[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"minerals:one:470392":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":19,"key_elements":11,"impurities":11,"cim":11,"ima_status":20,"ima_notes":11,"ima_history":11,"approval_year":22,"publication_year":11,"discovery_year":11,"strunz10ed1":23,"strunz10ed2":24,"strunz10ed3":25,"strunz10ed4":11,"dana8ed1":26,"dana8ed2":26,"dana8ed3":26,"dana8ed4":26,"csystem":27,"cclass":28,"spacegroup":29,"spacegroupset":30,"a":31,"b":32,"c":33,"alpha":11,"beta":34,"gamma":11,"aerror":28,"berror":28,"cerror":35,"alphaerror":11,"betaerror":12,"gammaerror":11,"va3":11,"z":36,"csmetamict":13,"commentcrystal":11,"twinning":11,"tranglide":11,"parting":11,"epitaxidescription":11,"morphology":11,"tlform":37,"hmin":38,"hmax":11,"hardtype":11,"vhnmin":11,"vhnmax":11,"vhnerror":11,"vhng":11,"vhns":11,"commenthard":11,"dmeas":11,"dmeas2":11,"dcalc":39,"dmeaserror":11,"dcalcerror":11,"commentdense":11,"lustre":11,"lustretype":40,"commentluster":41,"diapheny":11,"streak":42,"colour":43,"commentcolor":11,"colors":44,"streak_colors":50,"luminescence":11,"uv":11,"cleavage":51,"cleavagetype":52,"fracturetype":11,"tenacity":53,"commentbreak":11,"opticaltype":11,"opticalsign":11,"opticalalpha":11,"opticalalpha2":11,"opticalalphaerror":11,"opticalbeta":11,"opticalbeta2":11,"opticalbetaerror":11,"opticalgamma":11,"opticalgamma2":11,"opticalgammaerror":11,"opticalomega":11,"opticalomega2":11,"opticalomegaerror":11,"opticalepsilon":11,"opticalepsilon2":11,"opticalepsilonerror":11,"opticaln":11,"opticaln2":11,"opticalnerror":11,"optical2vcalc":11,"optical2vcalc2":11,"optical2vcalcerror":11,"optical2vmeasured":11,"optical2vmeasured2":11,"optical2vmeasurederror":11,"rimin":11,"rimax":11,"opticaldispersion":11,"opticalpleochroism":54,"opticalpleochorismdesc":55,"opticalbirefringence":11,"opticalcomments":11,"opticalcolour":11,"opticalinternal":56,"opticaltropic":57,"opticalanisotropism":58,"opticalbireflectance":59,"opticalextinction":11,"opticalr":60,"specdispm":61,"ir":11,"electrical":11,"magnetism":11,"thermalbehaviour":11,"other":62,"industrial":11,"occurrence":63,"otheroccurrence":11,"type_specimen_store":64,"description_short":65,"aboutname":66,"rock_parent":11,"rock_parent2":11,"rock_root":9,"rock_bgs_code":11,"meteoritical_code":11,"updttime":67,"reviewed_at":11,"variety_of":11,"varieties":68,"group_members":69,"associates":70,"confused_with":71,"type_localities":72,"occurrence_total":38,"citations":79,"images":94,"structures":95,"synonyms":103,"language_names":106,"wikidata_qid":116,"texts":117},470392,"1:1:470392:7","9b82d1a1-9f03-4d8d-8015-b15deeb9ddd3","Hanswilkeite","Hsw",0,"mineral",null,7,false,"KFeS\u003Csub>2\u003C\u002Fsub>",[16,17,18],"Fe","K","S",[16,17,18],[21],"APPROVED",2022,"2","C","B","0","Monoclinic",5,10,"C2\u002Fc "," 7.0914"," 11.3154"," 5.3992","113.244",3,4," It forms single-crystal grains up to 1 mm in size, isometric to lath-like, often intergrown with a less-common rasvumite, KFe2S3.",2,"2.654","Metallic","dull metallic","brown-black","deep-purple",[45,46,47,48,49],"purple","brown","black","pink","gray",[46,47],"Moderate cleavage was observed along the c-axis","Distinct\u002FGood","brittle","Strong","yellow-pink to dull-grey.","noner","Anisotropic","Anisotropy is very strong, ∆R589 = 69 %.","strong","(16.0,9.2) 470,\r\n(19.6,9.3) 546,\r\n(18.5,9.0) 589,\r\n(32.0,9.3) 