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Results 1 - 5 of 5 for Limonite
  • Article - 16 Aug 2003
    Sapphires are well known gem stones. The stages in their processing, such as grading, heat treatment and marketing are discussed. Characteristics and colours are also mentioned.
  • News - 1 Dec 2006
    BHP Billiton announced today the approval of increased capital costs for the Ravensthorpe Nickel Project to a total budget of US$2.2 billion. Lower than expected labour productivity and late...
  • Article - 2 May 2018
    Blast furnaces are an indispensable part of the iron industry. After iron ore is mined, it goes directly to the furnace to be smelted, or refined. But blast furnaces produce an incredible amount of...
  • Article - 21 Aug 2013
    Ferro nickel is a ferroalloy that contains approximately 35% nickel and 65% iron. Its CAS number is 11110-39-7. It is a shiny metallic solid material. It can be obtained from the carbothermic...
  • Article - 4 Jun 2013
    Iron is a chemical element with Fe as its symbol. It belongs to group 8, periodic number 4 of the periodic table. Its atomic number is 26.