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单词 pecoraite
释义

pecoraite

/pɪˈkɔːrəʌɪt/
Mineralogy
noun
A rare, bright green, monoclinic mineral of the serpentine group, consisting of a basic silicate of nickel, Ni3Si2O5(OH)4, found originally as a product of weathering in an ancient meteorite and subsequently in other metamorphic rocks.

Origin

1960s. From the name of William T. Pecora, U.S. geologist + -ite.

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更新时间:2024/11/11 13:40:46