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  • superoxide
  • Manganese enzymes are particularly essential in detoxification of superoxide free radicals in organisms that must deal with elemental oxygen. (wikipedia.org)
  • minerals
  • Historically, manganese is named for pyrolusite and other black minerals from the region of Magnesia in Greece, which also gave its name to magnesium and the iron ore magnetite. (wikipedia.org)
  • typically
  • Manganese isotopic contents are typically combined with chromium isotopic contents and have found application in isotope geology and radiometric dating. (wikipedia.org)