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Iron

Iron (/ ˈ aɪ ər n /) is a chemical element with symbol Fe (from Latin: ferrum) and atomic number 26 It is a metal that belongs to the first transition series and group 8 of the periodic table It is by mass the most common element on Earth forming much of Earth's outer and inner core It is the fourth most common element in the Earth's crust In its metallic state iron is rare in the

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Alain Ndoli Francois Naramabuye Rodrigue V Cao Diogo Andreas Buerkert Rolf Nieder and Mochoge Benson 2013 Greenhouse experiment on soyabean (Glycine max) growth on Technosol substrates from tantalum mining in Rwanda International Journal of Agricultural Science Research Vol 2(5) pp 144-152

The mineral group tantalite [(Fe Mn)Ta 2 O 6] is the primary source of the chemical element tantalum It is chemically similar to columbite and the two are often grouped together as a semi-singular mineral called coltan or columbite-tantalite in many mineral guides

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Zimbabwe Independent have disclosed his government sold the family silver –– or rather platinum concessions freshly squeezed from South Africa's Anglo American Platinum The ultimate buyer was a mining company founded by former English cricketer Phil Edmonds On top of the purchase price Edmonds' company threw in the US$100 million

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Tantalite The mineral group tantalite [(Fe Mn)Ta 2 O 6] is the primary source of the chemical element tantalum It is chemically similar to columbite and the two are often grouped together as a semi-singular mineral called coltan or columbite-tantalite in many mineral guides

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