[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"minerals:one:3106":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":19,"key_elements":20,"impurities":21,"cim":22,"ima_status":23,"ima_notes":11,"ima_history":11,"approval_year":11,"publication_year":26,"discovery_year":11,"strunz10ed1":27,"strunz10ed2":28,"strunz10ed3":29,"strunz10ed4":30,"dana8ed1":27,"dana8ed2":31,"dana8ed3":32,"dana8ed4":33,"csystem":34,"cclass":35,"spacegroup":36,"spacegroupset":37,"a":38,"b":39,"c":40,"alpha":37,"beta":37,"gamma":37,"aerror":41,"berror":41,"cerror":42,"alphaerror":11,"betaerror":11,"gammaerror":11,"va3":11,"z":11,"csmetamict":14,"commentcrystal":43,"twinning":44,"tranglide":11,"parting":11,"epitaxidescription":11,"morphology":11,"tlform":45,"hmin":46,"hmax":46,"hardtype":11,"vhnmin":47,"vhnmax":48,"vhnerror":11,"vhng":49,"vhns":11,"commenthard":11,"dmeas":50,"dmeas2":37,"dcalc":51,"dmeaserror":11,"dcalcerror":11,"commentdense":11,"lustre":11,"lustretype":52,"commentluster":11,"diapheny":11,"streak":53,"colour":54,"commentcolor":11,"colors":55,"streak_colors":59,"luminescence":11,"uv":11,"cleavage":60,"cleavagetype":61,"fracturetype":11,"tenacity":11,"commentbreak":11,"opticaltype":11,"opticalsign":11,"opticalalpha":37,"opticalalpha2":37,"opticalalphaerror":11,"opticalbeta":37,"opticalbeta2":37,"opticalbetaerror":11,"opticalgamma":37,"opticalgamma2":37,"opticalgammaerror":11,"opticalomega":37,"opticalomega2":37,"opticalomegaerror":11,"opticalepsilon":37,"opticalepsilon2":37,"opticalepsilonerror":11,"opticaln":37,"opticaln2":37,"opticalnerror":11,"optical2vcalc":37,"optical2vcalc2":37,"optical2vcalcerror":11,"optical2vmeasured":37,"optical2vmeasured2":37,"optical2vmeasurederror":11,"rimin":11,"rimax":11,"opticaldispersion":11,"opticalpleochroism":11,"opticalpleochorismdesc":11,"opticalbirefringence":11,"opticalcomments":11,"opticalcolour":62,"opticalinternal":11,"opticaltropic":63,"opticalanisotropism":64,"opticalbireflectance":11,"opticalextinction":11,"opticalr":65,"specdispm":11,"ir":11,"electrical":11,"magnetism":11,"thermalbehaviour":11,"other":66,"industrial":11,"occurrence":11,"otheroccurrence":11,"type_specimen_store":67,"description_short":68,"aboutname":69,"rock_parent":11,"rock_parent2":11,"rock_root":9,"rock_bgs_code":11,"meteoritical_code":11,"updttime":70,"reviewed_at":11,"variety_of":11,"varieties":71,"group_members":72,"associates":146,"confused_with":147,"type_localities":155,"occurrence_total":172,"citations":173,"images":213,"structures":250,"synonyms":262,"language_names":264,"wikidata_qid":287,"texts":288},3106,"1:1:3106:2","79561d48-9055-4fe9-a7f6-b46c7a0fbf2a","Pararammelsbergite","Prmb",0,"mineral",null,29303,468,false,"NiAs\u003Csub>2\u003C\u002Fsub>",[17,18],"As","Ni",[17,18],[17,18],",Co,Cu,S,,","3.11.29",[24,25],"APPROVED","GRANDFATHERED",1940,"2","E","B","10e","12","5","1","Orthorhombic",8,61,"0","5.753","5.799","11.407",6,9,"From Fleet (1972).","Not observed.","Massive, in part minutely crystallized.",5.5,"681","830",100,"7.12","7.24","Metallic","Greyish black","Silver-white",[56,57,58],"white","gray","black",[57,58],"{001}","Perfect","Pure white","Anisotropic","Strong, in russet-brown, brown, yellow, gray.","(57.3,57.7) 400,\r\n(57.7,57.9) 420,\r\n(58.1,58.1) 440,\r\n(58.6,58.4) 460,\r\n(58.9,58.7) 480,\r\n(59.1,59.0) 500,\r\n(59.1,59.2) 520,\r\n(59.0,59.6) 540,\r\n(58.8,60.0) 560,\r\n(58.7,60.4) 580,\r\n(58.5,60.7) 600,\r\n(58.2,60.9) 620,\r\n(58.0,61.1) 640,\r\n(57.8,61.2) 660,\r\n(57.6,61.3) 680,\r\n(57.4,61.3) 700","Etch reactions:\r\nHNO3, effervesces and etches rapidly brown to black.