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Results 1841 - 1850 of 1979 for Iron
  • Article - 5 Jan 2018
    Researchers have studied global energy consumption due to friction and wear in the mining industry, to determine the tribological and economic impacts.
  • Article - 26 Oct 2017
    The environmentally disruptive nature of all phases of the mining process is evident in any area of the world where oil, gas, and mineral extraction occurs.
  • Article - 13 Oct 2017
    The main countries around the world that produce coal include China, the United States, India, Australia and Indonesia. The successful mining of coal allows for the extraction of iron ore.
  • Article - 8 Sep 2017
    First discovered in 1924, Zebra rock is a marketing name for an Australian decorative stone that has an appearance of varying brown and white bands.
  • Article - 22 Jun 2017
    While Zebra rock is mainly composed of fine grained quartz and sericite, minor amounts of alunite, kaolinite clay and dickite are also found within this mineral.
  • Article - 28 Mar 2014
    Pentlandite, nickel iron sulphide, is the principal ore for nickel. Pentlandite is found in the form of massive granular aggregates. It appears as a brassy gold-colored mineral, having similarities in...
  • Article - 28 Mar 2014
    Peridotite is a coarse-grained, dark-colored intrusive igneous rock which consists of minerals such as pyroxene and olivine. It usually contains olivine as the primary mineral in addition to other...
  • Article - 27 Mar 2014
    Panning is a simple mining method which separates particles of high specific gravity such as gold from gravels or soil by washing in a pan. Pans of various sizes have been developed over the years.
  • Article - 25 Mar 2014
    Native metal is the uncombined form of metal that occurs in nature. It is the pure, metallic form that does not occur in combination with other elements. Native metals are either found as native...
  • Article - 19 Mar 2014
    Magnetic survey is one of the exploration tools used for measuring localized changes in the Earth’s magnetic field.

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