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Results 61 - 70 of 123 for Nickel
  • Magmatic Segregation - Mining Fundamentals
    Article - 26 Mar 2014
    Magmatic segregation is an ore forming process in which the valuable minerals are concentrated by settling them out from cooling magma. Through the magmatic segregation process, one or more minerals...
  • What is the London Metal Exchange?
    Article - 18 Mar 2014
    The London Metal Exchange (LME), founded in 1877, is the world’s largest trading center of industrial metals. It provides futures contracts and options on a number of base and other metals.
  • Lamprophyre - Mining Fundamentals
    Article - 10 Mar 2014
    Lamprophyre is a group of ultrapotassic igneous rocks which consist of phenocrysts of mica, particularly biotite or phlogopite and amphibole such as pargasite or hornblende.
  • Leaching - Mining Fundamentals
    Article - 5 Mar 2014
    Leaching is a chemical process in mining for extracting valuable minerals from the ore. Leaching also takes place in nature where the rocks are dissolved by water. Post leaching, the rocks areleft...
  • Heap Leaching - Mining Fundamentals
    Article - 4 Mar 2014
    Heap leaching is an industrial mining process of separating precious metals, copper and other minerals from ores. It involves a series of chemical processes through which the mineral ores are piled in...
  • Bioleaching Process - Mining Fundamentals
    Article - 10 Jan 2014
    Bioleaching or microbial ore leaching is a process used to extract metals from their ores using bacterial microorganisms. The bacteria feed on nutrients in the minerals causing the metal to separate...
  • Carrollite – Occurrence, Properties, and Distribution
    Article - 22 Oct 2013
    Carrollite was named after its occurrence in Carroll Co., Maryland, USA. It belongs to the linnaeite group.
  • Bismutohauchecornite - Occurrence, Properties, and Distribution
    Article - 12 Sep 2013
    Bismutohauchecornite is a tetragonal-ditetragonal dipyramidal bronze mineral containing sulfur, nickel and bismuth. It belongs to the hauchecornite group of minerals. The mineral was first discovered...
  • Arupite - Occurrence, Properties, and Distribution
    Article - 5 Aug 2013
    Arupite is a monoclinic-prismatic mineral containing phosphorus, oxygen, nickel, manganese, magnesium, iron and hydrogen. The mineral was first discovered in 1990 from the Santa Catherina iron...
  • Ahlfeldite – Occurrence, Properties, and Distribution
    Article - 20 Jul 2013
    Ahlfeldite was named after Friedrich E. Ahlfeld (1892–1982), a German–Bolivian mining engineer and mineralogist.

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