Definition of felsic in English:

felsic

adjective ˈfɛlsɪkˈfelsik

Geology

Relating to or denoting a group of light-coloured minerals including feldspar, feldspathoids, quartz, and muscovite.
〔地质〕长英矿物的，长英质的。常与MAFIC 相对
felsic volcanic rocks
Often contrasted with mafic
Example sentencesExamples
- The rocks of the complex show an overall trend of decreasing mafic minerals and increasing felsic minerals spatially from west to east.
- The alternating bands of mafic and felsic minerals are a striking and distinctive feature of all gneisses.
- The enclaves probably represent globules of mafic magma in felsic magma.
- The present day volumetric variation in the amount of mafic and felsic volcanic rocks preserved in the Parana and Etendeka provinces is interesting.
- Local hybridization between the mafic and felsic magmas is common.

Origin

Early 20th century: from feldspar + a contraction of silica.

Definition of felsic in US English:

felsic

adjectiveˈfelsik

Geology

Relating to or denoting a group of light-colored minerals including feldspar, feldspathoids, quartz, and muscovite.
〔地质〕长英矿物的，长英质的。常与MAFIC 相对
felsic volcanic rocks
Often contrasted with mafic
Example sentencesExamples
- The alternating bands of mafic and felsic minerals are a striking and distinctive feature of all gneisses.
- The present day volumetric variation in the amount of mafic and felsic volcanic rocks preserved in the Parana and Etendeka provinces is interesting.
- Local hybridization between the mafic and felsic magmas is common.
- The enclaves probably represent globules of mafic magma in felsic magma.
- The rocks of the complex show an overall trend of decreasing mafic minerals and increasing felsic minerals spatially from west to east.

Origin

Early 20th century: from feldspar + a contraction of silica.

词汇	felsic
释义	Definition of felsic in English: felsic adjective ˈfɛlsɪkˈfelsik Geology Relating to or denoting a group of light-coloured minerals including feldspar, feldspathoids, quartz, and muscovite. 〔地质〕长英矿物的，长英质的。常与MAFIC 相对 felsic volcanic rocks Often contrasted with mafic Example sentencesExamples The rocks of the complex show an overall trend of decreasing mafic minerals and increasing felsic minerals spatially from west to east. The alternating bands of mafic and felsic minerals are a striking and distinctive feature of all gneisses. The enclaves probably represent globules of mafic magma in felsic magma. The present day volumetric variation in the amount of mafic and felsic volcanic rocks preserved in the Parana and Etendeka provinces is interesting. Local hybridization between the mafic and felsic magmas is common. Origin Early 20th century: from feldspar + a contraction of silica. Definition of felsic in US English: felsic adjectiveˈfelsik Geology Relating to or denoting a group of light-colored minerals including feldspar, feldspathoids, quartz, and muscovite. 〔地质〕长英矿物的，长英质的。常与MAFIC 相对 felsic volcanic rocks Often contrasted with mafic Example sentencesExamples The alternating bands of mafic and felsic minerals are a striking and distinctive feature of all gneisses. The present day volumetric variation in the amount of mafic and felsic volcanic rocks preserved in the Parana and Etendeka provinces is interesting. Local hybridization between the mafic and felsic magmas is common. The enclaves probably represent globules of mafic magma in felsic magma. The rocks of the complex show an overall trend of decreasing mafic minerals and increasing felsic minerals spatially from west to east. Origin Early 20th century: from feldspar + a contraction of silica.
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