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Iron mining in the United States produced 48 million metric tons of iron ore in 2019. Iron ore was the third-highest-value metal mined in the United States...12 KB (1,648 words) - 10:42, 3 April 2024
Ironstone (redirect from Iron stone)are rare. One example is Henry Moore's Head created in 1930. Iron ore Iron-rich sedimentary rocks Ironsand Wikimedia Commons has media related to Ironstone...4 KB (438 words) - 17:31, 25 June 2024
Banded iron formations (BIFs; also called banded ironstone formations) are distinctive units of sedimentary rock consisting of alternating layers of iron oxides...67 KB (7,104 words) - 18:50, 19 April 2024
very small portion of the total sedimentary record. Iron-rich sedimentary rocks have economic uses as iron ores. Iron deposits have been located on all...16 KB (2,062 words) - 00:10, 14 January 2024
Siderite (redirect from Spathic iron ore)composed of iron(II) carbonate (FeCO3). Its name comes from the Ancient Greek word σίδηρος (sídēros), meaning "iron". A valuable iron ore, it consists...11 KB (1,196 words) - 09:59, 10 November 2023
sulphide ore. Sediment-Hosted Stratiform Copper Deposits (SSC) form when copper sulphides precipitate out of brinal fluids into sedimentary basins near...60 KB (5,466 words) - 20:18, 10 March 2024
Taconite (category Sedimentary rocks)(/ˈtækənaɪt/) is a variety of banded iron formation, an iron-bearing (over 15% iron) sedimentary rock, in which the iron minerals are interlayered with quartz...12 KB (1,446 words) - 20:11, 8 June 2024
Superficial deposits processes of ore formation include; Erosion of non-ore material. Deposition by sedimentary processes, including winnowing, density...33 KB (3,971 words) - 23:11, 19 June 2024
Iron ores are rocks and minerals from which metallic iron can be economically extracted. The ores are usually rich in iron oxides and vary in color from...54 KB (7,075 words) - 11:42, 21 June 2024
Volcanogenic massive sulfide ore deposits, also known as VMS ore deposits, are a type of metal sulfide ore deposit, mainly copper-zinc which are associated...20 KB (2,537 words) - 22:35, 8 March 2024
direction of groundwater flow, but on a small scale the ore zones may cut across sedimentary features of the host sandstone. Deposits of this nature commonly...46 KB (4,826 words) - 03:51, 5 June 2024- Iron oxide copper gold ore deposits (IOCG) are important and highly valuable concentrations of copper, gold and uranium ores hosted within iron oxide...22 KB (2,879 words) - 18:49, 18 January 2024
Scunthorpe Steelworks (redirect from Redbourn Iron Works)ironstone east of Scunthorpe, Lincolnshire, England. Initially iron ore was exported to iron producers in South Yorkshire. Later, after the construction...58 KB (7,168 words) - 04:30, 20 June 2024
Limonite (redirect from Brown iron ore)Limonite (/ˈlaɪməˌnaɪt/) is an iron ore consisting of a mixture of hydrated iron(III) oxide-hydroxides in varying composition. The generic formula is...15 KB (1,669 words) - 16:49, 7 February 2024
Mining industry of Nigeria (redirect from Nigerian National Iron Ore Mining Company)to import minerals that it could produce domestically, such as salt or iron ore. The rights to ownership of mineral resources is held by the Federal Government...15 KB (1,755 words) - 07:26, 2 May 2024
Sphalerite (redirect from Black-jack ore)It is the most important ore of zinc. Sphalerite is found in a variety of deposit types, but it is primarily in sedimentary exhalative, Mississippi-Valley...35 KB (3,388 words) - 21:29, 22 May 2024
and Jurassic limestone and shale. Middle Jurassic rocks contain sedimentary iron ore. These Mesozoic rocks in the center of the country are sometimes...2 KB (332 words) - 15:59, 7 February 2022
Vivianite (redirect from Blue iron ore)the San Antonio Mine, Santa Eulalia, Chihuahua. Russia: In sedimentary stratified iron ore deposites on the Taman peninsula on the Black Sea. Spain: At...22 KB (2,074 words) - 16:22, 2 May 2024
Yilgarn Craton (section Iron ore)by mafic volcanic rock and banded iron formation, a felsic-intermediate volcanism layer, and an upper sedimentary layer (ca. 2.73 Ga) of calc-alkaline...24 KB (3,249 words) - 00:31, 7 May 2024
Kiruna mine (category Iron mines in Sweden)The Kiruna mine is the largest and most modern underground iron ore mine in the world.[unreliable source?] The mine is located in Kiruna in Norrbotten...20 KB (2,158 words) - 06:14, 21 June 2024
- American Cyclopædia Iron Ores by Rossiter W. Raymond 2597743The American Cyclopædia — Iron OresRossiter W. Raymond IRON ORES. The term iron ore is limited to
- minerals, and are found in metamorphic, igneous and sedimentary rocks. They also include important ores of iron, copper and uranium. Fredrick Mohs defined his