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Results 161 - 170 of 185 for Coal
  • Article - 2 Aug 2013
    Arsenolite is an arsenic mineral that was first described in 1854 for an occurrence in the St. Andreasberg District, Harz Mountains, Lower Saxony, Germany. The mineral was named for the presence of...
  • Article - 19 Apr 2013
    Sphalerite is also referred to as Blende or Zinc Blende, and is the major ore of zinc. Sphalerite got its name from the Greek word ‘sphaleros’ which means treacherous, as it is mistaken for another...
  • Article - 25 Feb 2013
    Hoelite is a very rare organic mineral discovered in 1922 at Mt. Pyramide, Spitsbergen, Norway. The mineral was named after Adolf Hoel, geologist, leader of a Norwegian expedition to Spitzbergen.
  • Article - 10 Jan 2013
    Evansite is a secondary amorphous mineral occurring with allophane and limonite. It was named after Brooke Evans, a British metallurgist from Birmingham, England who brought the first specimens from...
  • 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 - 10 Oct 2012
    Morocco, with a total population of 32,309,239 as of July 2012, is located in Northern Africa, bordering the North Atlantic Ocean and the Mediterranean Sea, between Algeria and Western Sahara. The...
  • Article - 8 Oct 2012
    Uzbekistan, with a total population of 28,394,180 as of July 2012, is located in Central Asia, north of Turkmenistan and south of Kazakhstan. The country mostly has a midlatitude desert climate and...
  • Article - 5 Oct 2012
    Democratic Republic of Congo (DR Congo) is located to the northeast of Angola in Central Africa. The country was formerly known as Zaire. The total area of the country is 2,344,858 km2, and it has a...
  • Article - 24 Sep 2012
    Waste elements other than iron (Fe) in iron ore dilute the overall grade of the ore and incur a smelter penalty. The ore beneficiation process at a mine is designed to remove as much waste and penalty...
  • Article - 15 Sep 2012
    Oman is a part of the Middle East countries and is located between Yemen and UAE.