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  • Bonzle Digital Atlas of Australia - What's Mined Where

    Bonzle - What's Mined Where - Australia Click a commodity to see a list of mines mining that commodity: Metals Aluminum | Antimony | Arsenic | Bauxite.

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  • The Mam Tor landslide, geology & mining legacy around Castleton ,

    and Castleton has a long mining legacy which dates back to at least Saxon and Roman tim , open gullies (where mineral were mined where they outcrop), abandoned , The limestone represents part of a coral, apron-reef complex (similar , (such as limonite) as well as gypsum precipitated from the groundwater

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  • Mining - Encyclopedia of Arkansas

    9 Aug 2011 , Mining of bauxite for aluminum and alumina began in the 1890s and , Crushed stone for highway aggregate may consist of sandstone, limestone, dolostone, , In the Gulf Coastal Plain, sand and gravel are mined where hard.

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  • Bauxite - Wikipedia

    One of the world's largest bauxite mines in Weipa, Australia Bauxite, an aluminium ore, is the world's main source of aluminium It consists mostly of the , in Europe and Jamaica above carbonate rocks (limestone and dolomite), where they.

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  • Iron ore and ochre mines | Minerals and mines | Foundations of the ,

    Iron ore is most commonly found as haematite (Fe2O3), pyrite (FeS2) and goethite (FeOOH), or as a mixture of hydrated iron oxides known as limonite , Ochre also occurs infilling cavities in the Carboniferous Limestone and Dolomitic.

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  • Limonite: The mineral Limonite information and pictures

    Limonite is scientifically not considered a true mineral as it lacks a definitive , Point, Utah Co, Utah; and the Elizabeth R Mine, Pala, San Diego Co, California

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  • Limonite - Wikipedia

    Limonite is an iron ore consisting of a mixture of hydrated iron(III) oxide-hydroxides in varying , Bog iron ore and limonite mudstones are mined as a source of iron, although commercial mining of them has ceased in the United Stat

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  • Limonite: an iron oxide used as pigment and iron ore - Geology

    Limonite often forms as a precipitate at springs and mine openings where acidic, iron-laden waters emerge from the subsurface Most subsurface waters contain.

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