[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"minerals:one:2096":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":15,"elements":16,"sigelements":22,"key_elements":11,"impurities":23,"cim":24,"ima_status":25,"ima_notes":11,"ima_history":11,"approval_year":27,"publication_year":28,"discovery_year":29,"strunz10ed1":30,"strunz10ed2":31,"strunz10ed3":32,"strunz10ed4":33,"dana8ed1":34,"dana8ed2":35,"dana8ed3":35,"dana8ed4":35,"csystem":36,"cclass":37,"spacegroup":38,"spacegroupset":39,"a":40,"b":41,"c":42,"alpha":43,"beta":43,"gamma":43,"aerror":11,"berror":11,"cerror":11,"alphaerror":11,"betaerror":11,"gammaerror":11,"va3":11,"z":37,"csmetamict":13,"commentcrystal":11,"twinning":11,"tranglide":11,"parting":44,"epitaxidescription":11,"morphology":45,"tlform":46,"hmin":47,"hmax":48,"hardtype":49,"vhnmin":43,"vhnmax":43,"vhnerror":11,"vhng":11,"vhns":11,"commenthard":50,"dmeas":43,"dmeas2":43,"dcalc":51,"dmeaserror":11,"dcalcerror":11,"commentdense":11,"lustre":11,"lustretype":52,"commentluster":11,"diapheny":53,"streak":54,"colour":55,"commentcolor":11,"colors":56,"streak_colors":60,"luminescence":11,"uv":61,"cleavage":62,"cleavagetype":63,"fracturetype":64,"tenacity":65,"commentbreak":11,"opticaltype":66,"opticalsign":67,"opticalalpha":68,"opticalalpha2":43,"opticalalphaerror":11,"opticalbeta":69,"opticalbeta2":43,"opticalbetaerror":11,"opticalgamma":70,"opticalgamma2":43,"opticalgammaerror":11,"opticalomega":43,"opticalomega2":43,"opticalomegaerror":11,"opticalepsilon":43,"opticalepsilon2":43,"opticalepsilonerror":11,"opticaln":43,"opticaln2":43,"opticalnerror":11,"optical2vcalc":71,"optical2vcalc2":43,"optical2vcalcerror":11,"optical2vmeasured":72,"optical2vmeasured2":43,"optical2vmeasurederror":11,"rimin":73,"rimax":74,"opticaldispersion":75,"opticalpleochroism":76,"opticalpleochorismdesc":11,"opticalbirefringence":77,"opticalcomments":11,"opticalcolour":11,"opticalinternal":11,"opticaltropic":11,"opticalanisotropism":11,"opticalbireflectance":11,"opticalextinction":78,"opticalr":11,"specdispm":11,"ir":11,"electrical":11,"magnetism":11,"thermalbehaviour":11,"other":11,"industrial":11,"occurrence":79,"otheroccurrence":11,"type_specimen_store":80,"description_short":81,"aboutname":82,"rock_parent":11,"rock_parent2":11,"rock_root":9,"rock_bgs_code":11,"meteoritical_code":11,"updttime":83,"reviewed_at":11,"variety_of":11,"varieties":84,"group_members":85,"associates":86,"confused_with":87,"type_localities":88,"occurrence_total":37,"citations":95,"images":106,"structures":124,"synonyms":131,"language_names":134,"wikidata_qid":155,"texts":156},2096,"1:1:2096:7","b49e5497-cb81-480e-bd7c-0d725e1b09e5","Jimthompsonite","Jim",0,"mineral",null,63,false,"(Mg,Fe)\u003Csub>5\u003C\u002Fsub>Si\u003Csub>6\u003C\u002Fsub>O\u003Csub>16\u003C\u002Fsub>(OH)\u003Csub>2\u003C\u002Fsub>","Mg\u003Csub>5\u003C\u002Fsub>Si\u003Csub>6\u003C\u002Fsub>O\u003Csub>16\u003C\u002Fsub>(OH)\u003Csub>2\u003C\u002Fsub>",[17,18,19,20,21],"Fe","Mg","Si","O","H",[18,19,20,21],",Al,Mn,Ca,Na,H2O,","14.21.11",[26],"APPROVED",1977,1978,"1977","9","D","F","05","67","1","Orthorhombic",8,61,"Pbca ","18.626","27.23","5.297","0","Breakage on {100} and {010} may be partings.","Fibrous intergrowths in host crystals to 5 cm.","Occurs as fibrous crystals or microscopic intergrowths parallel to (010) in anthophyllite and cummingtonite.",6,7,2,"Undetermined; presumably similar to amphibole.","3.05","Vitreous,Sub-Vitreous","Transparent","Colorless","Colorless to very light pinkish brown",[57,58,59],"colorless","pink","brown",[57],"Not fluorescent","Perfect on {210}, intersecting at 38° and 142°.","Perfect","Splintery","brittle","Biaxial","-","1.605","1.626","1.633","58","62",1.605,1.633,"r > v weak","Non-pleochroic","0.028","Parallel. XYZ = abc.","Found in the blackwall zone of a metamorphosed ultramafic body.","Royal Ontario Museum, Toronto, Canada, M36083.\r\nHarvard University, Cambridge, Massachusetts, USA.