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单词 galena
释义

galena

/ɡəˈliːnə /
noun [mass noun]
A bluish, grey, or black mineral of metallic appearance, consisting of lead sulphide. It is the chief ore of lead.This karsting provides highly permeable rocks in which the sulphide minerals sphalerite and galena represent the valuable mineralization....
  • Vein minerals are barite, calcite, chalcopyrite, galena, pyrite, and sphalerite.
  • The main ore minerals are galena, chalcopyrite, sphalerite, and tetrahedrite that are associated with quartz and barite gangue.

Origin

Late 17th century: from Latin, 'lead ore' (in a partly purified state).

Rhymes

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更新时间:2025/2/21 8:45:17