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Results 4491 - 4500 of 4673 for Lead
  • Golden Star Resources Q3 Gold Sales Decreases
    News - 9 Nov 2010
    Golden Star Resources Ltd. (TSX:GSC)(NYSE Amex:GSS)(GSE:GSR) has reported its third quarter financial and operational results for 2010. SUMMARY Operating cash flow of $35.4 million or $0.137...
  • AccuPyc: Gas Pycnometer for True Density of Solids
    Equipment
    The AccuPyc gas pycnometer is ideal for true density of solids.
  • What is the London Metal Exchange?
    Article - 8 Oct 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.
  • Fold - Mining Fundamentals
    Article - 6 Jun 2014
    Fold is a geological bend or flexure in stratified rocks resulting from the permanent deformation of sedimentary strata.
  • Electrolytic Refining - Mining Fundamentals
    Article - 23 Apr 2014
    Electrolysis or electrolytic refining is a technique used for extraction as well as purification of metals obtained by any refining method. In the electro- refining process, a block of impure metal is...
  • Bioleaching Process - Mining Fundamentals
    Article - 24 Apr 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...
  • Acid Mine Drainage - Mining Fundamentals
    Article - 24 Apr 2014
    Acid mine drainage (AMD), also referred to as acid and metalliferous drainage and acid rock drainage, can be defined as outflow of acidic water from metal mines or coal mines that have in most cases...
  • Deep Sea Mining: An Introduction to Underwater Mining
    Article - 10 Sep 2014
    As nearly 70% of the earth’s surface is made up of water and mineral resources are severely depleted on land, several mining companies are exploring the concept of deep sea mining.
  • Terra Ventures Updates on Midwest Northeast Uranium Property
    News - 22 Oct 2010
    Terra Ventures Inc. (TSX VENTURE:TAS) has provided an update on the Midwest Northeast Uranium property in which Terra owns a 10% production carried interest. In a press release dated October 21,...
  • Wealth Minerals Starts Exploration at Rodeo De Los Molles Project in Argentina
    News - 22 Oct 2010
    Wealth Minerals Ltd. (TSX VENTURE:WML)(FRANKFURT:EJZ), has announced that it has initiated an aggressive exploration, resource verification and expansion program at its high-grade Rodeo de los Molles...

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