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单词 polianite
释义

Definition of polianite in English:

polianite

noun ˈpəʊlɪənʌɪt
Mineralogy
  • A mineral containing manganese, formerly regarded as a variety of pyrolusite but now generally regarded as identical with it.

Origin

Mid 19th century; earliest use found in James Nicol (1810–1879), geologist. From German Polianit from ancient Greek πολιά greyness + German -it, so called on account of its colour.

 
 

Definition of polianite in US English:

polianite

nounˈpəʊlɪənʌɪt
Mineralogy
  • A mineral containing manganese, formerly regarded as a variety of pyrolusite but now generally regarded as identical with it.

Origin

Mid 19th century; earliest use found in James Nicol (1810–1879), geologist. From German Polianit from ancient Greek πολιά greyness + German -it, so called on account of its colour.

 
 
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更新时间:2024/12/23 7:57:23