Definition of lamprophyre in English:

lamprophyre

nounˈlamprəˌfʌɪəˈlamprəˌfī(ə)r

mass nounGeology

A porphyritic igneous rock consisting of a fine-grained feldspathic groundmass with phenocrysts chiefly of biotite.
Example sentencesExamples
- Remelting of these metasomites produced the Gardar lamprophyre magmas.
- The only known igneous rocks in the area are Permian periodotite and lamprophyre dikes as well as diatremes of ultramafic composition associated with the Fluorite district.
- Melts of these metasomites were volatile rich and hence ascended rapidly through the lithosphere, forming the lamprophyre magmas.
- Subordinate volumes of carbonatite and lamprophyre magmas are also present.
- It has also been found in silica-poor igneous rocks, such as syenite, nepheline syenite, serpentinite, and lamprophyre.

Origin

Late 19th century: from Greek lampros 'bright, shining' + porphureos 'purple'.

Definition of lamprophyre in US English:

lamprophyre

nounˈlamprəˌfī(ə)r

Geology

A porphyritic igneous rock consisting of a fine-grained feldspathic groundmass with phenocrysts chiefly of biotite.
Example sentencesExamples
- The only known igneous rocks in the area are Permian periodotite and lamprophyre dikes as well as diatremes of ultramafic composition associated with the Fluorite district.
- It has also been found in silica-poor igneous rocks, such as syenite, nepheline syenite, serpentinite, and lamprophyre.
- Remelting of these metasomites produced the Gardar lamprophyre magmas.
- Melts of these metasomites were volatile rich and hence ascended rapidly through the lithosphere, forming the lamprophyre magmas.
- Subordinate volumes of carbonatite and lamprophyre magmas are also present.

Origin

Late 19th century: from Greek lampros ‘bright, shining’ + porphureos ‘purple’.

单词	lamprophyre
释义	Definition of lamprophyre in English: lamprophyre nounˈlamprəˌfʌɪəˈlamprəˌfī(ə)r mass nounGeology A porphyritic igneous rock consisting of a fine-grained feldspathic groundmass with phenocrysts chiefly of biotite. Example sentencesExamples Remelting of these metasomites produced the Gardar lamprophyre magmas. The only known igneous rocks in the area are Permian periodotite and lamprophyre dikes as well as diatremes of ultramafic composition associated with the Fluorite district. Melts of these metasomites were volatile rich and hence ascended rapidly through the lithosphere, forming the lamprophyre magmas. Subordinate volumes of carbonatite and lamprophyre magmas are also present. It has also been found in silica-poor igneous rocks, such as syenite, nepheline syenite, serpentinite, and lamprophyre. Origin Late 19th century: from Greek lampros 'bright, shining' + porphureos 'purple'. Definition of lamprophyre in US English: lamprophyre nounˈlamprəˌfī(ə)r Geology A porphyritic igneous rock consisting of a fine-grained feldspathic groundmass with phenocrysts chiefly of biotite. Example sentencesExamples The only known igneous rocks in the area are Permian periodotite and lamprophyre dikes as well as diatremes of ultramafic composition associated with the Fluorite district. It has also been found in silica-poor igneous rocks, such as syenite, nepheline syenite, serpentinite, and lamprophyre. Remelting of these metasomites produced the Gardar lamprophyre magmas. Melts of these metasomites were volatile rich and hence ascended rapidly through the lithosphere, forming the lamprophyre magmas. Subordinate volumes of carbonatite and lamprophyre magmas are also present. Origin Late 19th century: from Greek lampros ‘bright, shining’ + porphureos ‘purple’.
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