"Venezuela"@en . "\uD638\uC0C1\uCCA0\uAD11\uCE35( \u7E1E\u72C0\u9435\u945B\u5C64, Banded Iron Formation)\uC740 \uBC14\uB2E4\uC18D \uC6A9\uD574 \uCCA0 \uC774\uC628\uC774 \uC0B0\uC18C\uC640 \uBC18\uC751\uD558\uC5EC \uC0B0\uD654\uCCA0\uB85C \uBCC0\uD558\uC5EC \uB300\uB7C9\uC73C\uB85C \uCE68\uC804\uD55C \uCCA0\uAD11\uC744 \uB9D0\uD55C\uB2E4. 15% \uC774\uC0C1\uC758 \uCCA0\uACFC \uC625, \uC11D\uC601 \uCE35\uC73C\uB85C \uC774\uB8E8\uC5B4\uC838 \uC788\uC73C\uBA70 \uC587\uC740 \uB760 \uBAA8\uC591\uC774\uB098 \uACB9\uCE68\uCE35\uC73C\uB85C \uC774\uB8E8\uC5B4\uC838 \uC788\uB2E4."@ko . . . . . . . . . . . . . . . . . . . "\uD638\uC0C1\uCCA0\uAD11\uCE35"@ko . . "Bentukan Besi Berpita (Bahasa Inggris: Banded iron formations, BIF) adalah jenis batuan khusus yang umum ditemukan di batuan sedimen Prakambrium. Mereka terdiri dari lapisan tipis besi oksida yang berulang-ulang. Besi oksida ini dapat muncul dalam wujud baik dalam mineral magnetit (Fe3O4) atau hematit (Fe2O3). Lapisan-lapisan ini bergantian dengan pita-pita rijang dan serpih (shale) yang miskin besi."@in . . . . . "Kaapvaal Craton"@en . . "Wst\u0119gowe rudy \u017Celaziste, wst\u0119gowe formacje \u017Celaziste, \u017Celazista formacja wst\u0119gowa (BIF, od ang. banded iron formation) \u2013 ska\u0142y osadowe o charakterystycznym warstwowaniu lub laminacji, zawieraj\u0105ce co najmniej 15% \u017Celaza. Sk\u0142adaj\u0105 si\u0119 z tlenk\u00F3w, siarczk\u00F3w lub w\u0119glan\u00F3w \u017Celaza przedzielonych cienkimi warstewkami czert\u00F3w. Rudy te tworz\u0105 najwi\u0119ksze \u015Bwiatowe z\u0142o\u017Ca rud \u017Celaza o znaczeniu gospodarczym i w drugiej po\u0142owie XX w. oraz w XXI w. s\u0105 g\u0142\u00F3wnym \u017Ar\u00F3d\u0142em wydobycia rud \u017Celaza"@pl . . . . . . "P\u00E1skovan\u00E1 \u017Eelezn\u00E1 ruda (z angl. banded iron formations, takt\u00E9\u017E zn\u00E1m\u00E1 pod zkratkou BIF) je charakteristick\u00FD typ usazen\u00E9 \u017Eelezn\u00E9 rudy, kter\u00FD vznikal hlavn\u011B v proterozoiku a archaiku p\u0159ed asi 1,8 a\u017E 3,8 miliardami let. Jsou v\u0161ak zn\u00E1my i v\u00FDskyty t\u011Bchto hornin z mlad\u0161\u00EDch obdob\u00ED. P\u00E1skovan\u00E1 ruda se skl\u00E1d\u00E1 z opakuj\u00EDc\u00EDch se vrstev oxid\u016F \u017Eeleza, z nich\u017E nejd\u016Fle\u017Eit\u011Bj\u0161\u00ED jsou magnetit (Fe3O4), hematit (Fe2O3) a n\u011Bkter\u00E9 silik\u00E1ty \u017Eeleza (chamosit), a vrstev na \u017Eelezo chud\u0161\u00EDch tvo\u0159en\u00FDch b\u0159idlicemi a rohovcem nebo pyritem. P\u0159i vy\u0161\u0161\u00EDm stupni metamorf\u00F3zy se tyto horniny m\u011Bn\u00ED na \u017Eelezit\u00E9 svory, \u017Eelezit\u00E9 kvarcity nebo . Jsou proto n\u011Bkdy \u0159azeny mezi metamorfovan\u00E1 lo\u017Eiska nerostn\u00FDch surovin. P\u00E1skovan\u00E9 \u017Eelezn\u00E9 rudy jsou v sou\u010Dasnosti ekonomicky nejd\u016Fle\u017Eit\u011Bj\u0161\u00EDmi rudami \u017Eeleza na Zemi. Nach\u00E1z\u00ED se t\u00E9m\u011B\u0159 ve v\u0161ech \u0161t\u00EDtov\u00FDch oblastech Zem\u011B. V Evrop\u011B jsou to hlavn\u011B lo\u017Eiska Kryvyj Rih na Ukrajin\u011B a men\u0161\u00ED na povrch vystupuj\u00EDc\u00ED oblasti rozs\u00E1hlej\u0161\u00ED struktury ozna\u010Dovan\u00E9 jako Kursk\u00E1 magnetick\u00E1 anom\u00E1lie, nach\u00E1zej\u00EDc\u00ED se v Rusk\u00E9 federaci. Dal\u0161\u00ED lo\u017Eiska tohoto typu jsou v Norsku, \u0160v\u00E9dsku, Austr\u00E1lii a Gr\u00F3nsku."