Definition of perrierite in English:

perrierite

noun ˈpɛrɪərʌɪt

Mineralogy

A monoclinic silicate of lanthanides, titanium, iron, and other elements, (Ca,Ce,Th)₄(Mg,Fe2+)₂(Ti,Fe3+)₃Si₄O₂₂, occurring as black or reddish brown prismatic crystals.

1950s; earliest use found in Chemical Abstracts. From Italian perrierite from the name of Carlo Perrier, Italian mineralogist + -ite.

nounˈpɛrɪərʌɪt

Mineralogy

A monoclinic silicate of lanthanides, titanium, iron, and other elements, (Ca,Ce,Th)₄(Mg,Fe2+)₂(Ti,Fe3+)₃Si₄O₂₂, occurring as black or reddish brown prismatic crystals.

1950s; earliest use found in Chemical Abstracts. From Italian perrierite from the name of Carlo Perrier, Italian mineralogist + -ite.

词汇	perrierite
释义	Definition of perrierite in English: perrierite noun ˈpɛrɪərʌɪt Mineralogy A monoclinic silicate of lanthanides, titanium, iron, and other elements, (Ca,Ce,Th)₄(Mg,Fe2+)₂(Ti,Fe3+)₃Si₄O₂₂, occurring as black or reddish brown prismatic crystals. Origin 1950s; earliest use found in Chemical Abstracts. From Italian perrierite from the name of Carlo Perrier, Italian mineralogist + -ite. Definition of perrierite in US English: perrierite nounˈpɛrɪərʌɪt Mineralogy A monoclinic silicate of lanthanides, titanium, iron, and other elements, (Ca,Ce,Th)₄(Mg,Fe2+)₂(Ti,Fe3+)₃Si₄O₂₂, occurring as black or reddish brown prismatic crystals. Origin 1950s; earliest use found in Chemical Abstracts. From Italian perrierite from the name of Carlo Perrier, Italian mineralogist + -ite.
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