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词汇 penroseite
释义

Definition of penroseite in English:

penroseite

noun ˈpɛnrəʊzʌɪt
Mineralogy

  • A rare grey mineral of the cubic crystal system which consists of nickel selenide, NiSe₂ (usually with some cobalt and copper), and occurs as reniform masses.

Origin

1920s. From the name of Richard A. Penrose, Jr., U.S. mining geologist + -ite.

Definition of penroseite in US English:

penroseite

nounˈpɛnrəʊzʌɪt
Mineralogy

  • A rare grey mineral of the cubic crystal system which consists of nickel selenide, NiSe₂ (usually with some cobalt and copper), and occurs as reniform masses.

Origin

1920s. From the name of Richard A. Penrose, Jr, U.S. mining geologist + -ite.
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