\r\nFeCl, etches quickly light to dark brown, bringing out the texture.\r\nHgCl2, slowly gives a brown to iridescent stain which does not rub off.\r\nHCl, KCN, KOH, negative.\r\nIn air saturated with water vapour etching is already perceptible after four hours; in twelve hours the surface is deeply etched; after a week white and green bloom are formed. Pararammelsbergite appears to decompose more rapidly than rammelsbergite in moist air.","Royal Ontario Museum, Toronto, Ontario, Canada, numbers M11772a-c, M14242, and M12411 (cotype).","The low-temperature polymorph of NiAs2.\r\n\r\nThe crystal structure is transitional between the marcasite and pyrite structures (Fleet, 1972).\r\n\r\nCompare, e.g., the (now approved \u002F redefined) dienerite.\r\n\r\nPeacock (1940) gives a summary of the early histo...","Named in 1940 by Martin Alfred Peacock and Alexander Stewart Dadson from the Greek παρά = beyond and rammelsbergite, because of its relationship to the root mineral.","2025-08-11 12:14:22",[],[73,83,92,99,105,112,118,123,129,133,139],{"id":74,"name":75,"entrytype":9,"csystem":76,"ima_formula":77,"mindat_formula":78,"hmin":79,"hmax":79,"dmeas":80,"dcalc":81,"primary_image_id":82},134,"Alloclasite","Monoclinic","CoAsS","Co\u003Csub>1-x\u003C\u002Fsub>Fe\u003Csub>x\u003C\u002Fsub>AsS",5,"5.95","6.188",814,{"id":84,"name":85,"entrytype":9,"csystem":34,"ima_formula":86,"mindat_formula":87,"hmin":88,"hmax":89,"dmeas":11,"dcalc":90,"primary_image_id":91},227,"Anduoite","RuAs\u003Csub>2\u003C\u002Fsub>","(Ru,Os)As\u003Csub>2\u003C\u002Fsub>",6.5,7,"8.692",1401,{"id":93,"name":94,"entrytype":9,"csystem":76,"ima_formula":95,"mindat_formula":95,"hmin":96,"hmax":79,"dmeas":37,"dcalc":97,"primary_image_id":98},1083,"Clinosafflorite","CoAs\u003Csub>2\u003C\u002Fsub>",4.5,"7.46",5906,{"id":100,"name":101,"entrytype":9,"csystem":34,"ima_formula":102,"mindat_formula":102,"hmin":41,"hmax":41,"dmeas":37,"dcalc":103,"primary_image_id":104},1140,"Costibite","CoSbS","6.89",6375,{"id":106,"name":107,"entrytype":9,"csystem":34,"ima_formula":108,"mindat_formula":108,"hmin":79,"hmax":46,"dmeas":109,"dcalc":110,"primary_image_id":111},2426,"Löllingite","FeAs\u003Csub>2\u003C\u002Fsub>","7.43","7.472",30116,{"id":113,"name":114,"entrytype":9,"csystem":34,"ima_formula":115,"mindat_formula":115,"hmin":79,"hmax":79,"dmeas":37,"dcalc":116,"primary_image_id":117},2914,"Nisbite","NiSb\u003Csub>2\u003C\u002Fsub>","8.0",17737,{"id":119,"name":120,"entrytype":9,"csystem":34,"ima_formula":121,"mindat_formula":121,"hmin":79,"hmax":46,"dmeas":37,"dcalc":122,"primary_image_id":11},7201,"Oenite","CoSbAs","7.91",{"id":124,"name":125,"entrytype":9,"csystem":34,"ima_formula":126,"mindat_formula":127,"hmin":89,"hmax":89,"dmeas":37,"dcalc":128,"primary_image_id":11},2990,"Omeiite","OsAs\u003Csub>2\u003C\u002Fsub>","(Os,Ru)As\u003Csub>2\u003C\u002Fsub>","11.20",{"id":130,"name":131,"entrytype":9,"csystem":34,"ima_formula":102,"mindat_formula":102,"hmin":89,"hmax":89,"dmeas":132,"dcalc":37,"primary_image_id":104},3085,"Paracostibite","6.9",{"id":134,"name":135,"entrytype":9,"csystem":34,"ima_formula":15,"mindat_formula":15,"hmin":46,"hmax":41,"dmeas":136,"dcalc":137,"primary_image_id":138},3357,"Rammelsbergite","7.0","7.091",20522,{"id":140,"name":141,"entrytype":9,"csystem":34,"ima_formula":95,"mindat_formula":142,"hmin":96,"hmax":79,"dmeas":143,"dcalc":144,"primary_image_id":145},3500,"Safflorite","(Co,Ni,Fe)As\u003Csub>2\u003C\u002Fsub>","7.2","7.471",21407,[],[148,154],{"id":149,"name":150,"entrytype":9,"csystem":151,"ima_formula":15,"mindat_formula":15,"hmin":46,"hmax":46,"dmeas":37,"dcalc":152,"primary_image_id":153},2280,"Krutovite","Isometric","7.10",13704,{"id":134,"name":135,"entrytype":9,"csystem":34,"ima_formula":15,"mindat_formula":15,"hmin":46,"hmax":41,"dmeas":136,"dcalc":137,"primary_image_id":138},[156,162,167],{"id":157,"txt":158,"latitude":159,"longitude":160,"country":161},553,"Keeley-Frontier