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单词 novákite
释义

Definition of novákite in English:

novákite

(also novakite)
noun ˈnəʊvakʌɪtˈnəʊvɑːkʌɪt
Mineralogy
  • A monoclinic arsenide of copper and silver, Cu₂₀AgAs₁₀, occurring in the Krkonose mountains of the northern Czech Republic, which is steel-grey on fresh fracture but becomes almost black on exposure to air.

Origin

1950s; earliest use found in American Mineralogist. From German Novákit from the name of Jiří Novák, Czech mineralogist + -it.

 
 

Definition of novákite in US English:

novákite

(also novakite)
noun
Mineralogy
  • A monoclinic arsenide of copper and silver, Cu₂₀AgAs₁₀, occurring in the Krkonose mountains of the northern Czech Republic, which is steel-grey on fresh fracture but becomes almost black on exposure to air.

Origin

1950s; earliest use found in American Mineralogist. From German Novákit from the name of Jiří Novák, Czech mineralogist + -it.

 
 
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更新时间:2025/2/21 7:56:28