@cs . "\u062A\u0643\u0648\u064A\u0646 \u0627\u0644\u062D\u062F\u064A\u062F \u0627\u0644\u062D\u0632\u0627\u0645\u064A (\u0628\u0627\u0644\u0625\u0646\u062C\u0644\u064A\u0632\u064A\u0629: Banded iron formations)\u200F \u0648\u062A\u062E\u062A\u0635\u0631 (BIFs)\u060C \u0648\u0647\u064A \u0648\u062D\u062F\u0627\u062A \u0645\u0645\u064A\u0632\u0629 \u0645\u0646 \u0627\u0644\u0635\u062E\u0648\u0631 \u0627\u0644\u0631\u0633\u0648\u0628\u064A\u0629 \u0627\u0644\u062A\u064A \u062F\u0627\u0626\u0645\u064B\u0627 \u0645\u0627 \u062A\u0643\u0648\u0646 \u0645\u0646 \u0639\u0635\u0631 \u0645\u0627 \u0642\u0628\u0644 \u0627\u0644\u0643\u0627\u0645\u0628\u0631\u064A. \u0648\u0647\u064A \u062A\u062C\u0645\u0639 \u0631\u0643\u0627\u0632 \u0627\u0644\u062D\u062F\u064A\u062F \u0641\u064A \u0637\u0628\u0642\u0627\u062A \u0631\u0633\u0648\u0628\u064A\u0629 \u0648\u062A\u0623\u062E\u0630 \u0648\u0636\u0639 \u0627\u0644\u0628\u0646\u064A\u0629 \u0627\u0644\u0634\u0631\u064A\u0637\u064A\u0629\u060C \u0648\u062A\u062D\u062A\u0648\u064A \u0623\u064A\u0636\u0627 \u0639\u0644\u0649 \u0627\u0644\u0635\u0648\u0627\u0646 \u0623\u0648 \u0634\u064A\u0631\u062A \u0623\u0648 \u0643\u0648\u0627\u0631\u062A\u0632 \u062F\u0642\u064A\u0642 \u0627\u0644\u062D\u0628\u064A\u0628\u0627\u062A."@ar . . . . . . . . . . . . . . . . "POINT(-8.4055557250977 7.6224999427795)"^^ . . . . . "Formaci\u00F3 de ferro bandat"@ca . . "Penge, Limpopo"@en . . . . . . . . . . "\u7E1E\u72B6\u9244\u9271\u5E8A\uFF08\u3057\u307E\u3058\u3087\u3046\u3066\u3063\u3053\u3046\u3057\u3087\u3046\u3001Banded Iron Formation\u3001BIF\uFF09\u3042\u308B\u3044\u306F\u7E1E\u72B6\u9244\u9271\u9271\u5E8A\u3001\u3057\u307E\u72B6\u9244\u9271\u9271\u5E8A\uFF08\u3057\u307E\u3058\u3087\u3046\u3066\u3063\u3053\u3046\u3053\u3046\u3057\u3087\u3046\uFF09\u306F\u3001\u5199\u771F\u306E\u3088\u3046\u306B\u7E1E\u6A21\u69D8\u304C\u7279\u5FB4\u7684\u306A\u9244\u9271\u77F3\u306E\u9271\u5E8A\u3067\u3042\u308B\u3002\u4E00\u822C\u306B\u975E\u5E38\u306B\u5927\u898F\u6A21\u306A\u9271\u5E8A\u3092\u5F62\u6210\u3057\u3066\u304A\u308A\u3001\u73FE\u5728\u5DE5\u696D\u7684\u306B\u4F7F\u308F\u308C\u308B\u9244\u9271\u77F3\u306E\u5927\u534A\u304C\u3053\u306E\u7E1E\u72B6\u9244\u9271\u5E8A\u304B\u3089\u63A1\u6398\u3055\u308C\u3066\u3044\u308B\u3002\u7E1E\u72B6\u9244\u9271\u5C64\u3068\u3082\u547C\u3070\u308C\u308B\u3002"@ja . . . . . . . . . . . . . "Sedimentary"@en . . . . . . . . . "Hamersley Range"@en . . . . "\u7E1E\u72B6\u9244\u9271\u5E8A\uFF08\u3057\u307E\u3058\u3087\u3046\u3066\u3063\u3053\u3046\u3057\u3087\u3046\u3001Banded Iron Formation\u3001BIF\uFF09\u3042\u308B\u3044\u306F\u7E1E\u72B6\u9244\u9271\u9271\u5E8A\u3001\u3057\u307E\u72B6\u9244\u9271\u9271\u5E8A\uFF08\u3057\u307E\u3058\u3087\u3046\u3066\u3063\u3053\u3046\u3053\u3046\u3057\u3087\u3046\uFF09\u306F\u3001\u5199\u771F\u306E\u3088\u3046\u306B\u7E1E\u6A21\u69D8\u304C\u7279\u5FB4\u7684\u306A\u9244\u9271\u77F3\u306E\u9271\u5E8A\u3067\u3042\u308B\u3002\u4E00\u822C\u306B\u975E\u5E38\u306B\u5927\u898F\u6A21\u306A\u9271\u5E8A\u3092\u5F62\u6210\u3057\u3066\u304A\u308A\u3001\u73FE\u5728\u5DE5\u696D\u7684\u306B\u4F7F\u308F\u308C\u308B\u9244\u9271\u77F3\u306E\u5927\u534A\u304C\u3053\u306E\u7E1E\u72B6\u9244\u9271\u5E8A\u304B\u3089\u63A1\u6398\u3055\u308C\u3066\u3044\u308B\u3002\u7E1E\u72B6\u9244\u9271\u5C64\u3068\u3082\u547C\u3070\u308C\u308B\u3002"@ja . . "iron oxides, cherts"@en . . . . . "Banded iron formations (ook bekend als banded ironstone formations, banded iron beds of onder de afkorting BIF's) zijn een speciaal soort zeer oude sedimentaire gesteenten. Ze bestaan uit dunne laagjes ijzeroxiden (magnetiet of hematiet) afgewisseld met vuursteen of schalieachtige lagen. Banded iron formations komen voor in een aantal van de oudste geologische formaties, sommige ervan zijn meer dan 3 Ga oud. De vorming van BIF's was een normaal proces tijdens het oudste deel van de geschiedenis van de Aarde. Na 1,8 Ga worden BIF's zeldzamer, hoewel ook veel jongere voorbeelden gevonden zijn. Vanzelfsprekend komen banded iron formations alleen voor op de zogenaamde kratons (de oudste stukken van de aardkorst).Banded iron formations zijn een belangrijke bron van ijzererts."