[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"minerals:one:54602":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":11,"ima_formula":15,"elements":16,"sigelements":21,"key_elements":22,"impurities":11,"cim":11,"ima_status":23,"ima_notes":11,"ima_history":11,"approval_year":11,"publication_year":25,"discovery_year":11,"strunz10ed1":26,"strunz10ed2":27,"strunz10ed3":28,"strunz10ed4":11,"dana8ed1":11,"dana8ed2":11,"dana8ed3":11,"dana8ed4":11,"csystem":29,"cclass":30,"spacegroup":31,"spacegroupset":32,"a":33,"b":11,"c":34,"alpha":11,"beta":11,"gamma":11,"aerror":35,"berror":11,"cerror":36,"alphaerror":11,"betaerror":11,"gammaerror":11,"va3":11,"z":35,"csmetamict":14,"commentcrystal":11,"twinning":11,"tranglide":11,"parting":11,"epitaxidescription":11,"morphology":11,"tlform":37,"hmin":38,"hmax":38,"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":11,"diapheny":41,"streak":42,"colour":43,"commentcolor":11,"colors":44,"streak_colors":46,"luminescence":11,"uv":11,"cleavage":11,"cleavagetype":47,"fracturetype":48,"tenacity":49,"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":50,"opticalpleochorismdesc":11,"opticalbirefringence":11,"opticalcomments":11,"opticalcolour":51,"opticalinternal":52,"opticaltropic":53,"opticalanisotropism":54,"opticalbireflectance":55,"opticalextinction":11,"opticalr":56,"specdispm":11,"ir":11,"electrical":11,"magnetism":11,"thermalbehaviour":11,"other":11,"industrial":11,"occurrence":11,"otheroccurrence":11,"type_specimen_store":57,"description_short":58,"aboutname":59,"rock_parent":11,"rock_parent2":11,"rock_root":9,"rock_bgs_code":11,"meteoritical_code":11,"updttime":60,"reviewed_at":11,"variety_of":11,"varieties":61,"group_members":62,"associates":165,"confused_with":166,"type_localities":167,"occurrence_total":35,"citations":174,"images":191,"structures":210,"synonyms":211,"language_names":214,"wikidata_qid":224,"texts":225},54602,"1:1:54602:1","3a5e6d9f-d50d-4fd0-8314-7c5a754c701e","Richardsite","Ric",0,"mineral",null,9259,16,false,"Zn\u003Csub>2\u003C\u002Fsub>CuGaS\u003Csub>4\u003C\u002Fsub>",[17,18,19,20],"Cu","Ga","Zn","S",[17,18,19,20],[17,18,19],[24],"APPROVED",2020,"2","C","B","Tetragonal",24,142,"0","5.3626","10.5873",2,5,"Small (50–400 μm) dark gray, disphenoidal crystals epitaxically oriented on wurtzite–sphalerite crystals pseudo-tetrahedral dispenoidal habit.",3,"4.278","Metallic","Opaque","black","Dark grey",[45,42],"gray",[42],"None Observed","Irregular\u002FUneven","brittle","Non-pleochroic","Bluish gray in color","None","Anisotropic","Violet to light-blue rotation tints","Moderately bireflectant","(23.5,25.0) 471.1,\r\n(27.4,28.9) 548.3,\r\n(28.1,29.4) 586.6,\r\n(27.7,28.9) 652.3","Museo di Storia Naturale, Università degli Studi di Firenze, Via La Pira 4, I-50121, Firenze, Italy, catalogue number 3555\u002FI, and the A. E. Seaman Mineral Museum, 1404 E. Sharon Ave., Houghton, Michigan 49931-1659, USA, catalogue number DM 31876.","Unique combination of (species-defining) elements.","Richardsite is named in honor of Dr. R. Peter Richards in recognition of his extensive research and writing on topics related to understanding the genesis of the morphology of minerals.","2025-12-15 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Hills, Lelatema Mountains, Simanjiro District, Manyara Region, Tanzania",-3.5833333,37.0083333,"Tanzania",[175,179,183,187],{"id":176,"year":25,"html":177,"doi":178},13423357,"Bindi, Luca, Jaszczak, John A. (2020) Richardsite, Zn2CuGaS4, A New Gallium-Essential Member of the Stannite Group from the Gem Mines near Merelani, Tanzania. \u003Ci>Minerals\u003C\u002Fi>, 10 (5) 467 