineralogical Magazine and Journal of the Mineralogical Society\u003C\u002Fi>,  28 (200). 255-271 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1180\u002Fminmag.1948.028.200.02'>doi:10.1180\u002Fminmag.1948.028.200.02\u003C\u002Fa> \u003Ca target='_blank' href='https:\u002F\u002Frruff.info\u002Fdoclib\u002FMinMag\u002FVolume_28\u002F28-200-255.pdf' class='refpdflink'>\u003C\u002Fa>","10.1180\u002Fminmag.1948.028.200.02",{"id":101,"year":102,"html":103,"doi":11},16103924,1952,"Douglas, A.M.B. (1952) X-ray investigation of bredigite. Mineralogical Magazine: 29: 875-884.",{"id":105,"year":106,"html":107,"doi":11},524609,1966,"Bridge, Thomas E. (1966) Bredigite, larnite, and γ dicalcium silicates from Marble Canyon. \u003Ci>American Mineralogist\u003C\u002Fi>,  51 (11-12) 1766-1774 \u003Ca target='_blank' href='http:\u002F\u002Fwww.minsocam.org\u002Fammin\u002FAM51\u002FAM51_1766.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":109,"year":110,"html":111,"doi":11},16103925,1971,"Biggar, G.M. (1971) Phase relationships of bredigite (Ca5MgSi3O12) and of the quaternary compound (Ca6MgAl8SiO21) in the system CaO-MgO-Al2O3SiO2. Cement and Concrete Research: 1: 493-513.",{"id":113,"year":114,"html":115,"doi":11},525980,1973,"Moore, Paul Brian (1973) Bracelets and pinwheels: A topological-geometrical approach to the calcium orthosilicate and alkali sulfate structures. \u003Ci>American Mineralogist\u003C\u002Fi>,  58 (1-2) 32-42 \u003Ca target='_blank' href='http:\u002F\u002Fwww.minsocam.org\u002Fammin\u002FAM58\u002FAM58_32.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":117,"year":118,"html":119,"doi":11},526601,1976,"Moore, Paul Brian, Araki, Takaharu (1976) The crystal structure of bredigite and the genealogy of some alkaline earth orthosilicates. \u003Ci>American Mineralogist\u003C\u002Fi>,  61 (1-2) 74-87 \u003Ca target='_blank' href='http:\u002F\u002Fwww.minsocam.org\u002Fammin\u002FAM61\u002FAM61_74.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":121,"year":122,"html":123,"doi":11},16963357,2001,"(2001) Bredigite. \u003Ci>Handbook of Mineralogy\u003C\u002Fi>. Mineralogical Society of America \u003Ca target='_blank' href='https:\u002F\u002Fwww.handbookofmineralogy.org\u002Fpdfs\u002Fbredigite.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":125,"year":126,"html":127,"doi":128},128473,2005,"Žáček, Vladimír, Skála, Roman, Chlupáčová, Marta, Dvořák,  (2005) Ca-Fe3+-rich, Si-undersaturated buchite from Zelenky, North-Bohemian Brown Coal Basin, Czech Republic. \u003Ci>European Journal of Mineralogy\u003C\u002Fi>,  17 (4). 623-634 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1127\u002F0935-1221\u002F2005\u002F0017-0623'>doi:10.1127\u002F0935-1221\u002F2005\u002F0017-0623\u003C\u002Fa>","10.1127\u002F0935-1221\u002F2005\u002F0017-0623",{"id":130,"year":131,"html":132,"doi":133},17578,2019,"Kahlenberg, Volker, Galuskina, Irina, Krüger, Biljana, Pauluhn, Anuschka, Galuskin, Evgeny (2019) Structural investigations on bredigite from the Hatrurim Complex. \u003Ci>Mineralogy and Petrology\u003C\u002Fi>,  113 (2) 261-272 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1007\u002Fs00710-018-0646-z'>doi:10.1007\u002Fs00710-018-0646-z\u003C\u002Fa>","10.1007\u002Fs00710-018-0646-z",{"id":135,"year":136,"html":137,"doi":11},16103930,2022,"Kahlenberg, V., Prosser, L., Salzmann, M.F., Hejny, C. (2022): On the incorporation of strontium into the crystal structure of bredigite: structural effects and phase transition. Mineralogy and Petrology: 116, 151-167.",[],[140],{"id":141,"url":142,"label":143,"formula":144,"spacegroup":145,"year":118},1855,"\u002Fcif\u002F1855.cif","Moore 1976","Ca13.467 Ba.293 Mg1.81 Mn.43 Si8 O32","P 2 n n",[147],"Bredigiet",[149,153,157,161,164,168],{"lang":150,"names":151},"ca",[152],"bredigita",{"lang":154,"names":155},"de",[156],"Bredigit",{"lang":158,"names":159},"eu",[160],"Bredigita",{"lang":162,"names":163},"it",[7],{"lang":165,"names":166},"uk",[167],"Бредигіт",{"lang":169,"names":170},"zh",[171],"白硅钙石","Q3644168",{"history":11,"applications":11}]