@nl . . "Bandad j\u00E4rnmalm"@sv . "Banded iron formation"@en . . "\u062A\u0643\u0648\u064A\u0646 \u0627\u0644\u062D\u062F\u064A\u062F \u0627\u0644\u062D\u0632\u0627\u0645\u064A"@ar . . . . . . "Iron Range"@en . . . . "I banded iron bed (letteralmente \"orizzonti ferriferi a bande\") sono un tipo di roccia sedimentaria caratteristico di sedimenti estremamente antichi risalenti al Precambriano. Queste rocce sono costituite da alternanze di orizzonti ricchi in ferro ossidato, magnetite (Fe3O4) o ematite (Fe2O3), alternati a letti di selce e argilla. L'industria siderurgica ha iniziato ad interessarsi a queste rocce per l'estrazione del ferro durante la seconda guerra mondiale. Queste rocce sono chiamate taconiti dagli ingegneri minerari."@it . . . . "Wst\u0119gowe rudy \u017Celaziste"@pl . . "Brown pog.svg"@en . "Kursk"@en . . "Yellow pog.svg"@en . . "Ein B\u00E4ndererz ist ein eisenhaltiges, marines Sedimentgestein, das haupts\u00E4chlich im Pr\u00E4kambrium abgelagert wurde und das durch metallhaltige Lagen eine charakteristische Schichtstruktur besitzt. Im zur Schichtung senkrechten Schnitt erscheinen die vor allem aus Eisenmineralen bestehenden Schichten als B\u00E4nderstruktur, der das Erz im Deutschen wie auch im Englischen (Banded Iron Formation, abgek\u00FCrzt BIF) seinen Namen verdankt."@de . "Forma\u00E7\u00F5es ferr\u00EDferas bandadas (tamb\u00E9m conhecidas como itabirito, jaspilito, taconito, ironstone bandado ou BIFs) s\u00E3o rochas sedimentares qu\u00EDmicas de idade pr\u00E9-cambriana compostas por bandas alternadas de \u00F3xido de ferro (hematita, Fe2O3, ou magnetita, Fe3O4) e bandas chert e/ou jasper. O bandamento t\u00EDpico \u00E9 caracterizado pela repeti\u00E7\u00E3o de bandas ricas em \u00F3xido de ferro com cor cinza \u00E0 preta, alternando com bandas pobres em \u00F3xido de ferro, geralmente de cor vermelha ou branca, e de espessuras milim\u00E9tricas ou centim\u00E9tricas."@pt . . . . "7.622499942779541"^^ . . . . "P\u00E1skovan\u00E1 \u017Eelezn\u00E1 ruda (z angl. banded iron formations, takt\u00E9\u017E zn\u00E1m\u00E1 pod zkratkou BIF) je charakteristick\u00FD typ usazen\u00E9 \u017Eelezn\u00E9 rudy, kter\u00FD vznikal hlavn\u011B v proterozoiku a archaiku p\u0159ed asi 1,8 a\u017E 3,8 miliardami let. Jsou v\u0161ak zn\u00E1my i v\u00FDskyty t\u011Bchto hornin z mlad\u0161\u00EDch obdob\u00ED. Nach\u00E1z\u00ED se t\u00E9m\u011B\u0159 ve v\u0161ech \u0161t\u00EDtov\u00FDch oblastech Zem\u011B. V Evrop\u011B jsou to hlavn\u011B lo\u017Eiska Kryvyj Rih na Ukrajin\u011B a men\u0161\u00ED na povrch vystupuj\u00EDc\u00ED oblasti rozs\u00E1hlej\u0161\u00ED struktury ozna\u010Dovan\u00E9 jako Kursk\u00E1 magnetick\u00E1 anom\u00E1lie, nach\u00E1zej\u00EDc\u00ED se v Rusk\u00E9 federaci. Dal\u0161\u00ED lo\u017Eiska tohoto typu jsou v Norsku, \u0160v\u00E9dsku, Austr\u00E1lii a Gr\u00F3nsku."