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单词 specular iron ore
释义

specular iron ore

noun
Hematite with a metallic luster.Gray hematite has a brilliant metallic luster and is known as specular iron ore or looking glass ore....
  • The steel-gray crystals and coarse-grained varieties have a brilliant metallic lustre and are known as specular iron ore or looking glass ore.
  • Among the valuable specimens of minerals found here may be named, triciliate of iron, sulphuret of bismuth, native copper, specular iron ore, hydrous oxide of iron.
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更新时间:2024/12/23 20:32:44