650","Hanswilkeite, while exposed onto the sample surface at room humidity, becomes rusty within 1-2 days.","The Raman spectrum contains the following bands (cm-1 ): 379, 357 (stretching vibrations Fe-S in FeS4 tetrahedra); 289 (bending modes in FeS4 tetrahedra); 236, 167, 131 and 124 (lattice modes).","The mineral occurs in sulfide-calcite assemblages confined to black-colored calcite-spurrite marbles from paralavas","Type material is deposited in the collections of the Fers- man Mineralogical Museum, Russian Academy of Sciences, Leninskiy Prospekt 18-2, Moscow 119071, Russia, registration number 5862\u002F1","The discovery of KFeS2, the first natural potassium-bearing dithioferrate: the sulfosalt of the [FeS2]- anion where, in contrast to other natural K-Fe sulfides, all iron is comprised by Fe3+. The synthetic analogue of the reported new mineral, hanswilk...","The new mineral is named in honour of Dr. Hans-Jürgen Wilke (1925-2014), the German mineral collector, for his contributions to popularisation of mineralogy.","2025-08-11 12:15:24",[],[],[],[],[73],{"id":74,"txt":75,"latitude":76,"longitude":77,"country":78},425543,"Hanswilkeite type locality, Naẖal Gorer, Tamar Regional Council, Beersheba Subdistrict, Southern District, Israel",31.1861111,35.2602778,"Israel",[80,85,89],{"id":81,"year":82,"html":83,"doi":84},16099192,2023,"Bosi, Ferdinando; Hatert, Frédéric; Pasero, Marco; Mills, Stuart J. (2023) IMA Commission on New Minerals, Nomenclature and Classification (CNMNC) – Newsletter 73. \u003Ci>European Journal of Mineralogy\u003C\u002Fi>,  35 (3). 397-402 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.5194\u002Fejm-35-397-2023'>doi:10.5194\u002Fejm-35-397-2023\u003C\u002Fa> \u003Ca target='_blank' href='https:\u002F\u002Fejm.copernicus.org\u002Farticles\u002F35\u002F397\u002F2023\u002Fejm-35-397-2023.pdf' class='refpdflink'>\u003C\u002Fa>","10.5194\u002Fejm-35-397-2023",{"id":86,"year":82,"html":87,"doi":88},16461467,"Logvinova, Alla M.; Sharygin, Igor S. (2023) Second Natural Occurrence of KFeS2 (Hanswilkeite): An Inclusion in Diamond from the Udachnaya Kimberlite Pipe (Siberian Craton, Yakutia). \u003Ci>Minerals\u003C\u002Fi>,  13 (7). 874 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.3390\u002Fmin13070874'>doi:10.3390\u002Fmin13070874\u003C\u002Fa> \u003Ca target='_blank' href='https:\u002F\u002Fwww.mdpi.com\u002F2075-163X\u002F13\u002F7\u002F874\u002Fpdf?version=1688135345&.pdf' class='refpdflink'>\u003C\u002Fa>","10.3390\u002Fmin13070874",{"id":90,"year":91,"html":92,"doi":93},17734476,2025,"Britvin, Sergey N.; Murashko, Mikhail N.; Krzhizhanovskaya, Maria G.; Vereshchagin, Oleg S.; Vapnik, Yevgeny; Vlasenko, Natalia S.; Shelukhina, Yulia S.; Bocharov, Vladimir N. (2025) Hanswilkeite, KFeS2, a new peralkaline sulfide mineral. \u003Ci>American Mineralogist\u003C\u002Fi>,  110 (6). 956-965 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.2138\u002Fam-2024-9494'>doi:10.2138\u002Fam-2024-9494\u003C\u002Fa>","10.2138\u002Fam-2024-9494",[],[96],{"id":97,"url":98,"label":99,"formula":100,"spacegroup":101,"year":102},5898,"\u002Fcif\u002F5898.cif","Bronger 1987","K Fe S2","C 1 2\u002Fc 1",1987,[104,105],"Hanswilkeiet","IMA2022-041",[107,111],{"lang":108,"names":109},"ca",[110],"hanswilkeïta",{"lang":112,"names":113},"de",[114,115],"Hanswilkeit","IMA 2022-041","Q114792439",{"history":11,"applications":11}]