@cs . . "Anshan"@en . "\u689D\u72C0\u9435\u5C64\uFF08Banded Iron Formation\uFF0C\u7C21\u7A31BIF\uFF09\uFF0C\u53C8\u540D\u5E36\u72C0\u9435\u5CA9\u3001\u5E36\u72C0\u9435\u7926\u5C64\u3001\u689D\u5E36\u72C0\u9435\u7926\u3001\u5E36\u72C0\u9435\u7926\u6216\u7E1E\u72C0\u9435\u7926\uFF0C\u662F\u4E00\u7C7B\u5CA9\u77F3\u7684\u540D\u7A31\uFF0C\u5B83\u5305\u542B\u4E86\u9435\u7684\u6C27\u5316\u7269\u3001\u786B\u5316\u7269\u3001\u78B3\u9178\u9E7D\u985E\u7926\u7269\u4EE5\u53CA\u71E7\u77F3\uFF0C\u4E26\u4EE5\u689D\u72C0\u4E92\u5C64\u7684\u65B9\u5F0F\u51FA\u9732\uFF0C\u56E0\u800C\u5F97\u540D\u3002\u9019\u7A2E\u5CA9\u77F3\u7684\u5F62\u6210\u6642\u9593\u5927\u90E8\u5206\u90FD\u8001\u65BC\u4E8C\u5341\u5104\u5E74\uFF0C\u4E5F\u5C31\u662F\u592A\u53E4\u5B99\u7684\u6642\u671F\uFF0C\u5C6C\u65BC\uFF08Greenstone Belt\uFF09\u7684\u4E00\u7C7B\uFF0C\u70BA\u5730\u7403\u4E0A\u53E4\u8001\u7684\u6C89\u7A4D\u5CA9\u3002"@zh . "Other"@en . . . . "\u7E1E\u72B6\u9244\u9271\u5E8A"@ja . . . "Corumba"@en . . . "Banded iron formation"@nl . "7.6225000000000005 -8.405555555555555" . . . . . . . "1124833997"^^ . . . . . "Location of occurrences. Color indicates dominant type. Light yellow = older Archean formations; dark yellow = Greater Gondwana formations; brown = granular iron formations; red = Snowball Earth formations."@en . . . . . . . . . . . "Middleback Range"@en . . . "\u689D\u72C0\u9435\u5C64"@zh . "Griqualand West"@en . "Frere Formation"@en . . . . "Formasi Besi Berpita"@in . . . "\u062A\u0643\u0648\u064A\u0646 \u0627\u0644\u062D\u062F\u064A\u062F \u0627\u0644\u062D\u0632\u0627\u0645\u064A (\u0628\u0627\u0644\u0625\u0646\u062C\u0644\u064A\u0632\u064A\u0629: Banded iron formations)\u200F \u0648\u062A\u062E\u062A\u0635\u0631 (BIFs)\u060C \u0648\u0647\u064A \u0648\u062D\u062F\u0627\u062A \u0645\u0645\u064A\u0632\u0629 \u0645\u0646 \u0627\u0644\u0635\u062E\u0648\u0631 \u0627\u0644\u0631\u0633\u0648\u0628\u064A\u0629 \u0627\u0644\u062A\u064A \u062F\u0627\u0626\u0645\u064B\u0627 \u0645\u0627 \u062A\u0643\u0648\u0646 \u0645\u0646 \u0639\u0635\u0631 \u0645\u0627 \u0642\u0628\u0644 \u0627\u0644\u0643\u0627\u0645\u0628\u0631\u064A. \u0648\u0647\u064A \u062A\u062C\u0645\u0639 \u0631\u0643\u0627\u0632 \u0627\u0644\u062D\u062F\u064A\u062F \u0641\u064A \u0637\u0628\u0642\u0627\u062A \u0631\u0633\u0648\u0628\u064A\u0629 \u0648\u062A\u0623\u062E\u0630 \u0648\u0636\u0639 \u0627\u0644\u0628\u0646\u064A\u0629 \u0627\u0644\u0634\u0631\u064A\u0637\u064A\u0629\u060C \u0648\u062A\u062D\u062A\u0648\u064A \u0623\u064A\u0636\u0627 \u0639\u0644\u0649 \u0627\u0644\u0635\u0648\u0627\u0646 \u0623\u0648 \u0634\u064A\u0631\u062A \u0623\u0648 \u0643\u0648\u0627\u0631\u062A\u0632 \u062F\u0642\u064A\u0642 \u0627\u0644\u062D\u0628\u064A\u0628\u0627\u062A."@ar . . "Ein B\u00E4ndererz ist ein eisenhaltiges, marines Sedimentgestein, das haupts\u00E4chlich im Pr\u00E4kambrium abgelagert wurde und das durch metallhaltige Lagen eine charakteristische Schichtstruktur besitzt. Im zur Schichtung senkrechten Schnitt erscheinen die vor allem aus Eisenmineralen bestehenden Schichten als B\u00E4nderstruktur, der das Erz im Deutschen wie auch im Englischen (Banded Iron Formation, abgek\u00FCrzt BIF) seinen Namen verdankt."@de . . "Isua Iron Mine"@en . "Banded iron formations (also known as banded ironstone formations or BIFs) are distinctive units of sedimentary rock consisting of alternating layers of iron oxides and iron-poor chert. They can be up to several hundred meters in thickness and extend laterally for several hundred kilometers. Almost all of these formations are of Precambrian age and are thought to record the oxygenation of the Earth's oceans. Some of the Earth's oldest rock formations, which formed about 3,700 million years ago (Ma), are associated with banded iron formations. Banded iron formations are thought to have formed in sea water as the result of oxygen production by photosynthetic cyanobacteria. The oxygen combined with dissolved iron in Earth's oceans to form insoluble iron oxides, which precipitated out, forming a thin layer on the ocean floor. Each band is similar to a varve, resulting from cyclic variations in oxygen production. Banded iron formations were first discovered in northern Michigan in 1844. Banded iron formations account for more than 60% of global iron reserves and provide most of the iron ore presently mined. Most formations can be found in Australia, Brazil, Canada, India, Russia, South Africa, Ukraine, and the United States."