special crusher to crush and separate magnetite

  • Natural Sciences Grade 9

    Chapter overview. 2 weeks. In this chapter we build on what was done in the previous two chapters. After learning that rocks contain minerals, we now explore how the minerals may be extracted so that they may be utilised.

  • Mineral processing | metallurgy | Britannica.com

    Mineral processing: Mineral processing, art of treating crude ores and mineral products in order to separate the valuable minerals from the waste rock, or gangue. It is the first process that most ores undergo after mining in order to provide a more concentrated material for the procedures of extractive metallurgy.

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