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  • Article - 19 May 2014
    Diopside is a monoclinic pyroxene mineral first described in 1800. The mineral derives its name from the Greek words “dis” and “opse”, which mean “twice” and “face” in reference to the two ways of...
  • Article - 3 Jun 2014
    Cordierite is a magnesium iron aluminium cyclosilicate mineral discovered in 1813. It was named after Pierre Louis A. Cordier, a French mining engineer and geologist who first described it.
  • Article - 12 May 2014
    Tremolite is a member of the amphibole group of silicate minerals. It is formed by metamorphism of quartz and dolomite-rich sediments. It was first discovered in 1789 in Campolungo, Piumogna Valley,...
  • Article - 3 Jun 2014
    Andesine, a member of the plagioclase feldspar solid solution group, was first discovered in 1841 for an occurrence in Marmato, the Marmato mine, Colombia, Chocó Department and Cauca.

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