@en . "Bentukan Besi Berpita (Bahasa Inggris: Banded iron formations, BIF) adalah jenis batuan khusus yang umum ditemukan di batuan sedimen Prakambrium. Mereka terdiri dari lapisan tipis besi oksida yang berulang-ulang. Besi oksida ini dapat muncul dalam wujud baik dalam mineral magnetit (Fe3O4) atau hematit (Fe2O3). Lapisan-lapisan ini bergantian dengan pita-pita rijang dan serpih (shale) yang miskin besi. Lapisan besi berpita ini adalah bagian dari beberapa formasi batuan tertua yang ditemukan, yang terbentuk sekitar 3.7 miliar tahun lalu (akhir eon Hadean). Lapisan-lapisan ini adalah fitur batuan umum selama sejarah awal Bumi."@in . "Les formacions de ferro bandat (tamb\u00E9 conegudes pel seu nom en angl\u00E8s banded iron formations, BIF) s\u00F3n un tipus de roca pertanyent a les roques sediment\u00E0ries m\u00E9s antigues. Una formaci\u00F3 t\u00EDpica de ferro amb bandes consisteix en capes fines i repetides (d'uns pocs mil\u00B7l\u00EDmetres a uns quants cent\u00EDmetres de gruix) d'\u00F2xids de ferro de plata a negre, ja sigui magnetita (Fe3O4) o hematites (Fe2O3), alternant amb bandes de s\u00EDlex pobre en ferro, sovint. de color vermell, de gruix similar. Una formaci\u00F3 de ferro amb bandes individuals pot tenir fins a diversos centenars de metres de gruix i estendre's lateralment durant diversos centenars de quil\u00F2metres."@ca . . . . "Red pog.svg"@en . . . . . . . "Wst\u0119gowe rudy \u017Celaziste, wst\u0119gowe formacje \u017Celaziste, \u017Celazista formacja wst\u0119gowa (BIF, od ang. banded iron formation) \u2013 ska\u0142y osadowe o charakterystycznym warstwowaniu lub laminacji, zawieraj\u0105ce co najmniej 15% \u017Celaza. Sk\u0142adaj\u0105 si\u0119 z tlenk\u00F3w, siarczk\u00F3w lub w\u0119glan\u00F3w \u017Celaza przedzielonych cienkimi warstewkami czert\u00F3w. Rudy te tworz\u0105 najwi\u0119ksze \u015Bwiatowe z\u0142o\u017Ca rud \u017Celaza o znaczeniu gospodarczym i w drugiej po\u0142owie XX w. oraz w XXI w. s\u0105 g\u0142\u00F3wnym \u017Ar\u00F3d\u0142em wydobycia rud \u017Celaza"@pl . . . . . . . . . . "Les formations ferrif\u00E8res ruban\u00E9es, aussi appel\u00E9es formations de fer ruban\u00E9es, gisements de fer ruban\u00E9, BIF (pour l'anglais banded iron formations) ou itabirites, sont des roches s\u00E9dimentaires tr\u00E8s riches en fer (au moins 15 %). Elles repr\u00E9sentent 90 % du minerai de fer exploit\u00E9 dans le monde. Les diff\u00E9rentes couches sont de dimension millim\u00E9trique \u00E0 centim\u00E9trique. Leur origine est majoritairement arch\u00E9enne ; on les rencontre, sur toute la surface du globe, de \u22123 800 \u00E0 \u22122 000 Ma environ."@fr . . "300"^^ . . "Formaci\u00F3n de hierro bandeado"@es . . . . . . . . "\uD638\uC0C1\uCCA0\uAD11\uCE35( \u7E1E\u72C0\u9435\u945B\u5C64, Banded Iron Formation)\uC740 \uBC14\uB2E4\uC18D \uC6A9\uD574 \uCCA0 \uC774\uC628\uC774 \uC0B0\uC18C\uC640 \uBC18\uC751\uD558\uC5EC \uC0B0\uD654\uCCA0\uB85C \uBCC0\uD558\uC5EC \uB300\uB7C9\uC73C\uB85C \uCE68\uC804\uD55C \uCCA0\uAD11\uC744 \uB9D0\uD55C\uB2E4. 