\r\nNational Museum of Natural History, Washington, D.C., USA, 145689.","Jimthompsonite occurs as ultra-microscopic intergrowths within other host minerals, generally amphiboles such as anthophyllite or cummingtonite-series minerals. Jimthompsonite is generally not visible to the naked eye, but instead is observable optical...","Named by David R. Veblen and Charles W. Burnham in 1978 in honor of James (Jim) B. Thompson, jr., [November 20, 1921 Calais, Maine, USA - November 15, 2011, Calais, Maine, USA], mineralogist and petrologist, late professor\u002Femeritus at Harvard University, USA.","2025-08-11 12:14:21",[],[],[],[],[89],{"id":90,"txt":91,"latitude":92,"longitude":93,"country":94},4195,"Carlton Quarry, Chester, Windsor County, Vermont, USA",43.272196,-72.63321,"USA",[96,99,102],{"id":97,"year":28,"html":98,"doi":11},527128,"Veblen, David R., Burnham, Charles W. (1978) New biopyriboles from Chester, Vermont: I. Descriptive mineralogy. \u003Ci>American Mineralogist\u003C\u002Fi>,  63 (9-10) 1000-1009 \u003Ca target='_blank' href='http:\u002F\u002Fwww.minsocam.org\u002Fammin\u002FAM63\u002FAM63_1000.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":100,"year":28,"html":101,"doi":11},527134,"Veblen, David R., Burnham, Charles W. (1978) New biopyriboles from Chester, Vermont: II. The crystal chemistry of jimthompsonite, clinojimthompsonite, and chesterite, and the amphibole-mica reaction. \u003Ci>American Mineralogist\u003C\u002Fi>,  63 (11-12) 1053-1073 \u003Ca target='_blank' href='http:\u002F\u002Fwww.minsocam.org\u002Fammin\u002FAM63\u002FAM63_1053.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":103,"year":104,"html":105,"doi":11},16965122,2001,"(2001) Jimthompsonite. \u003Ci>Handbook of Mineralogy\u003C\u002Fi>. Mineralogical Society of America \u003Ca target='_blank' href='https:\u002F\u002Fwww.handbookofmineralogy.org\u002Fpdfs\u002Fjimthompsonite.pdf' class='refpdflink'>\u003C\u002Fa>",[107,117],{"id":108,"source_url":109,"license_code":110,"credit_html":111,"title":112,"description":113,"author":114,"original_width":115,"original_height":116},5382,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=168633442","CC BY 4.0","David Hospital, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=168633442\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Clinojimthompsonite, Jimthompsonite, Chesterite & Anthophyllite.jpg","An outstanding and complex specimen formed by an intimate mixture of clinojimthompsonite, jimthompsonite, chesterite and anthophyllite, the first three from the type locality in Carlton Quarry (Carlton Quarry, Chester, Windsor County, Vermont, United States of America).\n\u003Cp>As described in Mindat : \"Jimthompsonite, clinojimthompsonite, chesterite, an unnamed monoclinic analog of chesterite, and anthophyllite occur with fibrous talc, cummingtonite, actinolite, and magnetite in a metamorphic retrograde assemblage in which anthophyllite is being replaced by jimthompsonite, clinojimthompsonite, chesterite and its analog. Visually indistinguishable, transparent, colorless to very light pink brown, they occur as parallel intergrowths along anthophyllite (010) as fibrous aggregates and radiating sprays of prismatic crystals. The monoclinic forms (clinojimthompsonite, chesterite analog) occur as thin lamellae. A combination of optical and chemical analysis and electron microscopy is needed to tell all of these apart, although XRD or even cleavage angles can be used if observable\"\n\u003C\u002Fp>\nEx Vandenbroucke Museum collection from Waregem, Belgium.","David Hospital",800,570,{"id":118,"source_url":119,"license_code":110,"credit_html":120,"title":121,"description":113,"author":114,"original_width":122,"original_height":123},5383,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=168633443","David Hospital, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=168633443\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Clinojimthompsonite & Jimthompsonite & Chesterite & Anthophyllite.jpg",681,600,[125],{"id":126,"url":127,"label":128,"formula":129,"spacegroup":130,"year":28},6879,"\u002Fcif\u002F6879.cif","Veblen 1978","(Mg3.892 Fe1.108) Si6 (O18 H2)","P b c a",[132,133],"IMA1977-011","Jimthompsoniet",[135,139,144,148,151],{"lang":136,"names":137},"ca",[138],"jimthompsonita",{"lang":140,"names":141},"de",[142,143],"IMA 1977-011","Jimthompsonit",{"lang":145,"names":146},"eu",[147],"Jimthompsonita",{"lang":149,"names":150},"it",[7],{"lang":152,"names":153},"zh",[154],"镁川石","Q3808448",{"history":11,"applications":11}]