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Results 4541 - 4550 of 4603 for Lead
  • Article - 2 Feb 2013
    Buckhornite is an orthorhombic-dipyramidal black mineral containing tellurium, sulfur, lead, gold and bismuth. It was first described in 1992 from the Buckhorn mine, near Jamestown, Boulder, Colorado,...
  • Article - 24 Jan 2013
    Curite is a lead uranium oxide mineral named after the physicists Pierre and Marie Curie known for their work on radioactivity.
  • Article - 23 Jan 2013
    Chalcopyrite is a copper iron sulfide mineral having a tetragonal crystal system. It was named from the Greek word, ‘chalkos’ meaning copper and ‘pyrites’ meaning strike fire.
  • Article - 3 Jan 2013
    At a copper refinery located in Piedras Verdes, Mexico, Strongwell’s fiberglass operating platforms and walkways totaling over 10,000 square feet were installed to withstand corrosion. The refinery...
  • Article - 11 Dec 2012
    Neyite was named after Charles Stuart Ney, a geologist who was involved in the early exploration of the mineral at the Lime Creek deposit, Canada.
  • Article - 20 Nov 2012
    The mining sector of Hungary is small scale and does not play a significant role in the country’s economy. Currently, the labor market is seeing a transition towards a focus on high skill employment....
  • Article - 8 Nov 2012
    Lebanon is located between Syria and Israel bordering the Mediterranean Sea. The total area of the country is 10,400 km2, and it has a population of 4,140,289 as of July 2012. The country enjoys a...
  • Article - 5 Nov 2012
    Cambodia, with a total population of 14,952,665 as of July 2010, is located in Southeastern Asia, bordering the Gulf of Thailand, between Thailand, Vietnam, and Laos.
  • Article - 20 Oct 2012
    Burundi, with a total population of 10,557,259 as of July 2012, is located in Central Africa, east of Democratic Republic of the Congo. The country mostly has an equatorial type of climate and covers...
  • Article - 19 Oct 2012
    Rwanda, with a total population of 11,689,696 as of July 2012, is located in Central Africa, east of Democratic Republic of the Congo. The country mostly has a temperate climate and covers a total...

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