15% \uC774\uC0C1\uC758 \uCCA0\uACFC \uC625, \uC11D\uC601 \uCE35\uC73C\uB85C \uC774\uB8E8\uC5B4\uC838 \uC788\uC73C\uBA70 \uC587\uC740 \uB760 \uBAA8\uC591\uC774\uB098 \uACB9\uCE68\uCE35\uC73C\uB85C \uC774\uB8E8\uC5B4\uC838 \uC788\uB2E4."@ko . "I banded iron bed (letteralmente \"orizzonti ferriferi a bande\") sono un tipo di roccia sedimentaria caratteristico di sedimenti estremamente antichi risalenti al Precambriano. Queste rocce sono costituite da alternanze di orizzonti ricchi in ferro ossidato, magnetite (Fe3O4) o ematite (Fe2O3), alternati a letti di selce e argilla. L'industria siderurgica ha iniziato ad interessarsi a queste rocce per l'estrazione del ferro durante la seconda guerra mondiale. Queste rocce sono chiamate taconiti dagli ingegneri minerari. Il nome \u00E8 anche distintivo di una formazione ubiquitaria nei sedimenti dell'Adeano e dell'Eoarcheano, denominata banded iron formation (\"formazione ferrosa a bande\" in inglese), abbreviato in BIF, ma non bisogna confondere la formazione con la roccia: questo tipo di sedimenti si rinviene, seppur con frequenza minore, ben oltre il Mesoproterozoico."@it . . . . . "P\u00E1skovan\u00E1 \u017Eelezn\u00E1 ruda"@cs . . . . . . . . "Formation ferrif\u00E8re ruban\u00E9e"@fr . . . "Banded iron formation"@en . "55406"^^ . . . "Banded iron formations (also known as banded ironstone formations or BIFs) are distinctive units of sedimentary rock consisting of alternating layers of iron oxides and iron-poor chert. They can be up to several hundred meters in thickness and extend laterally for several hundred kilometers. Almost all of these formations are of Precambrian age and are thought to record the oxygenation of the Earth's oceans. Some of the Earth's oldest rock formations, which formed about 3,700 million years ago (Ma), are associated with banded iron formations."@en . "Las formaciones de hierro bandeado (BIF, Banded Iron Formation) son rocas sedimentarias que contienen al menos un 15% de hierro (Fe),\u200B y presentan una estructura formada por bandas, estando unas compuestas por el hierro, y las otras por s\u00EDlex.\u200B El hierro suele aparecer en forma de \u00F3xidos, normalmente magnetita (Fe3O4) y hematita (Fe2O3).\u200B El ancho de las bandas puede ser de escala submilim\u00E9trica o llegar a medir varios metros, y el l\u00EDmite entre ellas es neto.\u200B Estas rocas aparecen en el registro geol\u00F3gico hace 3.800 millones de a\u00F1os, si bien la mayor\u00EDa tienen una edad comprendida entre 2.500 y 1.800 millones de a\u00F1os (Proterozoico), cuando desaparecen del registro, volviendo a depositarse en ambientes glaciares en el Proterozoico tard\u00EDo (800-600 millones de a\u00F1os).\u200B"@es . "Kryvyi Rih"@en . . "Yilgarn Craton"@en . . . "Baba Budan giri"@en . . "Forma\u00E7\u00F5es ferr\u00EDferas bandadas (tamb\u00E9m conhecidas como itabirito, jaspilito, taconito, ironstone bandado ou BIFs) s\u00E3o rochas sedimentares qu\u00EDmicas de idade pr\u00E9-cambriana compostas por bandas alternadas de \u00F3xido de ferro (hematita, Fe2O3, ou magnetita, Fe3O4) e bandas chert e/ou jasper. O bandamento t\u00EDpico \u00E9 caracterizado pela repeti\u00E7\u00E3o de bandas ricas em \u00F3xido de ferro com cor cinza \u00E0 preta, alternando com bandas pobres em \u00F3xido de ferro, geralmente de cor vermelha ou branca, e de espessuras milim\u00E9tricas ou centim\u00E9tricas. As forma\u00E7\u00F5es ferr\u00EDferas bandadas tiveram sua forma\u00E7\u00E3o quase toda restrita ao per\u00EDodo Pr\u00E9-Cambriano (>542 Ma), sendo os maiores dep\u00F3sitos formados durante o Arqueano e o Paleoproteroz\u00F3ico (forma\u00E7\u00F5es ferr\u00EDferas do tipo Algoma e Lago Superior) e