Iron mines of Mount Uixan

Iron () is a

chemical element A chemical element is a species of atoms that have a given number of protons in their nuclei, including the pure substance consisting only of that species. Unlike chemical compounds, chemical elements cannot be broken down into simpler sub ...

with symbol Fe (from la, ferrum) and

atomic number The atomic number or nuclear charge number (symbol ''Z'') of a chemical element is the charge number of an atomic nucleus. For ordinary nuclei, this is equal to the proton number (''n''p) or the number of protons found in the nucleus of every ...

26. It is a

metal A metal (from Greek μέταλλον ''métallon'', "mine, quarry, metal") is a material that, when freshly prepared, polished, or fractured, shows a lustrous appearance, and conducts electricity and heat relatively well. Metals are typicall ...

that belongs to the first transition series and

group 8 Group 8 may refer to: * Group 8 element, a series of elements in the Periodic Table * Group 8 Rugby League, a rugby league competition * Group 8 (Sweden), a feminist movement in Sweden * Group VIII, former nomenclature for the noble gas The n ...

of the periodic table. It is, by mass, the most common element on

Earth Earth is the third planet from the Sun and the only astronomical object known to harbor life. While large volumes of water can be found throughout the Solar System, only Earth sustains liquid surface water. About 71% of Earth's surfa ...

, right in front of

oxygen Oxygen is the chemical element with the symbol O and atomic number 8. It is a member of the chalcogen group in the periodic table, a highly reactive nonmetal, and an oxidizing agent that readily forms oxides with most elements as ...

(32.1% and 30.1%, respectively), forming much of Earth's

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