[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"minerals:one:5574":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":20,"commentluster":8,"diapheny":21,"streak":8,"colour":22,"commentcolor":8,"colors":23,"streak_colors":8,"luminescence":8,"uv":25,"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":26,"rock_parent":8,"rock_parent2":8,"rock_root":27,"rock_bgs_code":8,"meteoritical_code":8,"updttime":28,"reviewed_at":8,"variety_of":29,"varieties":38,"group_members":39,"associates":40,"confused_with":41,"type_localities":42,"occurrence_total":43,"citations":44,"images":45,"structures":64,"synonyms":65,"language_names":79,"wikidata_qid":8,"texts":80},5574,"1:1:5574:7","6397c08a-1a7e-4f37-b728-b4da3fa6ddce","Specularite",null,2,"variety",1856,5942,false,"Fe\u003Csub>2\u003C\u002Fsub>O\u003Csub>3\u003C\u002Fsub>",[16,17],"Fe","O",[16,17],"0","Metallic,Sub-Metallic","Opaque","Silvery",[24],"gray","None.","In allusion to the specular (\"mirror-like\") appearance of this type of hematite.",0,"2025-08-11 12:14:26",{"id":11,"name":30,"entrytype":27,"csystem":31,"ima_formula":14,"mindat_formula":14,"hmin":32,"hmax":33,"dmeas":34,"dcalc":35,"strunz10ed1":36,"primary_image_id":37},"Hematite","Trigonal",5,6,"5.26","5.255","4",29858,[],[],[],[],[],1152,[],[46,56],{"id":47,"source_url":48,"license_code":49,"credit_html":50,"title":51,"description":52,"author":53,"original_width":54,"original_height":55},11120,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=165071910","CC BY 2.0","James St. John, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=165071910\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Hematite-turgite 2.jpg","Hematite, possibly from Tennessee, USA. (Indiana State Museum collection, Indianapolis, Indiana, USA)\n\u003Cp>A mineral is a naturally-occurring, solid, inorganic, crystalline substance having a fairly definite chemical composition and having fairly definite physical properties.  At its simplest, a mineral is a naturally-occurring solid chemical.  Currently, there are over 6100 named and described minerals - about 200 of them are common and about 20 of them are very common.  Mineral classification is based on anion chemistry.  Major categories of minerals are: elements, sulfides, oxides, halides, carbonates, sulfates, phosphates, and silicates.\n\u003C\u002Fp>\u003Cp>The oxide minerals all contain one or more oxide anions (O-2).\n\u003C\u002Fp>\u003Cp>Hematite is a common iron oxide mineral (Fe2O3).  It varies in appearance, from nonmetallic-lustered and brick red-colored to metallic-lustered and silvery-gray colored to black-colored.  Brick red hematite is often powdery or finely granular or oolitic.  Silvery-gray hematite (micaceous hematite) is less common and results from mild to moderate levels of metamorphism.  Hematite ranges in hardness from soft to moderately hard (about 1 to 6 on the Mohs Hardness Scale).  Regardless of a specimen’s color or luster, hematite will always leave a brick red-colored streak, which is its most diagnostic physical property.\n\u003C\u002Fp>\u003Cp>This hematite specimen includes some rainbow-colored turgite.\n\u003C\u002Fp>\n\u003Chr>\n\u003Cp>Photo gallery of hematite:\n\u003C\u002Fp>\nwww.mindat.org\u002Fgallery.php?min=1856","James St. John",2867,2476,{"id":57,"source_url":58,"license_code":49,"credit_html":59,"title":60,"description":61,"author":53,"original_width":62,"original_height":63},58603,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=165071900","James St. John, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=165071900\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Hematite (Ouro Preto area, Minas Gerais State, Brazil) 2.jpg","\"Hematite rose\" from Brazil.\n\u003Cp>A mineral is a naturally-occurring, solid, inorganic, crystalline substance having a fairly definite chemical composition and having fairly definite physical properties.  At its simplest, a mineral is a naturally-occurring solid chemical.  Currently, there are over 6000 named and described minerals - about 200 of them are common and about 20 of them are very common.  Mineral classification is based on anion chemistry.  Major categories of minerals are: elements, sulfides, oxides, halides, carbonates, sulfates, phosphates, and silicates.\n\u003C\u002Fp>\u003Cp>The oxide minerals all contain one or more oxide anions (O-2).\n\u003C\u002Fp>\u003Cp>Hematite is a common iron oxide mineral (Fe2O3).  It varies in appearance, from nonmetallic-lustered and brick red-colored to metallic-lustered and silvery-gray colored.  Brick red hematite is often powdery \u002F earthy or finely granular or oolitic.  Silvery-gray hematite (micaceous hematite) is less common and results from mild to moderate levels of metamorphism.  Hematite ranges in hardness from soft to moderately hard (about 1 to 6 on the Mohs Hardness Scale).  Regardless of a specimen’s color or luster, hematite will always leave a brick red-colored streak, which is its most diagnostic physical property.\n\u003C\u002Fp>\u003Cp>Locality: \"Dom Bosco Mine\", near the town of Ouro Preto, Minas Gerais State, southeastern Brazil\n\u003C\u002Fp>\n\u003Chr>\n\u003Cp>Photo gallery of hematite:\n\u003C\u002Fp>\nwww.mindat.org\u002Fgallery.php?min=1856",2286,1719,[],[66,67,68,69,70,71,72,73,74,75,76,77,78],"Eisenglimmer","Fer speculaire","Gray Hematite","Grey Haematite","Grey Hematite","Iron Mica","Järnglans","Micaceous Iron Ore","Specular Haematite","Specular Hematite","Specular Iron","Specularit","Specularita",[],{"history":8,"applications":8}]