os menores depositos durante o Neoproteroz\u00F3ico (forma\u00E7\u00F5es ferr\u00EDfera do tipo Rapitan e Urucum). Algumas das forma\u00E7\u00F5es rochosas mais antigas, se formaram ao longo de mais de 3.700 milh\u00F5es de anos atr\u00E1s, e incluem camadas de ferro bandado. Camadas bandadas ricas em ferro, em sua grande maioria, foram depositadas entre 2.400 e de 1.900 milh\u00F5es de anos atr\u00E1s. Ironstones faneroz\u00F3icos geralmente t\u00EAm g\u00EAnese diferente. As forma\u00E7\u00F5es ferr\u00EDfera bandadas s\u00E3o uma importante fonte explorat\u00F3ria de min\u00E9rio de ferro, como nas regi\u00E3o de Pilbara do Oeste da Austr\u00E1lia e o Grupo Animikie em Minnesota. Os maiores dep\u00F3sitos de min\u00E9rio de ferro se encontram no Brasil e na Austr\u00E1lia, e correspondem ao dep\u00F3sitos de Caraj\u00E1s e Hamersley, respectivamente."@pt . . . . "Banded iron formation, Karijini National Park, Western Australia"@en . . . . . . . . . . . . . "Kostomuksha mine"@en . . "51509"^^ . . . "Las formaciones de hierro bandeado (BIF, Banded Iron Formation) son rocas sedimentarias que contienen al menos un 15% de hierro (Fe),\u200B y presentan una estructura formada por bandas, estando unas compuestas por el hierro, y las otras por s\u00EDlex.\u200B El hierro suele aparecer en forma de \u00F3xidos, normalmente magnetita (Fe3O4) y hematita (Fe2O3).\u200B El ancho de las bandas puede ser de escala submilim\u00E9trica o llegar a medir varios metros, y el l\u00EDmite entre ellas es neto.\u200B Estas rocas aparecen en el registro geol\u00F3gico hace 3.800 millones de a\u00F1os, si bien la mayor\u00EDa tienen una edad comprendida entre 2.500 y 1.800 millones de a\u00F1os (Proterozoico), cuando desaparecen del registro, volviendo a depositarse en ambientes glaciares en el Proterozoico tard\u00EDo (800-600 millones de a\u00F1os).\u200B En cuanto a su origen, no existe un consenso claro.\u200B Se han propuesto varios modelos para explicar su g\u00E9nesis: deposici\u00F3n en ambientes lacustres, hidrotermales, evapor\u00EDticos, procesos de meteorizaci\u00F3n, deposici\u00F3n en zonas de surgencia y origen biol\u00F3gico.\u200B Se distinguen tres tipos de formaciones de hierro bandeado: , y .\u200B Estas rocas adem\u00E1s poseen inter\u00E9s econ\u00F3mico, al usarse para extraer hierro.\u200B"@es . . . . . . "Labrador"@en . . . . . . . "Caraj\u00E1s Mine"@en . "Banded iron formations (ook bekend als banded ironstone formations, banded iron beds of onder de afkorting BIF's) zijn een speciaal soort zeer oude sedimentaire gesteenten. Ze bestaan uit dunne laagjes ijzeroxiden (magnetiet of hematiet) afgewisseld met vuursteen of schalieachtige lagen. Banded iron formations komen voor in een aantal van de oudste geologische formaties, sommige ervan zijn meer dan 3 Ga oud. De vorming van BIF's was een normaal proces tijdens het oudste deel van de geschiedenis van de Aarde. Na 1,8 Ga worden BIF's zeldzamer, hoewel ook veel jongere voorbeelden gevonden zijn."@nl . . . "Forma\u00E7\u00F5es ferr\u00EDferas bandadas"@pt . "Mount Richard-Molard"@en . . . "Odisha"@en . . "Bandad j\u00E4rnmalm, BIF (Banded Iron Formation), takonit, itabirit, \u00E4r en typ av skiktade j\u00E4rnmalmsformationer som upptr\u00E4der i sediment\u00E4ra bergarter som bildats i grunt vatten. Formationerna best\u00E5r av kemiska avlagringar av j\u00E4rnoxid (magnetit eller hematit) varvat med band av skiffer och chert. M\u00E4ngden syre som finns bundet i bandad j\u00E4rnmalm uppskattas till omkring tjugo g\u00E5nger m\u00E4ngden syret i dagens atmosf\u00E4r. Fyndigheter av bandad j\u00E4rnmalm kan vara flera hundra meter tjocka och utg\u00F6r st\u00F6rre delen av v\u00E4rldens j\u00E4rnmalmstillg\u00E5ngar."