Mine, South Lorrain Township, Cobalt-Gowganda region, Timiskaming District, Ontario, Canada",47.1991667,-79.5055556,"Canada",{"id":163,"txt":164,"latitude":165,"longitude":166,"country":161},9964,"Moose Horn Mine, James Township, Elk Lake area, Cobalt-Gowganda region, Timiskaming District, Ontario, Canada",47.7388889,-80.3116667,{"id":168,"txt":169,"latitude":170,"longitude":171,"country":161},9965,"Hudson Bay Mine, Coleman Township, Cobalt area, Cobalt-Gowganda region, Timiskaming District, Ontario, Canada",47.4041667,-79.6847222,56,[174,178,182,185,188,192,196,200,204,209],{"id":175,"year":176,"html":177,"doi":11},16119430,1921,"Walker, T.L.; Parsons, A.L. (1921) Rammelsbergite from Cobalt, in \u003Ci>Contributions to Canadian Mineralogy 1921\u003C\u002Fi>. \u003Ci>University of Toronto Studies, Geological Series 12\u003C\u002Fi>, University of Toronto Press. 27-31",{"id":179,"year":180,"html":181,"doi":11},15936678,1939,"PEACOCK, M.A. (1939): Rammelsbergite and pararammelsbergite, distinct orthorhombic forms of NiAs2. American Mineralogist 24, 10-11 (abstr.).",{"id":183,"year":180,"html":184,"doi":11},16119431,"Peacock, M.A., Michener, C.E. (1939) On rammelsbergite from Ontario. University of Toronto Studies, Contributions to Canadian Mineralogy: 42: 95-112.",{"id":186,"year":26,"html":187,"doi":11},521050,"Peacock, M. A., Dadson, A. S. (1940) On rammelsbergite and parammelsbergite: Distinct forms of nickel diarsenide. \u003Ci>American Mineralogist\u003C\u002Fi>,  25 (9) 561-577 \u003Ca target='_blank' href='http:\u002F\u002Fwww.minsocam.org\u002Fammin\u002FAM25\u002FAM25_561.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":189,"year":190,"html":191,"doi":11},16119434,1966,"Bennett, S.L., Heyding, R.D. (1966) Arsenides of the transition metals: VIII. Some binary and ternary group VIII diarsenides and their magnetic and electrical properties. Canadian Journal of Chemistry, 44(24), 3017–3030.",{"id":193,"year":194,"html":195,"doi":11},16119435,1967,"Radcliffe, D. (1967) Some properties of rammelsbergite and pararammelsbergite. The Canadian Mineralogist, 9, 128-131.",{"id":197,"year":198,"html":199,"doi":11},525771,1972,"Fleet, M. E. (1972) The crystal structure of pararammelsbergite (NiAs2) \u003Ci>American Mineralogist\u003C\u002Fi>,  57 (1-2) 1-9 \u003Ca target='_blank' href='http:\u002F\u002Fwww.minsocam.org\u002Fammin\u002FAM57\u002FAM57_1.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":201,"year":202,"html":203,"doi":11},16119437,1985,"(1985) Tschermaks Mineralogische und Petrographische Mitteilungen: 34: 167.",{"id":205,"year":206,"html":207,"doi":208},1126563,1993,"Criddle, A. J., Stanley, C. J. (1993) Data file. In \u003Ci>Quantitative Data File for Ore Minerals\u003C\u002Fi>. Springer Netherlands. p.1-635. \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1007\u002F978-94-011-1486-8_1'>doi:10.1007\u002F978-94-011-1486-8_1\u003C\u002Fa>","10.1007\u002F978-94-011-1486-8_1",{"id":210,"year":211,"html":212,"doi":11},16966553,2005,"(2005) Pararammelsbergite. \u003Ci>Handbook of Mineralogy\u003C\u002Fi>. Mineralogical Society of America \u003Ca