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Results 1211 - 1220 of 1270 for Pyrite
  • Chalcostibite - Occurrence, Properties, and Distribution
    Article - 20 May 2014
    Chalcostibite is a lead-gray mineral consisting of copper sulfide. The mineral was first identified in Wolfsberg, in the Hartz Mountains in 1847. It was named from the Greek words chalkos and stibi,...
  • Carlhintzeite - Occurrence, Properties, and Distribution
    Article - 22 May 2014
    Carlhintzeite is a triclinic mineral containing oxygen, hydrogen, fluorine, calcium and aluminum. It was first discovered in Hagendorf, Germany. The mineral was named after Carl Hintze, Professor of...
  • Helio Updates on its Namibian Project
    News - 6 Oct 2010
    Helio Resource Corp (TSX-V: HRC) is pleased to provide an update on its 100%-owned (through its wholly owned subsidiary, BAFEX Exploration (Pty.) Ltd.) Damara Gold Project ("DGP"), located...
  • Measuring Sulfur Content of Coal Using EDXRF
    Article - 6 May 2013
    Pyrite is a key mineral present in most coal, which contains different amounts of sulfur based on how much iron and sulfur combined in the peat.
  • Sphalerite – Occurrence, Properties, and Distribution
    Article - 8 May 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...
  • Tooeleite - Occurrence, Properties, and Distribution
    Article - 10 May 2013
    Tooeleite is a monoclinic-prismatic mineral containing hydrogen, iron, arsenic, oxygen, and sulfur. It is an uncommon secondary mineral in the oxidized zone of a replacement ore body in metamorphosed...
  • Rhodochrosite - Occurrence, Properties, and Distribution
    Article - 15 May 2013
    Rhodochrosite is a manganese carbonate mineral that crystallizes in the trigonal system. It is a member of calcite group of minerals. The mineral was first discovered in 1800 from the Cavnic (Kapnik),...
  • Nuffieldite - Occurrence, Properties, and Distribution
    Article - 15 May 2013
    Nuffieldite is an orthorhombic-dipyramidal pale creamy white mineral containing sulfur, lead, copper and bismuth. The mineral was found in Lime Creek stock, Alice Arm, BC, Canada in 1968. It was named...
  • Kalinite - Occurrence, Properties, and Distribution
    Article - 15 May 2013
    Kalinite is a mineral composed of hydrated potassium aluminum sulfate. The mineral was first found in San Bernardino County, California, USA in 1868. It was named for its potassium (kalium) content.
  • Roquesite – Occurrence, Properties and Distribution
    Article - 16 May 2013
    Roquesite is a member of the chalcopyrite group and has been named after Marice Roques, Professor of Geology.

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