@sv . "Les formacions de ferro bandat (tamb\u00E9 conegudes pel seu nom en angl\u00E8s banded iron formations, BIF) s\u00F3n un tipus de roca pertanyent a les roques sediment\u00E0ries m\u00E9s antigues. Una formaci\u00F3 t\u00EDpica de ferro amb bandes consisteix en capes fines i repetides (d'uns pocs mil\u00B7l\u00EDmetres a uns quants cent\u00EDmetres de gruix) d'\u00F2xids de ferro de plata a negre, ja sigui magnetita (Fe3O4) o hematites (Fe2O3), alternant amb bandes de s\u00EDlex pobre en ferro, sovint. de color vermell, de gruix similar. Una formaci\u00F3 de ferro amb bandes individuals pot tenir fins a diversos centenars de metres de gruix i estendre's lateralment durant diversos centenars de quil\u00F2metres."@ca . . . . . . . "Abitibi gold belt"@en . . "Bandad j\u00E4rnmalm, BIF (Banded Iron Formation), takonit, itabirit, \u00E4r en typ av skiktade j\u00E4rnmalmsformationer som upptr\u00E4der i sediment\u00E4ra bergarter som bildats i grunt vatten. Formationerna best\u00E5r av kemiska avlagringar av j\u00E4rnoxid (magnetit eller hematit) varvat med band av skiffer och chert. Bandad j\u00E4rnmalm f\u00F6rekommer i jordens \u00E4ldsta bergarter, som bildades f\u00F6r drygt 3 000 miljoner \u00E5r sedan med en maximal f\u00F6rekomst f\u00F6r omkring 2 500 miljoner \u00E5r sedan. Bandformationerna blir betydligt ovanligare i bergarter som bildats f\u00F6r mindre \u00E4n 1 800 miljoner \u00E5r sedan. De dyker dock upp igen i sediment som bildades f\u00F6r 800\u2013600 miljoner \u00E5r sedan. M\u00E4ngden syre som finns bundet i bandad j\u00E4rnmalm uppskattas till omkring tjugo g\u00E5nger m\u00E4ngden syret i dagens atmosf\u00E4r. Fyndigheter av bandad j\u00E4rnmalm kan vara flera hundra meter tjocka och utg\u00F6r st\u00F6rre delen av v\u00E4rldens j\u00E4rnmalmstillg\u00E5ngar."@sv . "Minas Gerais"@en . "Banded iron bed"@it . . . . . "B\u00E4ndererz"@de . . . . "\u689D\u72C0\u9435\u5C64\uFF08Banded Iron Formation\uFF0C\u7C21\u7A31BIF\uFF09\uFF0C\u53C8\u540D\u5E36\u72C0\u9435\u5CA9\u3001\u5E36\u72C0\u9435\u7926\u5C64\u3001\u689D\u5E36\u72C0\u9435\u7926\u3001\u5E36\u72C0\u9435\u7926\u6216\u7E1E\u72C0\u9435\u7926\uFF0C\u662F\u4E00\u7C7B\u5CA9\u77F3\u7684\u540D\u7A31\uFF0C\u5B83\u5305\u542B\u4E86\u9435\u7684\u6C27\u5316\u7269\u3001\u786B\u5316\u7269\u3001\u78B3\u9178\u9E7D\u985E\u7926\u7269\u4EE5\u53CA\u71E7\u77F3\uFF0C\u4E26\u4EE5\u689D\u72C0\u4E92\u5C64\u7684\u65B9\u5F0F\u51FA\u9732\uFF0C\u56E0\u800C\u5F97\u540D\u3002\u9019\u7A2E\u5CA9\u77F3\u7684\u5F62\u6210\u6642\u9593\u5927\u90E8\u5206\u90FD\u8001\u65BC\u4E8C\u5341\u5104\u5E74\uFF0C\u4E5F\u5C31\u662F\u592A\u53E4\u5B99\u7684\u6642\u671F\uFF0C\u5C6C\u65BC\uFF08Greenstone Belt\uFF09\u7684\u4E00\u7C7B\uFF0C\u70BA\u5730\u7403\u4E0A\u53E4\u8001\u7684\u6C89\u7A4D\u5CA9\u3002"@zh . . . . . . "Pilbara"@en . . . . . "Les formations ferrif\u00E8res ruban\u00E9es, aussi appel\u00E9es formations de fer ruban\u00E9es, gisements de fer ruban\u00E9, BIF (pour l'anglais banded iron formations) ou itabirites, sont des roches s\u00E9dimentaires tr\u00E8s riches en fer (au moins 15 %). Elles repr\u00E9sentent 90 % du minerai de fer exploit\u00E9 dans le monde. Les diff\u00E9rentes couches sont de dimension millim\u00E9trique \u00E0 centim\u00E9trique. Leur origine est majoritairement arch\u00E9enne ; on les rencontre, sur toute la surface du globe, de \u22123 800 \u00E0 \u22122 000 Ma environ."@fr . . . . "-8.405555725097656"^^ . . "68348"^^ . . . "Banded-iron formation"@en . . . .