[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"minerals:one:698":3},{"id":4,"longid":5,"guid":6,"name":7,"shortcode_ima":8,"entrytype":9,"entrytype_text":10,"varietyof":11,"synid":8,"polytypeof":8,"groupid":8,"weighting":12,"nolocadd":13,"blacklisted":13,"mindat_formula":14,"mindat_formula_note":8,"ima_formula":8,"elements":15,"sigelements":18,"key_elements":8,"impurities":8,"cim":8,"ima_status":8,"ima_notes":8,"ima_history":8,"approval_year":8,"publication_year":8,"discovery_year":8,"strunz10ed1":19,"strunz10ed2":19,"strunz10ed3":19,"strunz10ed4":8,"dana8ed1":19,"dana8ed2":19,"dana8ed3":19,"dana8ed4":19,"csystem":8,"cclass":8,"spacegroup":8,"spacegroupset":19,"a":8,"b":8,"c":8,"alpha":8,"beta":8,"gamma":8,"aerror":8,"berror":8,"cerror":8,"alphaerror":8,"betaerror":8,"gammaerror":8,"va3":8,"z":8,"csmetamict":13,"commentcrystal":8,"twinning":8,"tranglide":8,"parting":8,"epitaxidescription":8,"morphology":8,"tlform":8,"hmin":8,"hmax":8,"hardtype":8,"vhnmin":19,"vhnmax":19,"vhnerror":8,"vhng":8,"vhns":8,"commenthard":8,"dmeas":19,"dmeas2":19,"dcalc":19,"dmeaserror":8,"dcalcerror":8,"commentdense":8,"lustre":8,"lustretype":8,"commentluster":8,"diapheny":8,"streak":8,"colour":8,"commentcolor":8,"colors":8,"streak_colors":8,"luminescence":8,"uv":8,"cleavage":8,"cleavagetype":8,"fracturetype":8,"tenacity":8,"commentbreak":8,"opticaltype":8,"opticalsign":8,"opticalalpha":8,"opticalalpha2":19,"opticalalphaerror":8,"opticalbeta":8,"opticalbeta2":19,"opticalbetaerror":8,"opticalgamma":8,"opticalgamma2":19,"opticalgammaerror":8,"opticalomega":8,"opticalomega2":19,"opticalomegaerror":8,"opticalepsilon":8,"opticalepsilon2":19,"opticalepsilonerror":8,"opticaln":8,"opticaln2":8,"opticalnerror":8,"optical2vcalc":8,"optical2vcalc2":8,"optical2vcalcerror":8,"optical2vmeasured":8,"optical2vmeasured2":8,"optical2vmeasurederror":8,"rimin":8,"rimax":8,"opticaldispersion":8,"opticalpleochroism":8,"opticalpleochorismdesc":8,"opticalbirefringence":8,"opticalcomments":8,"opticalcolour":8,"opticalinternal":8,"opticaltropic":8,"opticalanisotropism":8,"opticalbireflectance":8,"opticalextinction":8,"opticalr":8,"specdispm":8,"ir":8,"electrical":8,"magnetism":8,"thermalbehaviour":8,"other":8,"industrial":8,"occurrence":8,"otheroccurrence":8,"type_specimen_store":8,"description_short":8,"aboutname":20,"rock_parent":8,"rock_parent2":8,"rock_root":21,"rock_bgs_code":8,"meteoritical_code":8,"updttime":22,"reviewed_at":8,"variety_of":23,"varieties":31,"group_members":32,"associates":33,"confused_with":34,"type_localities":35,"occurrence_total":42,"citations":43,"images":48,"structures":94,"synonyms":95,"language_names":96,"wikidata_qid":8,"texts":97},698,"1:1:698:5","c0206327-5c26-4d4a-9441-6152431a73f6","Blue John",null,2,"variety",1576,673,false,"CaF\u003Csub>2\u003C\u002Fsub>",[16,17],"Ca","F",[16,17],"0","The name was given by two miners, John Kirk and Joseph Hall in the 18th century in the same style as the name 'black jack' which was the local name for sphalerite.",0,"2025-08-11 12:14:18",{"id":11,"name":24,"entrytype":21,"csystem":25,"ima_formula":14,"mindat_formula":14,"hmin":26,"hmax":26,"dmeas":27,"dcalc":28,"strunz10ed1":29,"primary_image_id":30},"Fluorite","Isometric",4,"3.175","3.181","3",29727,[],[],[],[],[36],{"id":37,"txt":38,"latitude":39,"longitude":40,"country":41},8759,"Blue John Mine (Blue John Cavern), Castleton, High Peak, Derbyshire, England, UK",53.3456,-1.8035,"UK",5,[44],{"id":45,"year":46,"html":47,"doi":8},1118652,1951,"Palache, Charles; Berman, Harry; Frondel, Clifford (1951) \u003Ci>The System of Mineralogy\u003C\u002Fi> (7th ed.) Vol. 2 - Halides, Nitrates, Borates, Carbonates, Sulfates, Phosphates, Arsenates, Tungstates, Molybdates, Etc. John Wiley and Sons.",[49,59,68,78,84],{"id":50,"source_url":51,"license_code":52,"credit_html":53,"title":54,"description":55,"author":56,"original_width":57,"original_height":58},36269,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=4439687","CC BY-SA 3.0","ARBAY, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=4439687\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Stalactites at blue john images 2006.JPG","Stalactites  at \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FBlue_John_Cavern\" class=\"extiw\" title=\"w:Blue John Cavern\">Blue John Cavern\u003C\u002Fa>","ARBAY",2304,1728,{"id":60,"source_url":61,"license_code":52,"credit_html":62,"title":63,"description":64,"author":65,"original_width":66,"original_height":67},36274,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=32679263","Andy Mabbett, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=32679263\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Treak Cliff Cavern - Blue John tazza - Andy Mabbett - 21.JPG","This \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FDerbyshire_Blue_John\" class=\"extiw\" title=\"en:Derbyshire Blue John\">Blue John\u003C\u002Fa> tazza was made at \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FTreak_Cliff_Cavern\" class=\"extiw\" title=\"en:Treak Cliff Cavern\">Treak Cliff Cavern\u003C\u002Fa>, Derbyshire, England, from stone mined there, in the early 20th century. It was retuned there in 2014 for restoration.","Andy Mabbett",3008,2000,{"id":69,"source_url":70,"license_code":71,"credit_html":72,"title":73,"description":74,"author":75,"original_width":76,"original_height":77},36285,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=115580153","CC BY-SA 2.0","Ashley Dace , via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=115580153\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Blue John Mine - phreatic tube - geograph.org.uk - 3229707.jpg","Blue John Mine - phreatic tube \u003Cspan class=\"mw-valign-text-top noprint\" typeof=\"mw:File\u002FFrameless\">\u003Ca href=\"\u002F\u002Fcommons.wikimedia.org\u002Fwiki\u002FFile:Blue_John_Mine_-_phreatic_tube_-_geograph.org.uk_-_3229707.jpg#ooui-php-4\" title=\"Edit this at Structured Data on Commons\">\u003Cimg alt=\"Edit this at Structured Data on Commons\" src=\"https:\u002F\u002Fupload.wikimedia.org\u002Fwikipedia\u002Fcommons\u002Fthumb\u002F8\u002F8a\u002FOOjs_UI_icon_edit-ltr-progressive.svg\u002F20px-OOjs_UI_icon_edit-ltr-progressive.svg.png\" decoding=\"async\" width=\"10\" height=\"10\" class=\"mw-file-element\" data-file-width=\"20\" data-file-height=\"20\">\u003C\u002Fa>\u003C\u002Fspan>","Ashley Dace ",640,424,{"id":79,"source_url":80,"license_code":71,"credit_html":81,"title":82,"description":83,"author":75,"original_width":76,"original_height":77},36286,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=115580374","Ashley Dace , via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=115580374\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Blue John Mine - mineralisation - geograph.org.uk - 3229729.jpg","Blue John Mine - mineralisation \u003Cspan class=\"mw-valign-text-top noprint\" typeof=\"mw:File\u002FFrameless\">\u003Ca href=\"\u002F\u002Fcommons.wikimedia.org\u002Fwiki\u002FFile:Blue_John_Mine_-_mineralisation_-_geograph.org.uk_-_3229729.jpg#ooui-php-4\" title=\"Edit this at Structured Data on Commons\">\u003Cimg alt=\"Edit this at Structured Data on Commons\" src=\"https:\u002F\u002Fupload.wikimedia.org\u002Fwikipedia\u002Fcommons\u002Fthumb\u002F8\u002F8a\u002FOOjs_UI_icon_edit-ltr-progressive.svg\u002F20px-OOjs_UI_icon_edit-ltr-progressive.svg.png\" decoding=\"async\" width=\"10\" height=\"10\" class=\"mw-file-element\" data-file-width=\"20\" data-file-height=\"20\">\u003C\u002Fa>\u003C\u002Fspan>",{"id":85,"source_url":86,"license_code":87,"credit_html":88,"title":89,"description":90,"author":91,"original_width":92,"original_height":93},3498,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=11293175","Public domain","Mfloryan (talk). Original uploader was Mfloryan at en.wikipedia, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=11293175\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Blue John Veins in the Blue John Cavern.jpg","Blue John (or Derbyshire Spar; a form of \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002Ffluorite\" class=\"extiw\" title=\"en:fluorite\">fluorite\u003C\u002Fa>) Veins in the \u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FBlue_John_Cavern\" class=\"extiw\" title=\"en:Blue John Cavern\">Blue John Cavern\u003C\u002Fa>","Mfloryan (talk). Original uploader was Mfloryan at en.wikipedia",800,531,[],[],[],{"history":8,"applications":8}]