Sentence Examples

  • Manganese is mined in Minas Geraes for export.
  • Anglesite, or lead sulphate, PbSO 4, is poor in silver, and is only exceptionally mined by itself; it occurs in quantity in France, Spain, Sardinia and Australia.
  • The mica mined in India is practically all muscovite.
  • Copper is mined and extensive deposits of petroleum and asphalt are being exploited.
  • The quality of ore in the two ranges differs somewhat, that mined from the Vermilion Range being a hard specular or red haematite, while that taken from the Mesabi Range, largely red haematite, is much softer and in many localities quite finely comminuted.

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