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.3390\u002Fmin10050467'>doi:10.3390\u002Fmin10050467\u003C\u002Fa> \u003Ca target='_blank' href='https:\u002F\u002Fwww.mdpi.com\u002F2075-163X\u002F10\u002F5\u002F467\u002Fpdf?version=1590662445' class='refpdflink'>\u003C\u002Fa>","10.3390\u002Fmin10050467",{"id":180,"year":25,"html":181,"doi":182},4564592,"Miyawaki, Ritsuro, Hatert, Frédéric, Pasero, Marco, Mills, Stuart J. (2020) New mineral proposals approved in April 2020, CNMNC Newsletter 55. \u003Ci>Mineralogical Magazine\u003C\u002Fi>,  84 (3) 485-488 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1180\u002Fmgm.2020.39'>doi:10.1180\u002Fmgm.2020.39\u003C\u002Fa>","10.1180\u002Fmgm.2020.39",{"id":184,"year":25,"html":185,"doi":186},4564578,"Miyawaki, Ritsuro, Hatert, Frédéric, Pasero, Marco, Mills, Stuart J. (2020) IMA Commission on New Minerals, Nomenclature and Classification (CNMNC) Newsletter 55 – CORRIGENDUM. \u003Ci>Mineralogical Magazine\u003C\u002Fi>, 84 (5) 795 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1180\u002Fmgm.2020.56'>doi:10.1180\u002Fmgm.2020.56\u003C\u002Fa>","10.1180\u002Fmgm.2020.56",{"id":188,"year":189,"html":190,"doi":11},16966994,2022,"(2022) Richardsite. \u003Ci>Handbook of Mineralogy\u003C\u002Fi>. Mineralogical Society of America \u003Ca target='_blank' href='https:\u002F\u002Fhandbookofmineralogy.org\u002Fpdfs\u002FRichardsite.pdf' class='refpdflink'>\u003C\u002Fa>",[192,202],{"id":193,"source_url":194,"license_code":195,"credit_html":196,"title":197,"description":198,"author":199,"original_width":200,"original_height":201},20906,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=108921658","CC BY 4.0","Luca Bindi and John A. Jaszczak, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=108921658\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Richardsite.png","(a) Richardsite coating a wurtzite–sphalerite crystal cluster with oriented terraces of secondary sphalerite crystals (not coated by richardsite). Minor diopside is present at the lower right. (b) Nearly parallel growth of richardsite crystals showing disphenoidal forms with stepped surfaces. (c,d) Apparent epitaxic overgrowth of richardsite on selective facets of primary wurtzite–sphalerite crystals. The image is published in an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (\u003Ca rel=\"nofollow\" class=\"external free\" href=\"https:\u002F\u002Fcreativecommons.org\u002Flicenses\u002Fby\u002F4.0\u002F\">https:\u002F\u002Fcreativecommons.org\u002Flicenses\u002Fby\u002F4.0\u002F\u003C\u002Fa>).","Luca Bindi and John A. Jaszczak",1749,2281,{"id":203,"source_url":204,"license_code":195,"credit_html":205,"title":206,"description":207,"author":199,"original_width":208,"original_height":209},20907,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=108921689","Luca Bindi and John A. Jaszczak, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=108921689\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Richardsite (cropped).png","Apparent epitaxic overgrowth of richardsite on selective facets of primary wurtzite–sphalerite crystals. The image is published in an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (\u003Ca rel=\"nofollow\" class=\"external free\" href=\"https:\u002F\u002Fcreativecommons.org\u002Flicenses\u002Fby\u002F4.0\u002F\">https:\u002F\u002Fcreativecommons.org\u002Flicenses\u002Fby\u002F4.0\u002F\u003C\u002Fa>).",824,548,[],[212,213],"IMA2019-136","Richardsiet",[215,219],{"lang":216,"names":217},"ca",[218],"richardsita",{"lang":220,"names":221},"de",[222,223],"IMA 2019-136","Richardsit","Q96471315",{"history":11,"applications":11}]