target='_blank' href='https:\u002F\u002Fwww.handbookofmineralogy.org\u002Fpdfs\u002Fpararammelsbergite.pdf' class='refpdflink'>\u003C\u002Fa>",[214,224,234,240],{"id":215,"source_url":216,"license_code":217,"credit_html":218,"title":219,"description":220,"author":221,"original_width":222,"original_height":223},18696,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=30456319","CC BY 3.0","John Sobolewski (JSS), via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=30456319\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Pararammelsbergite-427753.jpg","\u003Ca href=\"https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FPararammelsbergite\" class=\"extiw\" title=\"en:Pararammelsbergite\">Pararammelsbergite\u003C\u002Fa>\n\u003Cdl>\u003Cdd>\u003Cdl>\u003Cdd>Locality: Keeley-Frontier Mine (Canadian Keeley; Frontier Mine; Keeley Mine), South Lorrain Township, Timiskaming District, Cobalt-Gowganda region, Ontario, Canada\u003C\u002Fdd>\n\u003Cdd>\u003Ci>Original description:\u003C\u002Fi> A 3.9 by 2.9 cms mass of silvery interlocking subhedral crystals with some tiny orthorhombic crystals in some small cavities. JSS specimen and photo.\u003C\u002Fdd>\u003C\u002Fdl>\u003C\u002Fdd>\u003C\u002Fdl>","John Sobolewski (JSS)",1024,768,{"id":225,"source_url":226,"license_code":227,"credit_html":228,"title":229,"description":230,"author":231,"original_width":232,"original_height":233},18697,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=118197142","CC BY-SA 2.0","Pacific Museum of Earth from Canada, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=118197142\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Pararammelsbergite (48603388131).jpg","\u003Cp>Cobalt\n\u003C\u002Fp>\nOntario, Canada","Pacific Museum of Earth from Canada",6000,4000,{"id":235,"source_url":236,"license_code":227,"credit_html":237,"title":238,"description":239,"author":231,"original_width":232,"original_height":233},18698,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=118206546","Pacific Museum of Earth from Canada, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=118206546\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Pararammelsbergite (46995680055).jpg","\u003Cp>Cobalt\nOntario, Canada\n\u003C\u002Fp>\nS-74-1762",{"id":241,"source_url":242,"license_code":243,"credit_html":244,"title":245,"description":246,"author":247,"original_width":248,"original_height":249},18699,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=163482548","CC0 1.0","Darla Sondrol, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=163482548\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Pararammelsbergite (GeoDIL number - 1205).jpg","Pararammelsbergite is a nickel arsenide mineral that typically has a tin-white color and a metallic luster. It is found in nickel-cobalt deposits associated with granite and other igneous rocks and is a polymorph of rammelsbergite. Pararammelsbergite is monoclinic; rammelsbergite is orthorhombic. This specimen is only 3 cm across.","Darla Sondrol",2164,1693,[251,257],{"id":252,"url":253,"label":254,"formula":255,"spacegroup":256,"year":198},10412,"\u002Fcif\u002F10412.cif","Fleet 1972","Ni As2","P b c a",{"id":258,"url":259,"label":260,"formula":255,"spacegroup":256,"year":261},10413,"\u002Fcif\u002F10413.cif","Stassen 1968",1968,[263],"Pararammelsbergiet",[265,269,273,276,280,284],{"lang":266,"names":267},"az",[268],"Pararammelsbergit",{"lang":270,"names":271},"ca",[272],"pararammelsbergita",{"lang":274,"names":275},"de",[268],{"lang":277,"names":278},"eu",[279],"Pararammelsbergita",{"lang":281,"names":282},"fa",[283],"پارا راملسبرژیت",{"lang":285,"names":286},"it",[7],"Q3895279",{"history":11,"applications":11}]